Bradfordwhite Residential Boiler Wall Mounted Brute Ft Bmftcw Combination Iomanual 1318E Nh User Manual
Canada Residential Boiler Wall Mounted Brute Ft Bmftcw Combination Iomanual 1318E Nh canada_residential_boiler_wall_mounted_brute_ft_bmftcw_combination_iomanual_1318e_nh canada_residential_boiler_wall_mounted_brute_ft_bmftcw_combination_iomanual_1318e_nh uploads wp-content bradfordwhitecorp :
2017-08-21
User Manual: Bradfordwhite Residential Boiler Wall Mounted Brute Ft Bmftcw Combination Iomanual 1318E Nh residential_boiler_wall_mounted_brute_ft_bmftcw_combination_iomanual_1318e_nh uploads wp-content bradfordwhitecorp :
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Installation and Operation Instructions Document 1318E Installation and Operation Instructions for THE FT SERIES Wall-Mounted, Modulating Gas, Condensing, Combination Boiler Model FTCW 140,000 BTU/hr 199,000 BTU/hr • Natural Gas (NG) - Factory Configuration • Propane Gas (LP) - Field-Convertible FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician, qualified in hot water boiler and heater installation and maintenance. Improper installation and/or operation could create carbon monoxide gas in flue gases which could cause serious injury, property damage, or death. Improper installation and/or operation will void the warranty. WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a nearby phone. Follow the gas supplier's instructions. • If you cannot reach your gas supplier, call the fire department. H2372800E Installation and service must be performed by a qualified installer, service agency, or gas supplier. AVERTISSEMENT Assurez-vous de bien suivres les instructions données dans cette notice pour réduire au minimum le risque d’incendie ou d’explosion ou pour éviter tout dommage matériel, toute blessure ou la mort. Ne pas entreposer ni utiliser d’essence ou ni d’autres vapeurs ou liquides inflammables dans le à proximité de cet appareil ou de tout autre appareil. QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ: • Ne pas tenter d’allumer d’appareils. • Ne touchez à aucun interrupteur. Ne pas vous servir des téléphones dans le bâtiment où vous vous trovez. • Appelez immédiatement votre fournisseur de gaz depuis un voisin. Suivez les instructions du fournisseur. • Si vous ne pouvez rejoindre le fournisseur de gaz, appelez le sservice des incendies. L’installation et l’entretien doivent être assurés par un installateur ou un service d’entretien qualifié ou par le fournisseur de gaz. SECTION 1 Product Accessories TABLE OF CONTENTS 1.1 Introduction............................................................ 1 1.2 Included with the Appliance.................................... 1 SECTION 2 Product Characteristics 2.1 2.2 2.3 2.4 2.5 Model Nomenclature (model number).................... 3 Specifications......................................................... 4 Dimensions............................................................ 6 Names of Components.......................................... 8 Product Flow and Characteristics........................ 10 2.5.1 Central Heating Flow...................................10 2.5.2 Domestic Hot Water Flow........................... 11 SECTION 3 Safety Regulations 3.1 Safety Symbols.................................................... 12 3.2 Safety Precautions and Proper Use..................... 14 SECTION 4 Installation 4.1 Location and Clearances......................................16 4.2 Wall Mount Bracket...............................................17 4.2.1 Installation Height and Location..................17 4.2.2 Hang the Boiler...........................................17 4.3 Combustion Air......................................................18 4.3.1 Combustion Air from Room.........................18 4.3.2 Ducted Combustion Air...............................18 4.4 Venting (exhaust)..................................................20 4.5 General Location Guidelines.................................21 4.6 Locations for Vent Pipe Terminator.......................22 4.6.1 Direct Venting Clearances...........................22 4.6.2 Non-Direct Venting Clearances...................23 4.6.3 Venting Requirements in Massachusetts....24 4.7 Air Supply and Vent Connections at the Appliance..26 4.7.1 Vent / Air Pipe Lengths................................26 4.7.2 Direct Venting..............................................26 4.7.3 Indoor Combustion Air.................................27 4.8 Vent / Air Pipe Termination....................................28 4.9 Gas Supply and Piping..........................................30 4.10 Gas Supply Pressure...........................................33 4.11 Gas Set Up and Adjustment.................................33 4.12 High Altitude Installations. 2,000' to 10,000'.........34 4.13 Natural Gas to Propane Conversion....................36 4.14 Plumbing Guidelines............................................40 4.15 Pressure Relief Valve...........................................43 4.16 Disposal of Condensate.......................................44 4.17 DHW Flow Restrictors..........................................45 4.18 Electrical Wiring Connections............................. 46 4.19 DIP Switches....................................................... 47 4.20 Control Board, Electrical Diagram ....................... 48 4.21 Ladder Diagram.................................................. 49 4.22 Electrical Connections......................................... 50 SECTION 5 Control Display and Operation 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 5.10 Control Dial and Buttons........................................52 LCD Overview........................................................53 Operating Mode...................................................54 Status Display Mode............................................55 DHW Set Point Change Mode.............................56 CH Set Point Change Mode.................................57 Storage Mode.......................................................57 Installer Mode.......................................................58 Outside Temperature (option)...............................60 External Set Point Temperature Control...............60 5.11 Error Mode...........................................................61 SECTION 6 Error Codes 6.1 Error Codes.......................................................... 62 6.2 Fault Tree Analysis............................................... 65 SECTION 7 Trouble Shooting 7.1 Diagnostics........................................................... 67 7.2 Suggested Corrective Actions.............................. 68 SECTION 8 Maintenance 8.1 Annual Startup and General Maintenance........... 70 8.2 Flushing the Boiler............................................... 72 8.3 Draining and Cleaning.......................................... 73 SECTION 9 Installation Check 9.1 Quick View........................................................... 74 9.2 Final Check Lists.................................................. 74 SECTION 10 Repair Part Diagram 10.1 Parts List and Illustrations............................... 76-81 10.2 Notes: ................................................................... 82 Page 1 The FT Series Wall Mounted, Combination Boiler SECTION 1 Product Accessories 1.1 Introduction This manual provides information necessary for the installation, operation, and maintenance of the FT Series Wall Mounted, Combination Boiler. All application and installation procedures must be read and reviewed completely before proceeding with the installation. Consult the factory, or your local factory representative, with any problems or questions regarding this equipment. Experience has shown that most operating problems are caused by improper installation. All installations must be made in accordance with 1) American National Standard Z223.1/NFPA54-Latest Edition “National Fuel Gas Code” or 2) CSA B149.1 “Natural Gas and Propane Installation Code” and with the requirement of the local utility or other authorities having jurisdiction. Such applicable requirements take precedence over the general instructions contained herein. All electrical wiring is to be done in accordance with the local codes, or in the absence of local codes, with: 1) The National Electrical Code ANSI/NFPA No. 70-latest Edition, or 2) CSA STD. C22.1 “Canadian Electrical Code - Part 1”. This appliance must be electrically grounded in accordance with these codes. 1.2 Included with the Appliance Item Description Qty Wall Mounted, Combination Boiler FTCW140 / 199 1 THE Installation Instructions and User’s Manual FT THE FT 1 Page 2 1.2 Included with the Appliance (continued) Items Descriptions Qty Condensate Hose 1 FT1894 Wall Mount Bracket 2 types of Wall Anchors 4 1 4 Pressure Relief Valve (CH LINE 3/4˝ 30psi) Model: CASH ACME F-82 1 3” Mesh Screens 2 O-Ring and Gasket Kit 1 Outdoor Sensor with screws and anchors 1 4.5 GPM Flow Restrictor (dark blue) FTCW140 FTCW199 * N/A Propane Conversion Orifice *A 3.2 GPM Flow Restrictor (white) has been factory installed. See Section 4.17 1 1 Page 3 The FT Series Wall Mounted, Combination Boiler SECTION 2. Product Characteristics 2.1 Model Nomenclature (model number) The Model Nomenclature is shown on your Rating Plate and consists of a series of letters and numbers ( Nomenclature ) that further identifies the characteristics of your FT. 1 2 3 4 M F T C SERIES FT 5 9 10 11 12 13 W A 1 X N CONFIG C - Combination W - Wall Hung 6 7 SIZE MBTU/h 140 199 8 FUEL N - Natural ALTITUDE A - 0 -10,000 Feet P - Propane Figure 1. Model Nomenclature MODEL NUMBER Figure 2. Locating the model number REVISION 1 - First OPTIONS X - Standard PUMP N - with Pump Page 4 2.2 Specifications Model Name FTCW140 MAX 140,000 Btu/h MIN 28,000 Btu/h 35°F Rise 7.1 GPM 45°F Rise 5.5 GPM 77°F Rise 3.2 GPM Gas Input Rate Hot Water Capacity Installation Indoor / Wall hung type Flue System Sealed Combustion Direct / Single Vent / Concentric Vent Vent Run 2˝(50ft) , 3˝(100ft) Schedule 40 CPVC, PP, PVC Gas Supply Pressure Manifold Pressure Power Supply NG 3.5˝ WC to 10.5˝ WC LP 8.0˝ WC to 13˝ WC Gas type NG LP Vent size 2˝ or 3˝ VENT 2˝ or 3˝ VENT Max Fire -0.216” WC -0.216” WC Min Fire 0.002” WC 0.079” WC Main Supply 120V 60Hz / 4A Maximum Power Consumption 160W Ignition System Direct Electronic Ignition / Automatic Flame Sensing Burner System Single Orifice Premixed Fuel Modulation Gas Valve System Combination modulating (Current proportional) Minimum Flow Rate 0.5 GPM Dimensions W17.25˝ - H29.0˝ - D15.5˝ Weight 110 lbs Sub Heat Exchanger Water Capacity(DHW) Under 1 Gallon Main Controller / Control Panel NGTX-900CP / P-920C Domestic Hot Water Pressure, DHW Min 15 ~ Max 150 PSI Central Heat Water Pressure, CH Min 15 ~ Max 30 PSI Connection Sizes Materials Cold Water Inlet / Hot Water Outlet 3/4˝ NPT (CH) Space Heating Supply/Return 1˝ NPT Gas Inlet 3/4˝ NPT Casing Cold Rolled Carbon Steel Heat Exchanger Primary Heat Exchanger : Stainless Steel Sub Heat Exchanger : Stainless Steel Safety Devices Flame Rod, Overheat Cut Off Device, Gas Valve Operation Detector, Exhaust Temperature High Limit Switch, Water Temperature High Limit Switch Page 5 The FT Series Wall Mounted, Combination Boiler 2.2 Specifications (continued) Model Name FTCW199 MAX 199,000 Btu/h MIN 19,900 Btu/h 35°F Rise 9.88 GPM 45°F Rise 7.7 GPM 77°F Rise 4.8 GPM Gas Input Rate Hot Water Capacity Installation Indoor / Wall hung type Flue System Sealed Combustion Direct / Single Vent / Concentric Vent Vent Run 2˝(50ft) , 3˝(100ft) Schedule 40 CPVC, PP, PVC Gas Supply Pressure Manifold Pressure Power Supply NG 3.5˝ WC to 10.5˝ WC LP 8.0˝ WC to 13˝ WC Gas type NG LP Vent size 2˝ VENT 3˝ VENT Max Fire -0.314”WC -0.173”WC Min Fire -0.015”WC -0.015”WC Main Supply 120V 60Hz / 4A Maximum Power Consumption 160W Ignition System Direct Electronic Ignition / Automatic Flame Sensing Burner System Single Orifice Premixed Fuel Modulation Gas Valve System Combination modulating (Current proportional) Minimum Flow Rate 0.5 GPM Dimensions W19.6” - H32.0” - D16.3” Weight 130 lbs Sub Heat Exchanger Water Capacity(DHW) Under 1 Gallon Main Controller / Control Panel NGTX-900CP / P-920C Domestic Hot Water Pressure, DHW Min 15 ~ Max 150 PSI Central Heat Water Pressure, CH Min 15 ~ Max 30 PSI Connection Sizes Materials Cold Water Inlet / Hot Water Outlet 3/4˝ NPT (CH) Space Heating Supply/Return 1˝ NPT Gas Inlet 3/4˝ NPT Casing Cold Rolled Carbon Steel Heat Exchanger Primary Heat Exchanger : Stainless Steel Sub Heat Exchanger : Stainless Steel Safety Devices Flame Rod, Overheat Cut Off Device, Gas Valve Operation Detector, Exhaust Temperature High Limit Switch, Water Temperature High Limit Switch Page 6 2.3 Dimensions FTCW140 Air Intake Vent Description Diameter A Air Intake collar 3" B Vent Pipe Collar 3" C ‘CH’ Supply 1" NPT D ‘CH’ Return 1” NPT E ‘DHW’ Outlet 3/4” NPT F ‘DHW’ Inlet 3/4” NPT G Gas Inlet 3/4” NPT H Condensate Line 1/2" NPT Page 7 The FT Series Wall Mounted, Combination Boiler 2.3 Dimensions FTCW199 Air Intake Vent Description Diameter A Air Intake collar 3" B Vent Pipe Collar 3" C ‘CH’ Supply 1" NPT D ‘CH’ Return 1” NPT E ‘DHW’ Outlet 3/4” NPT F ‘DHW’ Inlet 3/4” NPT G Gas Inlet 3/4” NPT H Condensate Line 1/2" NPT Page 8 2.4 Names of Components FTCW140 30 # Name of Component # Name of Component 1 Air Vent (air eliminator) 16 Condensate Connection 2 Pressure Relief Valve 17 Condensate Trap 3 Air Intake Collar 18 Air Pressure Switch (condensate) 4 Air Gas Mixing Pipe 19 Mixing Valve 5 Gas Valve 20 Terminal Block 6 DHW Water Tank 21 Control Panel and Display 7 Main PCB 22 Heat Exchanger 8 Manual Power Switch (ON / OFF) 23 Ignition Trans 9 Recirculation Pump DHW / CH Primary Pump 24 Flame Detecting Sensor 10 'CH' Supply Connection 25 Burner Case 11 'CH' Return Connection 26 BLDC Fan (Blower) 12 CH Pressure Gauge 27 Vent Pipe 13 DHW Outlet Connection 28 Air Pressure Switch 14 Gas Inlet Connection 29 Vent Pipe Collar 15 DHW Inlet Connection (filter and flow restrictor) 30 Sight Glass Page 9 The FT Series Wall Mounted, Combination Boiler FTCW199 # Name of Component # Name of Component 1 Air Vent (air eliminator) 16 Condensate Connection 2 Pressure Relief Valve 17 Condensate Trap 3 Air Intake Collar 18 Air Pressure Switch (condensate) 4 Gas Valve 19 Mixing Valve 5 Air Gas Mixing Pipe 20 Terminal Block 6 DHW Water Tank 21 Control Panel and Display 7 Main PCB 22 Heat Exchanger 8 Manual Power Switch (ON / OFF) 23 Ignition Trans 9 Recirculation Pump DHW / CH Primary Pump 24 Flame Detecting Sensor 10 'CH' Supply Connection 25 Burner Case 11 'CH' Return Connection 26 BLDC Fan (Blower) 12 CH Pressure Gauge 27 Vent Pipe 13 DHW Outlet Connection 28 Air Pressure Sensor 14 Gas Inlet Adapter 29 Vent Pipe Collar 15 DHW Inlet Connection (filter and flow restrictor) 30 Sight Glass Page 10 2.5 Product Flow Paths and Characteristics 2.5.1 Central Heating flow. Combination Boiler Heating Mode. Water in the heating pipe is used for space heating. FTCW140 Combustion Air Hydronic Supply Hydronic Return FTCW199 Vent Combustion Combustion Air Air Hydronic Supply Supply Hydronic Hydronic Return Hydronic Return Vent Vent Page 11 The FT Series Wall Mounted, Combination Boiler 2.5 Product Flow Paths and Characteristics 2.5.2 Domestic Hot Water flow. Combination Boiler Domestic Hot Water Mode. Cold water passes through the exchanger and is heated via a mini indirect tank. The domestic hot water (DHW) is provided on demand. FTCW140 Combustion Combustion Air Air FTCW199 Vent Vent Return DHW SupplyHot DHW Domestic Domestic Hot Hydronic Return Water Outlet Water Inlet ydronic Supply Combustion Combustion Air Air DHW DHW Supply Supply Vent Vent DHW DHWReturn Return Page 12 SECTION 3. Safety Regulations 3.1 Safety Symbols WARNING To avoid product damage, personal injury, or even possible death, carefully read, understand, and follow all the instructions in the Installation and Operation manual before installation, operation and service the Boiler. Manufacturer cannot anticipate every circumstance that might involve a potential hazard. Therefore, all possible incidents are not included in our warnings. Proper installation, operation, and service are your responsibility. You must make sure that the operation and settings of the Boiler are safe for you and for others. This manual provides Safety Symbols. When the user fails to adhere to the following requirement, it may cause death, serious injury, and substantial property damage. For safety symbols, ‘DANGER’, ‘WARNING’, CAUTION’ are indicated and the definitions for these terms are as follow: DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. This signal word is limited to the most extreme situations. WARNING Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. CAUTION Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. It is also used to alert against unsafe practices and hazards involving only property damage. WARNING FOR YOUR SAFETY READ BEFORE OPERATING If you do not follow these instructions exactly, a fire or explosion could result causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. B. BEFORE OPERATING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor. WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any electric switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. C. Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will not push in or turn by hand, don’t try to repair it, call a qualified service technician. Force or attempted repair may result in a fire or explosion. D. Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water. This appliance must be installed in accordance with local codes if any; if not, follow ANSI Z224.1/NFPA 54 or CAN/CSA B149.1, Natural Gas and Propane Installation Code, as applicable. This appliance is certified for use at altitudes up to 4,500ft(1,370m) in accordance to the latest CSA/ CGA 2.17-M91 Gas-Fired Appliances for Use at High Altitudes. The FT Series Wall Mounted, Combination Boiler Page 13 damaging condition that might affect the operation of the unit. Boiler must be checked by a qualified technician before resuming operation. DANGER Vapors from flammable liquids will explode and catch on fire. These will cause death or severe burns. Do not use or store flammable products such as gasoline, solvents or adhesives in the same room or area near the appliance. Keep flammable products Far away from boiler In approved containers Tightly closed Out of children’s reach Vapors Cannot be seen are heavier than air spread on the floor Can spread from other rooms to the main burner by air currents Do not install the appliance where flammable products will be stored. Read and follow boiler warnings and instructions thoroughly. If owner’s manual is missing, contact the retailer or manufacturer. This combination boiler must be installed by a qualified plumber, a licensed gas fitter, and/or a professional service technician. Improper installation and/or operation will cause a potentially hazardous situation, such as serious injury or death. Also, it will void the warranty. • The National Fuel Gas Code NFPA 54 / ANSI Z224.1 • National Electric Code ANSI/NEPA 70 • All applicable local, state, national and provincial codes, regulations and laws. Proper care is your responsibility. Carefully read and understand the Operating Information in this manual before operating the Boiler. Be aware of the location of the gas shut-off valve and operation method. Close the gas shut-off valve immediately if the appliance is subjected to fire, overheating, flood, physical damage, or any other DO NOT use this Boiler if any part has been under water. Immediately call a qualified technician for inspecting the Boiler and replacing any part of the control system and gas control which have been under water. Do not power up the unit until the gas and water supply valves are fully opened. Make sure that the fresh air intake port and exhaust gas port are opened and functional. DO NOT attempt to install, repair, or service this Boiler by yourself. Do not change any part of the Boiler. Contact a qualified technician if the Boiler needs repair or maintenance. Ask your gas supplier for a list of qualified service providers. DO NOT use spray paint, hair spray, or any other flammable spray near Boiler or near the exterior fresh air inlet port. DO NOT place any items in or around the exterior exhaust gas outlet port and/or fresh air inlet port. These could restrict or block the flow in or out of the vent system. “Caution: While repairing control, all wires are labeled. You must connect the wires in accordance with the instruction. Wiring errors can cause improper and dangerous operation. “Verify proper operation after servicing operation” This consists of the gas ignition system components which are protected from water (dripping, spraying, rain, etc.) during operation and service (circulator replacement, condensate trap, control replacement, etc.). After installing the heater, safety devices must be tested. This boiler is equipped with a blocked vent shutoff system. If the error code ‘41’ occurs, follow the instructions below. - First, turn off the manual gas valve. - Make sure that there is no foreign object in the vent passage or rodent screen. - If you do not find any problem, do the following. - Turn off the error state by pressing the power button of control panel. - If the error occurs repeatedly, call your service technician or gas supplier. Page 14 SECTION 3. Safety Regulations 3.2 Safety Precautions and Proper Use When in Operation Before Operation 1. Check the Gas Type (NG/LP) When using or moving the unit for the first time, check if gas type matches with the gas type of the Boiler. Check whether the gas type which is supplied is NG (Natural Gas) or LP (Propane) and also check the Boiler gas type. The gas type is indicated on the rating plate on side of the Boiler. 2. Check the Power (120V 60Hz) Check that the appliance is connected properly. 3. Check the Cold Water Inlet valve Please keep the appliance water inlet valve open at all times. The appliance will not ignite when insufficient water or no water is in the heating pipes. (valve: always open position) open 4. Check the Gas Valve Check that the manual gas shut-off valve that supplies the FT is opened. 5. Check the area around the appliance and remove any combustible or flammable materials. Remove laundry or any other items that are on or near the boiler or vent pipe. CAUTION 1. Caution for Gas leak Frequently check for a gas leak at the gas connection portion with soapy water. Steps to take if you have a Gas leak. 1. Shut down the boiler as soon as gas fumes are detected. 2. Close the intermediate gas valve. 3. Open windows for ventilation. 4. Call a qualified service technician for immediate repair. 2. Caution for Ventilation Make sure that there is sufficient inflow and outflow of air ventilation while using the unit. If the ventilation is improper, combustion quality may deteriorate inside the appliance and cause shortened life of the appliance. 3. Burn Warning Be careful not to burn yourself on the flue or pipes. They become extremely hot during operation. Page 15 The FT Series Wall Mounted, Combination Boiler WARNING Do not use the appliance for any other purpose than for heating and hot water. Do not store combustibles or flammable material such as gasoline near the appliance. Do not store other items on or near this boiler. Do not store combustible (flammable) materials such as papers. Do not hang clothes on the vent pipe. This may start a fire. Burn Protection Be cautious when opening the hot water tap. The water is very hot. Especially, children or the elderly whose skin is liable to burn must not use the hot water without help of a guardian. fter repair of gas pipeline or gas regulator A replacement, call A qualified contractor for inspection before starting it up. Carbon monoxide poisoning If vent pipe fumes enter the room, it could cause poisoning by carbon monoxide gas. Check that the vent pipes are properly connected. Open windows for ventilation. Call a qualified service technician for immediate repair. Gas leakage test. Gas supply line must be inspected regularly. Do not shut off the Boiler. When you leave home for a long time, do not shut off Boiler. The Boiler has a freeze protection function. The ceramic heater is installed inside of the heater’s internal pipe to protect the heater from freezing. Do not wipe the appliance or control panel with wet cloth. Electric shock may occur, or internal parts may fail due to the exposure to moisture. Do not disassemble the Boiler. If repair is required, call your local qualified technician. Page 16 SECTION 4. Installation WARNING 4.1 Location and Clearances The FT must be mounted to a suitable wall by a qualified heating contractor under the guidelines of a boiler. The wall may be of concrete or wood. Suitable fasteners for concrete or wood must be used. Failure to wall mount this boiler using correct fasteners will affect the performance and life expectancy of the boiler and will void the warranty. 18 46 3 8 24 61 Provide clearances • If the heater was installed in a narrow space or corner, please ensure that there is sufficient space for service and maintenance access. For regular maintenance, gas and water lines must be accessible. 12 30 Locating the Appliance. Minimum clearances to Combustibles. For Installation from Non-Combustibles and Combustibles TOP of appliance 18 in (46 cm) 5/8 Suggested Service Clearance 18 in (46 cm) 5/8 BACK of appliance in (1.5 cm) in (1.5 cm) FRONT of appliance 24 in (61 cm) 40 in (101 cm) SIDE of appliance 3 in (7 cm) 8 in (20 cm) BOTTOM of appliance 12 in (30 cm) 24 in (61 cm) Table 1. Check before placing the Combination boiler • Always check the connected components which are near to the heater. The components are below. Water piping position / Venting adapter / Gas supply piping / Electrical power / Condensate drain hose. • Inspect area around Combination boiler. Remove any combustible materials, gasoline and other flammable liquids. Failure to keep Combination boiler area clear and free of combustible materials, gasoline and other flammable liquids and vapors can result in severe personal injury, death or substantial property damage. • The Combination boiler which has gas control system components must be protected from any possible danger during operation and service. • If new Combination boiler replaces an existing appliance, check and correct system problems, for example: - Do not install if: System leaks causing oxygen corrosion or heat exchanger cracks from hard water deposits. 3 8 Figure 3. Installations must comply with • All the local, state, provincial, and national codes, laws, regulations and ordinances. • National Fuel Gas Code, ANSI Z223.1 – The latest version. • National Electrical Code. • A National Standard of Canada CAN/CSA-B149.1 Minimum Clearances to Combustibles and for Service. The boiler must be installed on a wall that can bear its weight. WARNING CLEARANCES FOR SERVICE ACCESS • If you do not provide the minimum clearances shown, it might not be possible to service the boiler without removing it from the space. • Space must be provided with combustion / ventilation air openings correctly sized for all other appliances located in the same space as the boiler. The boiler cover must be securely fastened to prevent it from drawing air from the boiler room. This is particularly important if the boiler is in a room with other appliances. Failure to comply with the above warnings could result in substantial property damage, severe personal injury, or death. Page 17 The FT Series Wall Mounted, Combination Boiler 4.2 Wall Mount Bracket 3" to Top of Unit • 4.2.1 The installation height and location for your FT depends on your installation scenario. With all clearances considered, and given adequate positioning for air supply and venting, you will need to determine the best position to mount the Wall Mount Bracket. The wall must be concrete, wood, or plywood over studs, and must be strong enough to hold the boiler! Anchors* (4) Concrete, Wood, or 5/8" Plywood • Start by familiarizing yourself to how the Wall Mount included Wall Mount Bracket hooks underneath Bolts (4) Bracket the two Hangers that are attached to the back of the boiler. The ‘hooks’ of the Wall Mount Bracket will be 3” from the Top of the boiler once the boiler is hung. • Position the Wall Mount Bracket at the location that it will go, being sure that it is level, and then drill 4 holes (0.47”dia) with a 1/2” drill bit, into the wall through the Bracket. • If mounting to a concrete wall, then use the concrete anchors. If onto wood or 5/8” (16 mm) plywood, then use the wood screws. Do not hang the FT onto sheetrock unless it is possible to fasten directly into the structural studs. If the included anchors do not suit your installation, you must use ‘Field Supplied’ anchors that are appropriate for the wall’s construction. Hangers (2) (fastened to the back of unit) 4.2.2 Hang the Boiler • Lift the boiler up, align the Hangers on the back of the boiler with the hooks on the Wall Mount Bracket, and hang the boiler onto the Wall Mount Bracket. Do a visual inspection to make sure that the boiler is hanging properly onto the hooks of the Wall Mount Bracket. • Fasten the bottom of the boiler to the wall using 2 suitable wall anchors (field supplied). Wall Mount Bracket Page 18 SECTION 4. Installation (continued) 4.3 Combustion Air FT boilers must have provisions for combustion and ventilation air in accordance with the applicable requirements for Combustion Air Supply and Ventilation in the National Fuel Gas Code, ANSI Z223 1; or in Canada, the Natural Gas and Propane Installation Code, CSA B149.1. All applicable provisions of local building codes must also be adhered to. A FT unit can take combustion air from the space in which it is installed, or the combustion air can be ducted directly to the unit. Ventilation air must be provided in either case. 4.3.1 Combustion Air from Room In the United States, the most common requirements specify that the space shall communicate with the outdoors in accordance with method 1 or 2, which follow. Where ducts are used, they shall be of the same crosssectional area as the free area of the openings to which they connect. Method 1: Two permanent openings, one commencing within 12” (300mm) of the top and one commencing within 12” (300mm) of the bottom, of the enclosure shall be provided. The openings shall communicate directly, or by ducts, with the outdoors or spaces that freely communicate with the outdoors. When directly communicating with the outdoors, or when communicating to the outdoors through vertical ducts, each opening shall have a minimum free area of 1 square inch per 4000 Btu/hr (550 square mm/kW) of total input rating of all equipment in the enclosure. When communicating to the outdoors through horizontal ducts, each opening shall have a minimum free area of not less than 1 square inch per 2000 Btu/hr (1100 square mm/kW) of total input rating of all equipment in the enclosure. Other methods of introducing combustion and ventilation air are acceptable, providing they conform to the requirements in the applicable codes listed above. In Canada, consult local building and safety codes or, in absence of such requirements, follow CAN/CGA B149.1 4.3.2 Ducted Combustion Air The combustion air can be taken through the wall, or through the roof. When taken from the wall, it must be taken from out-of-doors by means of the horizontal wall terminal. When taken from the roof, a field-supplied rain cap or an elbow arrangement must be used to prevent entry of rain water. Use ABS, PVC, CPVC, polypropylene, or galvanized pipe for the combustion air intake. Route the intake to the boiler as directly as possible. Seal all joints. Provide adequate hangers. The unit must not support the weight of the combustion air intake pipe. Maximum linear pipe length allowed is shown in Table 6. Subtract 5 allowable linear ft. (1.5m) for every elbow used. The connection for the intake air pipe is at the top of the unit. In addition to air needed for combustion, air shall also be supplied for ventilation, including air required for comfort and proper working conditions for personnel. COMBUSTION AIR INSTALLATION STANDARDS MATERIAL ABS PVC, sch 40 CPVC, sch 40 Polypropylene Single wall galv. steel Table 2. Method 2: One permanent opening, commencing within 12” (300mm) of the top of the enclosure, shall be permitted. The opening shall directly communicate with the outdoors or shall communicate through a vertical or horizontal duct to the outdoors or spaces that directly communicate with the outdoors and shall have a minimum free area of 1 square inch per 3000 Btu/hr (734 square mm/kW) of the total input rating of all equipment located in the enclosure. This opening must not be less than the sum of the areas of all vent connectors in the confined space. UNITED STATES ANSI/ASTM D1527 ANSI/ASTM D1785 or D2665 ANSI/ASTM F441 UL1738, ULC S636. 26 gauge Required Combustion Air Pipe Material. CANADA Air pipe material must be chosen CPVC, sch 40, ANSI/ASTM, Polypropylene based upon the intended application of the boiler. Page 19 The FT Series Wall Mounted, Combination Boiler NOTICE The instructions for the installation of the venting system shall specify that the horizontal portions of the venting system shall be supported to prevent sagging; the methods of and intervals for support shall be specified. These instructions shall also specify that the venting system: Category I, II and IV boilers must be installed so that horizontal sections have a slope of at least ¼ inch per foot (21 mm/m) to prevent accumulation of condensate; and For Category II and IV boilers, where necessary, have means provided for drainage of condensate. CAUTION The FT is standard as a Natural Gas Boiler and must be converted if propane is the desired gas, unless specifically manufactured for propane. Adequate drainage • The appliance should be installed not to damage the adjacent area. If such locations cannot be avoided, it is recommended that a suitable drain pan, adequately drained, be installed under the appliance. The pan must not block combustion air flow. Connecting the Water Supply • To conserve water and energy, insulate all water piping—especially the hot and recirculation water lines. Never cover the drain or pressure relief valve. Having a backflow preventer in the cold water supply line will prevent thermal expansion backflow. Contact the water supplier or local plumbing inspector for information about how to control this situation. Ifoverheating occurs or the gas supply fails to shut off, turn off the manual gas valve. This installation must conform with below section • “Air for Combustion and Ventilation” of the National Fuel Gas Code, ANSI Z224.1/NFPA 54, or Sections 8.2, 8.3 or 8.4 of Natural Gas and Propane Installation Code, CAN/CSA B149.1, or applicable provisions of the local building codes. AVIS Les instructions d'installation du système d'évacuation doivent préciser que les sections horizontales doivent être supportées pour prévenir le fléchissement. Les méthodes et les intervalles de support doivent être spécifiés. Les instructions doivent aussi indiquer les renseignements suivants: les chaudières de catégories I, II et IV doivent présenter des tronçons horizontaux dont la pente montante est d'au moins ¼ po par pied (21 mm/m) entre la chaudière et l'évent; les chaudières de catégories II et IV doivent être installées de façon à empêcher l'accumulation de condensat; et si nécessaire, les chaudières de catégories II et IV doivent être pourvues de dispositifs d'évacuation du condensat. Page 20 4.4 Venting (Exhaust) WARNING NOTICE DO NOT COMMON VENT FT UNITS.FT units are never permitted to share a vent with Category I appliances. AVIS NE PAS ÉVENT COMMUNE FT UNITÉS. FT unités ne sont jamais autorisés à partager un évent Catégorie I avec les appareils. The flue temperature of the FT changes dramatically with changes in operating water temperature. Therefore, it is necessary to assess the application of the boiler to determine the required certified vent class. If the FT is installed in an application where the ambient temperature is elevated, and/or installed in a closet/alcove, CPVC, polypropylene, or stainless steel material is required. If the system temperatures are unknown at the time of installation, stainless, polypropylene or CPVC material is recommended. The FT is a Category IV appliance and may be installed with PVC, CPVC or polypropylene that complies with ULC-S636, ANSI/ASTM D1785 F441 (see Table 3) or a stainless steel venting system that complies with UL 1738 Standard and ULC S636. WARNING Use of cellular core PVC (ASTM F891), cellular core CPVC, or Radel® (polyphenolsulfone) in venting systems shall be prohibited. WARNING Failure to use the appropriate vent material, installation techniques, glues/sealants could lead to vent failure causing property damage, personal injury or death. MATERIAL Stainless Steel PVC, sch 40 CPVC, sch 40 Polypropylene Table 3. All venting must be installed according to this manual and any other applicable local codes, including but not limited to, ANSI Z224.1/NFPA 54, CAN/CSA B149.1 and ULC-S636. Failure to follow this manual and applicable codes may lead to property damage, severe injury, or death. WARNING Use of cellular core PVC (ASTM F891), cellular core CPVC, or Radel® (polyphenolsulfone) in non-metallic venting systems is prohibited and that covering nonmetallic vent pipe and fittings with thermal insulation is prohibited. INSTALLATIONS IN CANADA require the use of venting material certified to ULCS636. All Gas vents connected to the FT, plastic, stainless steel or otherwise must be certified to this ULC standard. Appropriate selection of vent material is very important for proper performance and safe operation of the FT. The flue temperature of the FT changes dramatically with changes in operating water temperature. Therefore, it is necessary to assess the application of the boiler to determine the required certified vent class. If the FT is installed in an application where the outlet water temperature exceeds 145°F, and/or installed in a closet, class IIB or higher vent material is required. If the system temperatures are unknown at the time of installation, class IIB or higher venting material is recommended. IN CANADA all venting used must meet the following requirements: 1. ULC-S636 certified and marked 2. The first 3 feet of venting must be accessible for visual inspection. 3. All components used in the vent system must be from a certified manufacturer. VENTING INSTALLATION STANDARDS UNITED STATES UL 1738 ANSI/ASTM D1785 ANSI/ASTM F441 UL1738 or ULC-S636 Required Exhaust Vent Material. CANADA Venting must be ULC-S636 certified for use as venting material. The venting material must be chosen based upon the intended application of the boiler. Page 21 The FT Series Wall Mounted, Combination Boiler 4 . Vent system components must not be mixed with alternate manufacturers certified components and/or unlisted components. 5 . The venting must be installed according to the vent manufacturers installation instructions. The unit’s vent can terminate through the roof, or through an outside wall. Vent pipe must pitch upward, toward the vent terminal, not less than 1/4” per foot, so that condensate will run back to the FT to drain. Route vent pipe to the heater as directly as possible. Seal all joints and provide adequate hangers as required in the venting system manufacturer’s Installation Instructions. Horizontal portions of the venting system must be supported to prevent sagging and may not have any low sections that could trap condensate. The unit must not support the weight of the vent pipe. WARNING Failure to vent this Boiler in accordance with these instructions could cause a fire, resulting in severe property damage, personal injury or death. Do not interchange vent systems or materials unless it is specified. The use of thermal insulation covering pipe and fittings is prohibited. Do not apply an electric damper, draft hood or vent damper with this Boiler. Do not locate vent termination where exposed to prevailing winds. Moisture and ice may fall on surface around vent termination. To prevent deterioration, surface must be in good repair (sealed, painted, etc.). 4.5 General Location Guideline 1. Vent system installation must be in accordance with Local codes or, in the absence of local codes, the National Fuel Gas Code, ANSI Z224.1 /NFPA 54 and/or CSA B149.1, Natural Gas and Propane Installation Code. 2. The Boiler is designed to be installed as a Direct Vent (sealed combustion) type. The air for combustion must be supplied directly from the outside to the burner. Also, the flue gases must be vented directly to the outdoors (through wall or roof). 3. Do not install venting system components on the exterior of building except as specifically required by these instructions - Vent terminals must be at least 1 foot from any door, window, or gravity inlet into the building. - Maintain the correct clearance and orientation between the vent and air intake terminals. The vent and air intake terminals must be at the same height and their center lines must be spaced apart 12˝ minimum. - The bottom of the vent and air intake terminal must be at least 12˝ above the normal snow line. In no case should they be less than 12˝ above grade level. - Do not install the vent terminal directly over windows or doors. - Air intake terminal must not terminate in areas that might contain combustion air contaminates, such as near swimming pools. - For sidewall venting, the minimum horizontal distance between any adjacent individual Module (Boiler) vent terminations is twelve (12) inches. It is better to be far more than 12 inches for avoiding frost damage to building surfaces where vent terminations are placed. - The minimum horizontal distance between any adjacent individual module (boiler) roof vent endpiece is one (1) foot. Page 22 4.6 Locations for Vent Pipe Terminator * For clearances not specified in ANSI Z224.1 / NFPA 54 or CAN/CSA-B 149.1, please use clearances in accordance with local installation codes and the requirement of the gas supplier. 4.6.1 Direct Venting Clearances Description US Direct Vent Instal- Canadian Direct Vent lations Installations A Clearance above grade, veranda, porch, deck, or balcony 12 in (30 cm) 12 in (30 cm) B Clearance to window or door that may be opening 12 in (30 cm) 36 in (91 cm) C Clearance to permanently closed window * * D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 feet from the center line of the terminal * * E Clearance to unventilated soffit * * F Clearance to outside corner * * G Clearance to inside corner * * H Clearance to each side of center line extended above meter/ regulator assembly * 3 ft (91 cm) within a height 15 ft (457 cm) above the meter/ regulator assembly I Clearance to service regulator vent outlet * 3 ft (91 cm) J Clearance to non-mechanical air supply inlet to building or the combustion air inlet to any other appliance 12 in (30 cm) 36 in (91 cm) K Clearance to a mechanical air supply inlet 3 ft (91 cm) above if within 10 ft (3 m) horizontally 6 ft (1.83 m) L Clearance above paved sidewalk or paved driveway located on public property * 7 ft (2.13 m) M Clearance under veranda, porch, deck, or balcony * 12 in (30 cm) Table 4. Direct Vent Clearances Page 23 The FT Series Wall Mounted, Combination Boiler 4.6.2 Non-Direct Venting (Single Pipe) Clearances Description A US Non-Direct Canadian Non-Direct Clearance above grade, veranda, porch, deck, or balcony 12 in (30 cm) 12 in (30 cm) B Clearance to window or door that may be opening 48 in (120 cm) below or to side of opening; 12 in (30 cm) above opening 36 in (91 cm) C Clearance to permanently closed window * * D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 feet from the center line of the terminal * * E Clearance to unventilated soffit * * F Clearance to outside corner * * G Clearance to inside corner * * H Clearance to each side of center line extended above meter/ regulator assembly * 36 in (91 cm) within a height 15 ft (4.57 m) above the meter/ regulator assembly I Clearance to service regulator vent outlet * 36 in (91 cm) J Clearance to non-mechanical air supply inlet to building or the combustion air inlet to any other appliance 48 in (120 cm) below or to side of opening; 12 in (30 cm) above opening 36 in (91 cm) K Clearance to a mechanical air supply inlet 36 in (91 cm) above if within 10 ft (3 m) horizontally 6 ft (1.83 m) L Clearance above paved sidewalk or paved driveway located on public property * 7 ft (2.13 m) M Clearance under veranda, porch, deck, or balcony * 12 in (30 cm) Table 5. Non-Direct Vent Clearances Page 24 4.6.3 Venting Requirements in the Commonwealth of Massachusetts In Massachusetts the following items are required if the side-wall exhaust vent termination is less than seven (7) feet above finished grade in the area of the venting, including but not limited to decks and porches. From Massachusetts Rules and regulations 248 CMR 5.08 1. Installation of Carbon Monoxide Detectors At the time of installation of the side wall vented gas fueled appliance, the installing plumber or gasfitter shall observe that a hard-wired carbon monoxide detector with an alarm battery back-up is installed on the floor level where the gas appliance is to be installed. In addition, the installing plumber or gasfitter shall observe that a battery operated or hard-wired carbon monoxide detector with an alarm is installed on each additional level of the dwelling, building or structure served by the side-wall horizontally vented gas fueled equipment. It shall be the responsibility of the property owner to secure the services of qualified licensed professionals for installation of hard-wired carbon monoxide detectors. a. In the event that the side-wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the hard-wired carbon monoxide with alarm and battery back-up may be installed on the next adjacent floor level. b. In the event that the requirements of the subdivision cannot be met at the time of completion of installation, the owner shall have a period of thirty (30) days to comply with the above requirements, provided, however, that during said thirty (30) day period, a battery operated carbon monoxide detector with an alarm be installed. 2. Approved Carbon Monoxide Detectors Each carbon monoxide detector shall comply with NFPA 720 and be ANSI/UL 2034 listed and IAS certified. 3. Signage. A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height of eight (8) feet above grade directly in line with the exhaust vent terminal for horizontally vented gas fueled heating appliance or equipment. The sign shall read, in print no less than one-half (1/2) inch in size: “GAS VENT DIRECTLY BELOW, KEEP CLEAR OF ALL OBSTRUCTIONS”. 4. Inspection The state or local gas inspector of the side-wall horizontally vented gas fueled appliance shall not approve the installation unless, upon inspection, the inspector observes carbon monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5.08(2)(a) 1-4. Page 25 The FT Series Wall Mounted, Combination Boiler NOTICE DO NOT COMMON VENT FT UNITS.FT units are never permitted to share a vent with Category I appliances. AVIS NE PAS ÉVENT COMMUNE FT UNITÉS. FT unités ne sont jamais autorisés à partager un évent Catégorie I avec les appareils. Common Vent Test NOTE: This section does not describe a method for common venting FT units. It describes what must be done when an existing unit is removed from a common vent system. NOTICE At the time of removal of an existing boiler, the following steps shall be followed with each appliance remaining connected to the common venting system placed in operation, while the other appliances remaining connected to the common venting system are not in operation. 1. Seal any Not Used openings in the common venting system. 2. Visually inspect the venting system for proper size and horizontal pitch and determine there is no blockage or restriction, leakage, corrosion and other deficiencies which could cause an unsafe condition. 3. Insofar as is practical, close all building doors and windows and all doors between the space in which the appliances remaining connected to the common venting system are located and other spaces of the building. Turn on clothes dryers and any appliance not connected to the common venting system. Turn on any exhaust fans, such as range hoods and bathroom exhausts, so they will operate at maximum speed. 4. Place in operation the appliance being inspected. Follow the lighting instructions. Adjust thermostat so the appliance will operate continuously. 5. Operate the main burner for 5 minutes then, determine if the cut-draw overflows to the discharge opening. Use the flame of a match or a candle or the smoke of a cigarette, a cigar or a pipe 6. Once it has been determined, according to the method indicated above, that each device connected to the drainage system is placed in the open air in an adequate manner. Install the doors and windows, fans, the registers of chimneys and gas appliances to their original position 7. Any malfunction of the venting system should be corrected so that the installation conforms to the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and (or) the installation codes CAN/ CSA-B149.1. If the size of a section of the evacuation system must be changed, the system should be modified to comply with the minimum values of the relevant tables of appendix F of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and (or) the installation codes CAN/CSA-B149.1 AVIS Au moment du retrait d'une chaudière existante, les mesures suivantes doivent être prises pour chaque appareil toujours raccordé au système d'évacuation commun et qui fonctionne alors que d'autres appareils toujours raccordés au système d'évacuation ne fonctionnent pas: 1. Sceller toutes les ouvertures non utilisées du système d'évacuation. 2. Inspecter de façon visuelle le système d'évacuation pour déterminer la grosseur et l'inclinaison horizontale qui conviennent et s'assurer que le système est exempt d'obstruction, d'étranglement, de fuite, de corrosion et autres défaillances qui pourraient présenter des risques. 3. Dans la mesure du possible, fermer toutes les portes et les fenêtres du bâtiment et toutes les portes entre l'espace où les appareils toujours raccordés au système d'évacuation sont installés et les autres espaces du bâtiment. Mettre en marche les sécheuses, tous les appareils non raccordés au système d'évacuation commun et tous les ventilateurs d'extraction comme les hottes de cuisinière et les ventilateurs des salles de bain. S'assurer que ces ventilateurs fonctionnent à la vitesse maximale. Ne pas faire fonctionner les ventilateurs d'été. Fermer les registres des cheminées. 4. Mettre l'appareil inspecté en marche. Suivre les instructions d'allumage. Régler le thermostat de façon que l'appareil fonctionne de façon continue. 5. Faire fonctionner le brûleur principal pendant 5 min ensuite, déterminer si le coupe-tirage déborde à l'ouverture de décharge. Utiliser la flamme d'une allumette ou d'une chandelle ou la fumée d'une cigarette, d'un cigare ou d'une pipe. 6. Une fois qu'il a été déterminé, selon la méthode indiquée cidessus, que chaque appareil raccordé au système d'évacuation est mis à l'air libre de façon adéquate. Remettre les portes et les fenêtres, les ventilateurs, les registres de cheminées et les appareils au gaz à leur position originale. 7. Tout mauvais fonctionnement du système d'évacuation commun devrait être corrigé de façon que l'installation soit conforme au National Fuel Gas Code, ANSI Z223.1/NFPA 54 et (ou) aux codes d'installation CAN/CSA-B149.1. Si la grosseur d'une section du système d'évacuation doit être modifiée, le système devrait être modifié pour respecter les valeurs minimales des tableaux pertinents de l'appendice F du National Fuel Gas Code, ANSI Z223.1/NFPA 54 et (ou) les codes d'installation CAN/CSA-B149.1 Page 26 4.7 Air Supply and Vent Connections at the Appliance 4.7.1 Vent / Air Pipe Lengths Combination Boiler Model FTCW140/199 Table 6. 3˝ Combustion Air / Vent Pipe 2˝ Combustion Air / Vent Pipe Max Elbow Max Max 100´ (30M) 6 50´ (15M ) * Elbow Max * 4 Maximum Vent / Air Pipe Lengths for either 3” or 2 “ Pipes *Propane models are limited to 25 equivalent feet of 2” vent NOTE : For additional elbows, reduce maximum allowable length • 5 feet (1.5M) for each additional 3-inch 90-degree elbow • 2.5 feet (0.75M) for each additional 3-inch 45-degree elbow • 8 feet (2.4M) for each additional 2-inch 90-degree elbow • 4 feet (1.2M) for each additional 2-inch 45-degree elbow • The thickness of the wall vents installed : Min 4˝ ~ Max 20˝ NOTE: W hen using a 2” vent pipe, DIP Switch 4 must be in the OFF position. For 3” Pipe vent, the default setting for DIP 4 is ON. Refer to Section 4.19 4.7.2 Direct Venting 3” pipe The boiler uses 3˝ or 2˝ diameter exhaust and 3˝ or 2˝diameter intake air ducts. To ensure the draw of air directly from and exhaust of air directly to the outside of the building, create an airtight seal from the boiler collar to the vent termination. (For installations in Canada) field-supplied plastic vent piping must comply with CAN/CSA B149.1 (latest edition) and be certified by the Standard For Type BH Gas Venting Systems, ULC-S636. Components of this listed system must not be interchanged with other vent systems or unlisted pipes or fittings. All plastic components and specified primers and glues of the certified vent system must be from a single system manufacturer and must not be intermixed with another system manufacturer’s parts. Tightening — Boiler Collar (Socket) to Vent Pipe & Inlet Pipe - Clean and dry your selected PVC, CPVC vent pipe and boiler collar (socket). - You can select to the size of vent pipe(2˝ & 3˝), according to the installation conditions. - Push the pipe into the collar (socket) until it touches the bottom of the socket fitting. - For 2” installations, install a field supplied 3” to 2” adaptor. Adaptor must be installed in vertical section of piping only. 2” pipe connected, using an adapter 3” to 2” adapter is NOT included. Page 27 The FT Series Wall Mounted, Combination Boiler 4.7.3 Indoor Combustion Air Read and Follow Sections 4.3 Guidelines First. 1. Insert the termination end cap into the intake air duct. 2. P rovide two openings to allow for circulation of combustion air as specified by ANSI Z224.1/NFPA 54. In Canada refer to CAN/CSA B-149.1 Model FTCW140 FTCW199 Maximum Input (BTU/H) 140,000 199,000 Indoor make up air is provided, a minimum free area of 1 in 2 per 1,000 BTU/H 140 in2 13 1/4" (W) x 13 1/4" (H) 199 in2 13 1/4" (W) x 13 1/4" (H) NOTE: The FT needs fresh air for safe operation and must be installed so there are provisions for adequate combustion and ventilation air. Page 28 4.8 Vent / Air Pipe Termination Note : For using pipe more than 1 elbow, reduce maximum allowable length • 5 feet (1.5M) for each additional 3-inch 90-degree elbow • 2.5 feet (0.75M) for each additional 3-inch 45-degree elbow • 8 feet (2.4M) for each additional 2-inch 90-degree elbow • 4 feet (1.2M) for each additional 2-inch 45-degree elbow • The thickness of the wall vents installed : Min 4˝ ~ Max 20˝ Horizontal Vent Termination • Direct Vent - Sidewall Terminations Horizontal Vent Termination (cont) • Direct Vent - Optional Sidewall Snorkel Terminations Vent Termination 1. Rodent Screen Installation • Install Rodent Screen and Vent Terminal (additional purchase), see Figure for appropriate configuration. • After connecting vent/air inlet terminal, it is required to install screen for the terminal to prevent incoming of rodent, which might cause damage to the unit. (Extra purchase accessory 2/3˝ screen vent 1/4˝ mesh) Page 29 The FT Series Wall Mounted, Combination Boiler 4.8 Vent Pipe Termination (cont) Vertical Vent Termination • Direct Vent - Vertical Terminations with Sloped Roof Concentric Vent Termination • Direct Vent - Optional Horizontal and Vertical Concentric Vent Side wall Vent (2"or 3") Roof Vent (2"or 3") Side wall Vent (2"or 3") Page 30 4.9 Gas Supply and Piping Gas piping should be supported by suitable hangers or floor stands, not the appliance. Review the following instructions before proceeding with the installation. 1. Verify that the appliance is fitted for the proper type of gas by checking the rating plate. FT will function properly at elevations up to 10,000 feet (3050 m). Refer to Section 4.12 for High Altitude Settings. 2. The maximum inlet gas pressure must not exceed 13" W.C. (3.2kPa). The minimum inlet gas pressure is 3.5" W.C. (1.0kPa). WARNING: Open flame can cause gas to ignite and result in property damage, severe injury, or loss of life. NOTE: The FT appliance and all other gas appliances sharing the gas supply line must be firing at maximum capacity to properly measure the inlet supply pressure. The pressure can be measured at the supply pressure port on the gas valve. Low gas pressure could be an indication of an undersized gas meter, undersized gas supply lines and/or an obstructed gas supply line. 3. Refer to Table 8, Table 7 and Table 9 to size piping. 4. Run gas supply line in accordance with all applicable codes. 5. Locate and install manual shutoff valves in accordance with state and local requirements. 6. A sediment trap must be provided upstream of the gas controls. 7. All threaded joints should be coated with piping compound resistant to action of liquefied petroleum gas. 8. The appliance and its individual shutoff valve must be disconnected from the gas supply piping during any pressure testing of that system at test pressures in excess of 1/2 PSIG (3.45kPa). 9. The unit must be isolated from the gas supply system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 PSIG (3.45kPa). 10. The appliance and its gas connection must be leak tested before placing it in operation. 11. Purge all air from gas lines. CAUTION PRV (included) must be installed immediately at the top of boiler outlet to PRV, with no valves between. Refer to Section 4.15 __________________________________________ ATTENTION PRV (inclus) doit être installé immédiatement en haut de la chaudière sortie de PRV, sans les vannes entre. Se reporter à la Section 4.15 __________________________________________ SCHED 40 METAL PIPE CAPACITY FOR 1.50 SPECIFIC GRAVITY UNDILUTED PROPANE NOMINAL PIPE SIZE @ 11" W.C. INLET AND 0.5" W.C. PRESSURE DROP SIZE LENGTH HOUR 1/2" 3/4" 1" MAXIMUM CAPACITY IN THOUSANDS OF BTU PER 20 200 418 787 40 137 287 541 60 - 231 434 80 - 197 372 100 - 175 330 NOTES: 1. Follow all local and national propane gas codes for line sizing and equipment requirements. 2. Verify that inlet gas pressure remains between 4 and 13 inches of water column before and during operation. Source: ANSI Z223.1-80 National Fuel Gas Code. Table 7. Nominal Pipe Size, Propane SCH 40 METAL PIPE CAPACITY FOR 0.60 SPECIFIC GRAVITY NATURAL GAS NOMINAL PIPE SIZE @ 0.30" W.C. PRESSURE DROP LENGTH FT 20 3/4" 1" CUBIC FEET OF GAS PER HOUR 190 350 40 130 245 60 105 195 80 90 170 100 Table 8. Nominal Pipe Size, Natural Gas EQUIVALENT LENGTHS OF STRAIGHT PIPE FOR TYPICAL SCH 40 FITTINGS NOMINAL PIPE SIZE FITTING 90° ELBOW TEE Table 9. 1/2" 3/4" 1" 3.6 4.4 5.2 4.2 5.3 6.6 LINEAR FEET Equivalent Pipe Lengths Page 31 The FT Series Wall Mounted, Combination Boiler 4.9 Gas Supply and Piping (cont) he gas connection fitting is, T 3/4” female NPT on FTCW140 models 3/4” female NPT on FTCW199 models he supply line must be sized for the maximum T output of the combination boiler model being installed. If there are additional gas appliances from the main supply line, you must measure sizes of the supply line according to the COMBINED total maximum BTUH draw for the appliances as if they were all operating at the same time. Measure the length of the gas supply line from the gas meter to the Combination boiler. Use the tables in this manual or refer to the gas line manufacturers sizing information to determine the correct supply pipe size. he gas shut-off valve in the gas supply line should T be installed close to the unit. To facilitate any future maintenance, it is also recommended that an approved gas union fitting be installed in the supply line between the shut-off valve and the 3/4˝ female NPT connection on the Combination boiler. 1) Install an approved gas line pipe to gas line connection under the Combination boiler. Include manual shut off valve and gas union connection, as shown. 2) Test gas pressure to make sure it meets the minimum standards and does not exceed the maximum standards for the combination boiler. 3) Leak test the gas line pipe before placing the unit in operation. Use approved leak detector liquid solutions only to check for leaks. Do Not Operate the combination boiler until all connections have been completed, checked for leaks, and the heat exchanger is filled with water. UNION FITTING CLOSED POSTION Gas Line Valve Detail MANUAL SHUT OFF VALVE GAS PIPE Page 32 SECTION 4. Installation 4.9 Gas Supply and Piping (cont) Suggested Natural Gas (NG) Layout Suggested Propane Gas (LP) Layout The combination boiler must be installed downstream of the gas meter for adequate gas supply. he gas piping must not be less than 1/2” for FTCW140 models and 3/4” female NPT on FTCW199 modT els. Page 33 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.10 Gas Supply Pressure Refer to the illustration. Offset Adjustment. Do Not Adjust without using a combustion analyzer to verify adjustment. Adjust ONLY when in MIN Fire and when using a combustion analyzer. See Section 4.13 for step by step details. Gas Outlet Pressure Port Inlet Gas Pressure Port FTCW140 FTCW199 Gas Outlet Pressure Port Inlet Gas Pressure Port Offset Adjustment. Do Not Adjust without using a combustion analyzer to verify adjustment. Adjust ONLY when in MIN Fire and when using a combustion analyzer. See Section 4.13 for step by step details. LP Gas The Maximum and Minimum gas line pressures must be Natural Gas Maximum Pressure 13.0" WC Maximum Pressure 10.5" WC Minimum Pressure 8.0" WC Minimum Pressure 3.5" WC CAUTION The appliance and its individual shut-off valve must be disconnected from the gas supply piping system during any pressure testing of the system at test pressures in excess of 1/2 psi (3.5 kPa). The appliance must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psi (3.5 kPa). Loosen the pressure port bolts before you check the gas inlet pressure. Page 34 SECTION 4. Installation 4.11 Gas Setup and Adjustment For the Step by step process to measure CO2 values on the FT Section 4.13 of this Installation Manual. Combi, Gas Conversion Kit The FT Series, Wall WARNING Document 4288D Standard Factory Setting is for MAX Fire. 9.0% CO2 @ 0-2,000 ft altitude (Natural Gas). Installer is required to verify combustion settings as part of theNOTE: installation process. Installer is required to verify combustion settings as part of the installation process. CO should not exceed 200 ppm. Natural Gas (NG) CO2 value FTCW (ALL Sizes) 2˝ VENT 3˝ VENT Propane Gas (LP) 2˝ VENT 3˝ VENT MAX FIRE 8.5 - 10.5% 9.5 - 11% MIN FIRE 8 - 10% 9 - 10.5 % ‘NG’ type combustibility ‘LP’ type combustibility 2"/3" VENT 2"/3" VENT MAX FIRE -0.216" WC -0.216" WC MIN FIRE 0.002" WC 0.079" WC MAX FIRE -0.314"WC -0.173"WC MIN FIRE -0.015"WC -0.015"WC Table 10. C CO2 Values Table Manifold pressure FTCW140 FTCW199 Table11. D Manifold Pressures Table 21. It may be necessary to go back and forth between HI Fire and LOW Fire several times (and making adjustments only at LOW Fire), before CO2 at both are within acceptable levels. Be sure to put the adjustment port cap screw back onto the valve when done. 22. Once the CO2 and manifold pressure measurements for both MIN and MAX Fire are acceptable per Table C, set DIP switches 6 and 7 to the OFF position for Nominal Fire (normal operation). 23. Write in the correct Conversion Date and the Technicians Name to the included gas conversion sticker. See Figure F. Then apply that sticker adjacent to the rating plate. 24. Remove your combustion analyser from the Test Port and be sure to thread the Test Port plug back into position. 25. Re-connect outdoor reset if it was disconnected, put the boiler cover back on and assemble/tighten 73800D the 4 screws that hold the cover in place. This unit was converted on ____/____/___to _____gas with kit #____________by______________________ (name and company __________________________ accountable)_________________________________ ___________________________________________ Cette unité a été converti ____/____/____ten ______gaz en utilisant le kit numéro _____ par______________ (nom et société_________________________________ Figure F (Conversion label) The FT Series Wall Mounted, Combination Boiler 4.12 High Altitude Installations. 2,000’ to 10,000’ The FT is shipped with a default factory setting for installation at an altitude of 0 to 2000’ (approx). For maximum efficiencies at higher altitudes (2,000’ to 10,000’), the FT does have an adjustment in the Installer Parameters Mode. Follow these instructions if your installation is at 2,000’ - 10,000’. 1. With the Power turned OFF, press the 'Modes for 5 seconds to get into the Installer button' Parameters Mode. 2. Turn the dial (E) until ‘28:HA’ appears. 3. Press the dial (E). 4. Set the high altitude value by turning the dial. Refer to table. # Altitude of Installation 0 0~1999 ft (0~609 m) 1 2,000~4,499 ft (610~1,645 m) 2 4,500~7,699 ft (1,646~2,346 m) 4 7,700~10,000 ft (2,347~3,048 m) 5. Press the dial again (E) to save the setting. for one second, to 6. Press the ‘Modes button’ Save the number and to go back to initial status. Page 35 Page 36 SECTION 4. Installation The FT Series, Wall Combi, Gas Conversion Kit 4.13 Natural Gas to Propane Conversion Kit Document #4288 Document 4288D Kit # R20770 The FT Series, wall combi, condensing boiler is configured for Natural Gas (NG) from the factory. A Natural Gas to Propane Conversion Kit is included with every FT. The gas conversion kit will show you how to convert your FT boiler to propane gas. If your FT does not have the bag containing the conversion kit, a replacement kit can be obtained. Contact the manufacturer and request a replacement conversion kit. ON / OFF NOTICE If your installation altitude is greater than 2000 ft, check that the ‘High Altitude’ Installer Setting has been adjusted to suit your installation altitude. Refer to Section 4.12 of the Installation and Operation Instructions (Document 1318). WARNING This gas conversion kit shall be installed by a qualified service agency in accordance with the manufacturer’s instructions and all applicable codes and requirements of the authority having jurisdiction. The information in these instructions must be followed to minimize the risk of fire or explosion or to prevent property damage, personal injury or death. The qualified service agency is responsible for the proper installation of this kit. The installation is not proper and complete until the operation of the converted appliance is checked as specified in the manufacturer’s instructions supplied with the kit.Installation must conform to local codes and the latest edition of the National Fuel Gas Code, ANSI Z223.1 and CAN-B149.1. Failure to follow instructions could result in serious injury or property damage. The qualified agency performing this work assumes responsibility for gas conversion. This combination boiler has already been set to burn natural gas, but can be converted to burn LP gas. Before placing the combination boiler into operation, verify that the type of gas supplied to your combination boiler. Model the bottom left of the Control Display. Turn OFF the GAS and WATER supply to the FT (valves 3. Using a Phillips screwdriver, remove the 4 screws on the 4. Locate the Gas Inlet Pipe at the top left of the unit as 5. 6. 8. Natural Gas (NG) part # are located on the plumbing pipes.) front cover. See Figure A. shown in Figure A, and loosen the Brass Fittings at both ends of the Gas Inlet Pipe. Completely unthread the brass fitting on the blower end of the Gas Inlet Pipe and then carefully swing the Gas Inlet Pipe to the left or right, just enough so that it is out of the way. See Figure B. Remove the existing natural gas nozzle or orifice. If your unit is a 199, note that the flat side of the orifice is towards the blower. Save the packing for re-use. See Figure C. Install the new LP (propane) nozzle or orifice. Re-use the packing from previous. Return the Gas Inlet Pipe to its original position and tighten both of the brass fittings. Propane Gas (LP) part # Nozzle FTCW140 FT1412N FT1412P FTCW199 FT1780 FT1802 Table A. is located at 2. 7. CAUTION H2373800D Steps 1 thru 25 1. Turn OFF the FT. The ON / OFF button Orifice Gas Conversion Parts 800.900.9276 • Fax 800.559.1583 (Customer Service, Service Advisors) 20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355 (Applications Engineering) pg 1 of 4 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 www.Laars.com Page 37 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation TheNatural FT Series, Combi, Gas Conversion Kit 4.13 Gas Wall to Propane Conversion Figure A Document 4288D Figure B Gas Valve Combustion Test Port Figure C FTCW140 Gas Valve FTCW199 Figure B Gas Valve Figure C ORIFICE PACKING WARNING AVERTISSEMENT This conversion shall be installed by a qualified Ce conversion doit être installé par un organisme de service agency in accordance with the manufacturer's service conformément aux instructions du fabricant instructions and all applicable codes and requirements et tous les codes et les exigences de l’autorité of the authority having jurisdiction. If the information compétente. Si les informations contenues dans ces in these instructions is not followed exactly, a fire, instructions n’est pas suivi à la lettre, un incendie, an explosion or production of carbon une explosion ou de la production de monoxyde monoxide may result causing property de carbone mais résultat causant des dommages damage, personal injury or loss of matériels, des blessures ou des pertes de vie. Le life. The qualified service agency is service est responsable pour la bonne et complète responsible for the proper and complete l’installation de ce kit. L’installation n’est pas correcte installation of this kit. The installation is et complète jusqu’à ce que le fonctionnement de not proper and complete until the operation of the l’appareil (Customer converti est vérifiService ée comme spécifié dans 800.900.9276 • Fax 800.559.1583 Service, Advisors) converted appliance is checked as specified in the manuel d’instruction fourni avec le kit. Engineering) 20 Industrial Way, Rochester, NH 03867le• 603.335.6300 • Fax 603.335.3355 (Applications manufacturer's instruction supplied with the kit. pg 2 of 4 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 www.Laars.com Page 38 SECTION 4. Installation The FT Series, Wall Combi, Gas Conversion Kit 4.13 Natural Gas to Propane Conversion ON OFF MIN Fire Normal Operation MAX Fire Normal Operation NG Natural LP Propane 3” Vent Size 2” Vent Size ON CE ENON R E Y. REF OFFONL MBH N/A OFF OFF ON 140 DO ON OFF OT NON N/A Document 4288D ON GE N A C H ON ON 199 Table B DIP Switch Settings 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. Per Table B, set DIP Switch 5 to OFF for LP Propane. Turn ON the GAS and WATER supply to the FT. Turn ON the FT. Figure D Connect a manometer to the manifold pressure port. For dual port manometers, use the positive pressure side. Check for proper manifold gas pressure. Refer to Table D. Establish a call for heat. You may need to disconnect the outdoor reset if you are making this gas conversion during warm weather. Setup your combustion analyser and place the sensor into the combustion test port Per Table B for Max Fire, change dip switch 6 to ON and 7 to OFF. The unit will cycle up to MAX fire. WAIT for your combustion analyser to stabilize. This may take up to 3 minutes depending on your combustion analyser. Then check the CO2 measurement for MAX fire. Refer to Table C for acceptable MAX fire combustion readings Do NOT attempt to adjust CO2 at MAX Fire. ONLY in MIN Fire, so... Per Table B for MIN Fire, change dip switch 6 to OFF and 7 to ON. The unit will cycle down to MIN Fire. WAIT for your combustion analyser to stabilize. Then check the CO2 measurement for MIN fire. Refer to Table C for acceptable MIN fire combustion readings Open the Gas Valve Adjustment Port by removing the cap screw with a 4mm Allen wrench. Then use the 4 mm Allen wrench to make a minor adjustment (1/8 turn) to either increase or decrease CO2. + Gas Valve Adjustment Port - Gas Valve Adjustment Port + - FTCW199 FTCW140 800.900.9276 • Fax 800.559.1583 (Customer Service, Service Advisors) 20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355 (Applications Engineering) pg 3 of 4 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 Figure E www.Laars.com Page 39 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation The FT Series, Wall Combi, Gas Conversion Kit Document 4288D 4.13 Natural Gas to Propane Conversion NOTE: Installer is required to verify combustion settings as part of the installation process. CO should not exceed 200 ppm. Natural Gas (NG) CO2 value FTCW (ALL Sizes) 2˝ VENT 3˝ VENT Propane Gas (LP) 2˝ VENT 3˝ VENT MAX FIRE 8.5 - 10.5% 9.5 - 11% MIN FIRE 8 - 10% 9 - 10.5 % ‘NG’ type combustibility ‘LP’ type combustibility 2"/3" VENT 2"/3" VENT MAX FIRE -0.216" WC -0.216" WC MIN FIRE 0.002" WC 0.079" WC MAX FIRE -0.314"WC -0.173"WC MIN FIRE -0.015"WC -0.015"WC Table C Manifold pressure FTCW140 FTCW199 Table D 21. It may be necessary to go back and forth between HI Fire and LOW Fire several times (and making adjustments only at LOW Fire), before CO2 at both are within acceptable levels. Be sure to put the adjustment port cap screw back onto the valve when done. 22. Once the CO2 and manifold pressure measurements for both MIN and MAX Fire are acceptable per Table C, set DIP switches 6 and 7 to the OFF position for Nominal Fire (normal operation). 23. Write in the correct Conversion Date and the Technicians Name to the included gas conversion sticker. See Figure F. Then apply that sticker adjacent to the rating plate. 24. Remove your combustion analyser from the Test Port and be sure to thread the Test Port plug back into position. 25. Re-connect outdoor reset if it was disconnected, put the boiler cover back on and assemble/tighten H2373800D the 4 screws that hold the cover in place. This unit was converted on ____/____/___to _____gas with kit #____________by______________________ (name and company __________________________ accountable)_________________________________ ___________________________________________ Cette unité a été converti ____/____/____ten ______gaz en utilisant le kit numéro _____ par______________ (nom et société_________________________________ responsable)___________________________________ _____________________________________________ Figure F (Conversion label) 800.900.9276 • Fax 800.559.1583 (Customer Service, Service Advisors) 20 Industrial Way, Rochester, NH 03867 • 603.335.6300 • Fax 603.335.3355 (Applications Engineering) pg 4 of 4 1869 Sismet Road, Mississauga, Ontario, Canada L4W 1W8 • 905.238.0100 • Fax 905.366.0130 www.Laars.com Page 40 SECTION 4. Installation 4.14 Plumbing Guidelines External Plumbing and Water Connection Guidelines - Ensure pipe material meets local codes and industry standards. - The pipe end must be clean and free of debris. - Do not apply torch heat within 12˝ of the bottom connections of the unit. - The size of the DHW pipe should be 3/4˝ diameter and central heating water pipe should be 1˝ diameter. - Isolation valves(Shutoff valve) will be used. - All piping should be insulated. CAUTION se at least the MINIMUM pipe size for the entire U boiler loop piping (connecting boiler to and from the primary/secondary connection). Use only primary/secondary piping as shown. Failure to follow these guidelines could result in system problems. CH pipe minimum size : 1˝ DWH pipe minimum size : 3/4˝ Applicable Backflow Preventer - Apply a backflow preventer valve in the DHW supply inlet (water Inlet) to the unit as required by local codes. Automatic air vent Air separator TO DRAIN Expansion tank (Diaphragm-type) Circulation pump Check valve Drain valve Gate valve Backflow preventer TO DRAIN Pressure Relief Valve DHW OUTLET DHW INLET Page 41 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.14 Plumbing Guidelines Zoning with circulation pump - Each heating zone of a pump based system has its own circulator pump which runs when the zone needs it. - Each zone thermostat goes to a controller which controls the pumps.. Expansion tank (Diaphragm-type) Air separator Circulation pump TO DRAIN Automatic air vent Check valve Drain valve Gate valve Backflow preventer CH SUPPLY PRIMARY LOOP (SPACE HEATING) TO DRAIN Pressure Relief Valve DHW OUTLET Do not exceed 12" apart ZONE 1 ZONE 2 ZONE 3 FLOOR HEATING SECONDARY LOOP (SPACE HEATING) DHW INLET Page 42 SECTION 4. Installation 4.14 Plumbing Guidelines Zoning with zone valve - In a valve based system, there is one circulator pump at the boiler and each heating zone has a zone valve which opens when the zone. - Each thermostat is wired directly to the corresponding zone valve. Contacts in the zone valves provide a proper signal to the boiler when the valve is opened. Expansion tank (Diaphragm-type) Automatic air vent TO DRAIN Air separator Circulation pump Check valve Drain valve Gate valve Backflow preventer Pressure Relief Valve TO DRAIN CH SUPPLY PRIMARY LOOP (SPACE HEATING) DHW INLET DHW OUTLET CH RETURN PRIMARY/SECONDARY CONNECTION Do not exceed 12" apart SECONDARY LOOP (SPACE HEATING) ZONE 1 ZONE 2 ZONE 3 FLOOR HEATING Page 43 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.15 Pressure Relief Valve External pressure relief valves must be installed. Observe the following. Failure to comply with the guidelines on installing the pressure relief valve and discharge piping can result in personal injury, death or substantial property damage. WARNING Do not operate this appliance before the pressure relief valve supplied is installed with sufficient relieving capacity in accordance with the ASME Rating Plate on the boiler. This hot water boiler is provided with 30 psi safety relief valve that complies with the ANSI/ASME Boiler and Pressure Vessel Code, Section IV (“Heating Boilers). (Model : CASE ACME F-82) This safety relief valve (30 psi) is shipped loose for field installation. An approved ASME HV Pressure Relief Valve must be installed on the DHW supply line as close to the unit as possible. Valve size 3/4”, maximum 150 psi. Not included with boiler. For safety, the relief valve(s) must be installed into it’s designed location and not be removed or plugged. Failure to comply with the guidelines on installing the pressure relief valves and discharge piping can result in personal injury, death or substantial property damage. Direct the discharge piping of the pressure relief valve so that hot water will not splash on anyone or any nearby equipment. Attach the discharge line to the pressure relief valve and run the end of the line within 6-12″ (150-300mm) of the floor. WARNING DO NOT install a CH pipe line relief valve with a pressure higher than 30psi and DHW pipe line relief valve with a pressure higher than 150psi. This is the maximum allowable relief valve setting for the combination boiler. Test the operation of the valve after filling and pressurizing system by lifting the lever. Make sure the valve discharges freely. If the valve fails to operate correctly, replace it with a new relief valve. Ensure that the discharge capacity of the pressure relief valve is equal to or greater than the maximum pressure rating of the combination boiler. Ensure that the maximum BTU/H rating on the pressure relief valve is equal to or greater than the maximum input BTU/H rating of the combination boiler. Pressure Relief Valve must be installed on the CH supply line & DHW outlet line as close to the unit as possible. (CH supply line: maximum 30psi, DHW outlet line : maximum 150psi). No other valves should be placed between the pressure relief valve and the appliance. This appliance has a high-temperature shut off switch built in as a standard safety feature .Therefore a “pressure only” relief valve is required. 3/4” 30psi Relief Valve Page 44 SECTION 4. Installation 4.16 Disposal of Condensate High efficiency gas condensing Boilers create condensation when operating. Condensation has acidic (pH) of approximately 4-5. Condensate must be drained in accordance with all local regulations. Follow your local code with regards to the disposal of condensation. One of 4 disposal methods must be followed 1. to floor drain 2. to neutralizer (optional kit) 3. to laundry tub 4. to condensate pump (field supplied) If a neutralizer is installed, periodic replacement of the lime stone (or neutralizing agent) will be required. The rate of depletion of the lime stone varies upon usage of the boiler. During the first year of operation, please check the neutralizer every few months for depletion. Condensate Trap Apply only corrosion-resistant materials for the condensate drain lines such as 1/2˝ PVC, CPVC, Polypropylene pipe or included plastic hose. Condensate drain pipe (View is as if side panel were removed) NOTICE For Category II and IV boilers, be installed so as to prevent accumulation of condensate; and For Category II and IV boilers, where necessary, have means provided for drainage of condensate. AVIS les chaudières de catégories II et IV doivent être installées de façon à empêcher l'accumulation de condensat; et si nécessaire, les chaudières de catégories II et IV doivent être pourvues de dispositifs d'évacuation du condensat. CAUTION Condensate is mildly acidic (pH=5), and may harm some floor drains and/or pipes, particularly those that are metal. Ensure that the drain, drainpipe, and anything that will come in contact with the condensate can withstand the acidity, or neutralize the condensate before disposal. Damage caused by failure to install a neutralizer kit or to adequately treat condensate will not be the manufacturer’s responsibility. Contact Manufacturer to order Neutralizer Kit# A2123601 _________________________________________ 2 1 3 4 Page 45 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.17 DHW Flow Restrictors WARNING Only on the FTCW140 If the appliance has been filled and operational, then the gas, water and power must be completely shut off, and the unit must be drained before proceeding with this instruction. See Section 8 of this installation book. Failure to do so could result in substantial property damage, sever personal injury, or death. A flow restrictor, rated at 3.2 GPM and white in color, is pre-installed into the FT at the DHW inlet adapter. An additional flow restrictor, rated at 4.5 GPM, is blue in color and is packaged with the Product Accessories. See Section 1. If 3.2 GPM is not sufficient for your installation, replace the factory installed white flow restrictor with the blue flow restrictor by following these instructions. To replace the Flow Restrictor. 1. Being sure that the unit of completely Off and drained, locate the DHW inlet adapter on the bottom of the appliance. 2. Pull the two pins to release the DHW inlet filter. See Illustration. The flow restrictor is attached to the top of the filter assembly. 3. Remove the installed white flow restrictor and replace it with the blue flow restrictor included with the Product Accessories. 4. Reinstall the DHW inlet filter. 5. Re-insert the two pins. Only on the FTCW140 6. Refill and restart your FT as per the Installation Instructions. 6 Performance Graph 5 Un Flow (GPM) 4 r tr es 4.5 ic t GP ed M er ( b lu e st r i wh i t e PM ( G 2 . 3 3 c t o r) r e s t ric t or ) 2 1 0 10 20 30 40 Pressure (PSI) 50 60 70 80 Page 46 SECTION 4. Installation 4.18 Electrical Wiring Connections FTCW140 Manual Switch Terminal Block L N 0 - 10V External Input 0-10V INPUT TT Thermostat Connection O/S Outdoor Sensor WARNING Install wiring and electrically ground boiler in accordance with authority having jurisdiction or, in the absence of such requirements, follow the National Electrical Code, NFPA 70, and/or CSA C22.1 Electrical Code-Part 1 in Canada. ELECTRICAL SHOCK HAZARD — For your safety, turn off electrical power supply at service entrance panel before making any electrical connections to avoid possible electric shock hazard. Failure to do so can cause severe personal injury or death. This appliance must be electrically grounded. Ensure the electrical receptacle that the combination boiler will be plugged into, is properly grounded; if wiring directly. Do not attach the ground wire to either the gas or the water piping as plastic pipe or dielectric unions may isolate the Combination boiler electrically. The wiring diagrams contained in this manual are for reference purposes only. Refer to these diagrams and diagrams from external controls used with this appliance. Read, understand, and follow all wiring instructions. Do not disconnect the power supply when the unit is in normal operation. Damage caused by freezing is not covered under the warranty. Manual(Rocker) switch maximum allowable current for each circulator is 16 amps at 125VAC. ( Housing : Nylon #66 UL 94V-2 , Rocker : Nylon #66 UL 94V-2, Terminal : Copper Alloy ) Terminal block (External power connector) : DFT-20A-10P (20 amps at 300VAC) Page 47 The FT Series Wall Mounted, Combination Boiler 4.18 Electrical Wiring Connections (cont) FTCW199 Terminal Blocks Manual Switch MAIN POWER 0-10V INPUT CH/BOILER PUMP 0 - 10V External Input External CH Pump Main Power The FT Series, Wall Combi, Gas Conversion Kit TT Thermostat Connection O/S Outdoor Sensor Document 4288D 4.19 DIP Switches E REF MBH R ON OFF MIN Fire Normal Operation MAX Fire Normal Operation NG Natural LP Propane 3” Vent Size 2” Vent Size ON OFF LY. N O OFF OFF N/A 140 CE ENON ON DO ON OFF OT NON N/A ON ON G E N A H ON C 199 Table B DIP Switch Settings 9. Per Table B, set DIP Switch 5 to OFF for LP Propane. System Control ON Setting the GAS and WATER supply to the FT. 10. Turn Figure D the FT.flame detecting voltage 11. Turn ON Maximum 2.4V to the the positive pressure Pre-purge time (Tp)manifold pressure port. For dual port manometers, Maximum 10s,use minimum 1s 12. Connect a manometer 13. 14. 15. 16. 17. side. Check proper manifold gas pressure. Refer to Table D. Safetyfor Time (igniting time) (Ts) 3s Establish a Igniting call for interval heat. You may need to disconnect the outdoor reset if you are time 10s making this gas conversion during warm weather.time (Tip) Post-purge 120S (1st : 60s + 2nd 60s) Setup your combustion analyser and place the sensor into the combustion test port Over-heating 1,2,3 protection detection time <3s Per Table for Max Fire, time change dip switch 6 to ON and 7 to OFF. The unit will cycle up to MAX fire. Pump1Bpost circulating (T1pv) 60s WAITPump2 for your combustion analyser depending on your post circulating time (T1pv)to stabilize. This may take up to 3 minutes 60s combustion analyser. Then check the CO measurement for MAX fi re. Refer to High & Low Water Level detection time 2 <6sTable C for acceptable MAX fire High combustion readings Do NOT attempt to adjust CO2 at MAX Fire. ONLY in MIN Fire, & Low Water Level Recover time <6s so... Per Table B for MIN Fire, change dip switch 6 to OFF and 7 to ON. The unit will cycle down to MIN Fire. WAIT for your combustion analyser to stabilize. Then check the CO measurement for MIN fire. Refer to Page 48 SECTION 4. Installation 4.20 Control Board, Electrical Diagram Control Board Page 49 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.21 Ladder Diagram F/B level Air Pressure Sensor Page 50 SECTION 4. Installation 4.22 Electrical Connections Connector #, Location, Type CN9 65001WS-12 CN6 LW6A4-03 CN1 SMW250-5D CN4 LWD1140-06D CN8 SMW250-04D CN11 LWD1140-16 PIN Label 1 2 3 L CP1 4 IT 5 Description HT SELV GROUND Power Supply Line Not Used HT (120V~) HT (120V~) HT (120V~) Igniter HT (120V~) L(HT) Pump : CH HT (120V~) 6 GV Gas Valve HT (120V~) 7 - - 8 9-12 1 3 1 2 3 1 2 3 4 5 6 1 2 3 4 1 8 2 10 3 11 4 12 5 13 6 14 7 15 8 N N Power Supply Neutral AC Power COM Line 16 - RS485 + GND RS485 Not Used GND VDD Fan power(start coil) Fan power(end coil) Fan speed feedback signal GND ISP /Reset port ISP TOOL0 Data port VCC HT (120V~) HT (120V~) HT (120V~) HT (120V~) SELV (5V) SELV (5V) SELV (5V) SELV (30V) SELV (14V) SELV (30V) SELV (30V) SELV (14V) SELV (5V) SELV (5V) SELV (5V) SELV (5V) HWL Not Used SELV (12V~) LWL Low Water Level Leakage Sensor SELV (12V~) HD Central Heating Demand SELV (5V) TH Connect to the Display Control(Thermostat) SELV (14V) APS Jump SELV (14V) EL Jump SELV (14V) BL Burner Limit SELV (14V) HL Condensate Block SELV (14V) CP3/3Way RS-485 FAN MCU ISP 3 Way Valve Page 51 The FT Series Wall Mounted, Combination Boiler SECTION 4. Installation 4.22 Electrical Connections Connector #, Location, Type PIN 1 SELV (5V) OP.S Operating water temperature sensor SELV (5V) DH.S DHW temperature sensor SELV (5V) I.S Return temperature sensor SELV (5V) BG.S Venting (Exhaust) temperature sensor SELV (5V) ST.S Not Used SELV (5V) SP.S Over-Heat temperature sensor SELV (5V) 1 GND SELV (14V) 2 DHM Stepper motor position SELV (14V) 3 VDD SELV (14V) 4 DHM Stepper motor coil X phase SELV (14V) DHM Stepper motor coil Y phase SELV (14V) 6 VDD SELV (14V) 7 DHM Stepper motor coil /X phase SELV (14V) 8 DHM power IWM Stepper motor coil /Y phase SELV (14V) 9 Unuse 2 9 3 10 4 11 5 12 6 13 7 14 CN14 SMW250-09D 5 1 2 CN3 SMW250-06D 3 F.S DHM APS SENSOR 4 5 FLUX1 6 CN5 SMW250-10D HT SELV Flame Detect Sensor 8 CN7 LWD1140-14 Description Label 1 2 RPM - VCC SELV (5V) GND SELV (5V) Voltage Input SELV (5V) VCC SELV (5V) Water Flow Sensor SELV (5V) GND SELV (5V) FAN RPM Check SELV (5V) GND SELV (5V) Page 52 SECTION 5. Control Display and Operation 5.1 Control Dial and Buttons The Control Display Status Light (constant green when operating normally) The Control Display has a Control Dial (E), 4 buttons (A, B, C, D), and a Liquid Crystal Display (with 72 back-lit segments). This section of this manual gives instruction on how to navigate into the many functions of the FT and to change temperature set points, set system variables and controller parameters. Buttons A Display Power Functionality PRESS (Tap) Turns Control Display PRESS and HOLD (5 seconds) ON / OFF Tap to return to menu (If Display Power was On ) Status Display Mode (If Display Power was Off ) Installer Mode Hot Water DHW Set-Point LOW Range DHW Set-Point HIGH Range D Central Heat CH set-point mode (boiler only) Toggle (°C / °F) E Scroll / Select B Modes C 95 - 120°F (35 - 49°C) Turn to scroll, tap to select (clockwise or counterclockwise) • Temperature Specifications Operating ambient Temperature Range : -10 to 60°C. Operating Relative Humidity up to: 90% at 40°C. Shipping & Storage Temperature Range of : -20 to 80°C. 121 - 140°F (49.5 - 60°C) Page 53 The FT Series Wall Mounted, Combination Boiler SECTION 5. Control Display and Operation CH Central Heat Anti-Freeze Mode Storage Heating 5.2 LCD Overview Lock Communicating Status and Installer Modes Summer Mode (warm weather shutdown) Flame Signal Outside Temp Mode or 0-10V Domestic Hot Water Mode Pump Numeric Display CH mode Central Heat mode icon can be adjusted Anti-freeze mode Anti-freeze mode icon Storage Heating mode Stored Water Being Heated, can be adjusted Lock mode Buttons-locked mode icon Communication Communication icon Summer mode Only DHW Mode, can be adjusted (warm weather shutdown) Status and Installer mode The Status Mode or the Installer Mode is Active (all parameters) Flame signal Flame Signal icon Pump icon Water pump operation (CH or DHW) icon Numeric Display Number and character display, to display all parameters DHW mode Combination boiler Set Point, can be adjusted Outside temp or 0-10 V mode Operating by outside temperature or 0-10V The LCD will illuminate when a user action is detected (a button is pressed) and will turn back off after 20 seconds. * NOTE: The display will not allow changes when the lock mode To exit the Lock mode, press the WARNING button. Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control that may have been under water. is activated. Page 54 SECTION 5. Control Display and Operation 5.3 Operating Mode Operating Mode After the Power is turned on, and/or the Control Display is turned on , the Control Display will go through a ‘Start Up’ checklist and briefly show a sequence of diagnostic codes before entering into the ‘Operating Mode. It will then display the following information. Indicate Current Operating Temperature Temperature sign Celsius or Fahrenheit letter Display and Controller are communicating If flame detected If pump is operating Outdoor sensor or 0-10V Example 110°F °C or °F Page 55 The FT Series Wall Mounted, Combination Boiler SECTION 5. Control Display and Operation AUTODESK � � � � � � � � � � 5.4 Status Display Mode AUTODESK � � � � � � � � � � AUTODESK � � � � � � � � � � Digital Display Status Display Parameter Description O:ot Outdoor temperature Current Outdoor temperature A: Li or A: GA Flow unit Current flow value(Li: L/m, GA: GPM) b: It CH Return Water Temperature Current Return Water Sensor Temperature C: Fr Fan rpm Current fan rpm value d: Lc Lock mode Lock mode ON/OFF E: oP OP temperature Current OP temperature F: dH DHW temperature Current DHW temperature H: Eh Exhaust temperature Current Exhaust temperature I : St N/A Not Used (Default is 0) L: rt P: Ou AUTODESK � � � � � � � � � � J: oH Overheat temperature Current Overheat temperature 1: PH Supply power time Supply power time x 100 hour 2: rh Burner operation time Burner operation time x 1 hour Burner operation time Burner operation time x 1,000 hour 4: It Ignition cycles Ignition cycles x 10 times 5: IH Ignition cycles Ignition cycles x 10,000 times 3: rH Burner Operation Time Displays output condition for internal primary pump and three way valve. - Off 1st Icon 2nd Icon 3rd Icon Not Used Internal CH Pump 3 Way Valve - On To change any of the above listed Status Parameters, Press and Hold Button B to get into the Status Display Mode. Rotate Dial E until you find the Parameter that you wish to change. Tap Dial E to enter that Parameter. Adjust to the setting that you require and then press (tap) Dial E to save and to Exit. Page 56 SECTION 5. Control Display and Operation 5.5 DHW Set Point Change Mode DHW Set Point Change Modes The display shows the following information when changing water heating temperature set points. Changing between Celsius and Fahrenheit When the button D is pressed (for more than 5 seconds), temperature unit will toggle between °C and °F. Indicate Example Current DHW set-point temperature 120°F Temperature sign Celsius or Fahrenheit letter °C or °F If display is communicating with the main controller normally, the communication icon will be indicated. When DHW set-point range is high : from 121°F (49.5°C) to 140°F (60.0°C) When changing DHW setpoint, the DHW icon will flash H . 140°F S24 * Default DHW set-point is 120°F (49°C) • DHW 95-120°F (35 - 49°C) LOW range (Default) -To change LOW range, press the C Button. The DHW icon and current DHW LOW will flash (a flashing value means it can be changed). -Turn dial E clockwise to increase and counterclockwise to decrease until desired temperature is reached. -Press dial E to save setpoint changes. • DHW 121 - 140°F (49.5 - 60°C) HIGH range -To change HIGH range, press and HOLD the C button for more than 5 seconds. The DHW icon and current DHW HIGH will flash (a flashing value means it can be changed). -Turn dial E clockwise to increase and counterclockwise to decrease until desired temperature is reached. -Press dial E to save setpoint changes and to Exit. DANGER Scalding may occur within 5 seconds at a setting of 140°F (60°C). Water temperatures over 125°F can cause severe burns, or death from scalding. Children, disabled, and elderly are at highest risk of being scalded. Read all instructions before setting temperature at appliance. Feel water before bathing or showering. Page 57 The FT Series Wall Mounted, Combination Boiler SECTION 5. Control Display and Operation 5.6 CH Set Point Change Mode Changing between Celsius and Fahrenheit When the button D is pressed (for more than 5 seconds), temperature unit will toggle between °C and °F. Indicate Current Operating Temperature Temperature sign Celsius or Fahrenheit letter Example 110°F °C or °F Display and Controller are communicating If flame detected If pump is operating When changing CH Setpoint, the CH Icon will flash Default CH set-point is 120°F (49°C) CH set-point range is 86 - 180°F (30.0 ~ 82.0°C) To c hange CH Setpoint, press the D button. The CH Icon and current CH Setpoint will flash. Turnthe E dial clockwise to increase, and counterclockwise to decrease CH setpoint, until desired temperature is reached. Press E dial to save changes and to Exit. 5.7 Storage Mode Indicate Current Operating Temperature Temperature sign Celsius or Fahrenheit letter Example 110°F °C or °F Display and Controller are communicating If flame detected Storage mode indication If Pump is operating To change Storage Mode Temp, First turn OFF the power to the Control Display. Then Press and Hold Button B to get into the Installer Mode. Rotate Dial E until you find 5:St Tap Dial E to enter Storage Mode. Storage Mode indicates that the boiler is heating the water held in the internal storage tank. When Storage Mode is active, the display will appear as shown. Turn the E dial clockwise to increase, and counterclockwise to decrease setting. Press E dial to save changes and to Exit. Page 58 SECTION 5. Control Display and Operation 5.8 Installer Mode AUTODESK � � � � � � � � � � AUTODESK � � � � � � � � � � AUTODESK � � � � � � � � � � These changes are to be made only by a qualified technician. AUTODESK � � � � � � � � � � To change any of the Installer Parameters, Start by turning OFF the Power to the Display Control. Then, with the power OFF, Press and HOLD (more than 5 seconds) the Button B Installer Mode. to get into the Rotate Dial E until you find the Installer Parameter (full list on facing page) that you wish to change. Tap Dial E to enter that Parameter. Adjust to the setting that you require and then press (tap) Dial E to save and to Exit. Finish by pressing button B Page 59 The FT Series Wall Mounted, Combination Boiler SECTION 5. Control Display and Operation Index 5.8 Installer Mode Parameter Description 1: EH History entry History fault code (E0~E9) 2: cE Clear Error History Clearing of error History buffer 3: In System initialize System initialize to default 4: Fu Flow unit gallon / liter 5: St Heat storage function Heat storage function On/Off 6: OH Maximum Outdoor Temperature When used with an outdoor sensor, sets the maximum outdoor design temperature for the system design. Warm weather shut down will disable the appliance if the programmed outdoor temperature is exceeded. Maximum outdoor temperature must be set 9°F above the minimum outdoor temperature. Range: (Minimum Outdoor Temperature + 9°F) to 110°F Default 68°F (20°C) 7: OL Minimum Outdoor Temperature Sets the minimum outdoor design temperature for the system. Minimum outdoor temperature must be set 9°F below the maximum outdoor temperature. Range: -4°F to (Maximum Outdoor Temperature - 9°F) 8: FH Max fan Adjusts Maximum Fan Speed Range: -30 - +30 9: FL Min fan Adjusts Minimum Fan Speed Range: -30 -+30 10: dr Delete running time Delete running time 11: dI Delete igniting times Delete igniting times 12: bt Outside Unit Function Delay Time (boost time) When heating in the outside unit function for the first time, there will be a delay. (0~120 min, Default 0) 13: Ft Delay time for heating burner operation Burner does not operate during the delay time when the burner is turned off due to the temperature during heating operation. (0~20 min, Default 1 min) 14: bo Setting temperature of burner ON. Heating temperature setting during heating operation – Operate in burner ON temperature setting Range: -12.7°C(9°F)~-2.7°C(27°F), Default 2.7°C(27°F) 15: OF Warm Weather Shutdown This warm weather temperature setting will shut down CH Mode 10°C(50°F)~43°C(110°F), Default 38°C (100°F) 16:cH Setting for Heating Maximum Temperature Range:[Minimum Temperature -12.7°C(9°F)]~82°C(180°F), Default 82°C(180°F) 17:cL Setting for Heating Minimum Temperature Range: 30°C(86°F)~[Maximum Temperature-12.7°C(-9°F)],Default 30°C(86°F) 18:dH Setting for Hot Water Maximum Temperature 49°C(120°F)~60°C(140°F), Default 60°C(140°F) 19:cb Heating Combustion Rate 50%~100%, Default 100% 20:db Hot Water Combustion Rate 50%~100%, Default 100% 21:PP Pump Post-Purge Time (Heating Pump) 1min ~ 60min, Default 40min 22:Po Pump on Time (Heating Pump Repeat ON Time) 1 min ~60 min, Default 5 min 23:PF Pump off Time (Heating Pump Repeat Off Time) 0min ~60 min, Default 10 min 24:SF Heat storage off Temperature 60°C(140°F)~75°C(167°F),Default(70°C)158°F 25:So Heat storage on Temperature. (off Temperature-Setting Temperature) -12.7°C(9°F)~2.2°C(36°F), Default (-2.7°C) 27°F 26:dt Delay time when switching from DHW mode to CH Range: 0 – 2 minutes,Default 2min mode 27:PE Internal CH Pump PostPurge Time, T/T Satisfied Allows the user to set the appliance pump post purge time once the appliance CH setpoint and thermostat are satisfied. Range: 1-5 minutes,Default 1min 28: HA High Altitude setting (Normal)0<1<2<4 (High) Internal CH Pump and 3-way valve Pump Test Mode This function sets the time to run both the Internal CH and 3-way valve pumps to purge air from the system. Range: 1 – 30 minutes ,Default 5min Internal CH Pump and 3-way valve Pump Test Mode Turn this function on to activate Internal CH and 3-way valve pump testing. Only works in installation mode. Turns off when in normal mode. Default OFF DHW Timeout Feature Range: 0~12 time, '0' OFF, Default: 4 time 29: AP 30: dP The Full List of Installer Mode Parameters Page 60 Outdoor Reset varies the control setpoint based on the outdoor temperature. The reset function works as shown in Figure ‘CH Outdoor Reset’. When the outdoor air temperature reaches 6:OH “high outdoor temperature setpoint”, the control point setting is adjusted to 17:cL “low boiler temperature setpoint”. When the outdoor air temperature reaches 7:OL “low outdoor temperature setpoint” the control setpoint is adjusted to 16:cH “high boiler temperature”. Default outdoor reset setpoint is 100°F (38°C) The Outdoor Temperature Mode Icon on the display will flash if an Outdoor Sensor or 0-10 Volt is not connected to the appliance. To check the CH Target Temperature while using Outdoor Temperature Mode, press the button while the appliance is operational and the display panel is powered on. 5.9 Outdoor Reset Adjustment Op er at ing co nd itio n CH Outdoor Reset Connect to terminal strip as outlined 4.17 Electrical Connections. NOTE: 0 - 10VDC terminals may not be used for both outdoor reset and 0 - 10VDC temp setpoint simultaneously. 5.10 External Set Point Temperature Control A signal from a building management system may be connected to the appliance to enable remote control. This signal should be a 0-10 volt DC signal. When this input is enabled, a building control system can be used to control the set point temperature of the appliance. The control interprets the 0-10 volt signal as follows; when the signal is between 0 and 1.5 volts, the appliance will be in standby mode, not firing. When the signal rises above 1.5 volts, the appliance will ignite. As the signal continues to rise towards its maximum of 10 volts, the appliance will increase in set point temperature. Adjust 16:cH and 17:cL to set MIN and MAX boiler water temperatures respectively. Connect a building management system or other auxiliary control signal to the terminals marked for this purpose on the appliance terminal block (shown in Piping Diagrams, this manual). Caution should be used to ensure that the 0-10 VOLT + connection does not become connected to ground. Connect to terminal strip as outlined 4.17 Electrical Connections. NOTE: 0 - 10VDC terminals may not be used for both outdoor reset and 0 - 10VDC temp setpoint simultaneously. (warm weather shutdown) SECTION 5. Control Display and Operation Page 61 The FT Series Wall Mounted, Combination Boiler 5.11 Error Mode Flashing Indicate Example Error ‘ Er : ’ will flash Er:11 Error Code Er:11 Display and Controller are communicating NOTE: When communication between the Control Display and the main controller is lost, the will not be displayed. Page 62 SECTION 6. Error Codes Error Code Error Code Description Possible Remedies Recover methods Flame has Extinguished 8 (Eight) Times Press the Power button to clear the Error Code. If Error happens again: 1. Monitor the gas pressure to the appliance while in operation. Ensure pressure is between 3.5 and 14” WC. 2. Check gas valve wire. Ensure connection is secure. 3. Check flame detection sensor. Ensure connections are secure. Normal operating settings are more than 2.5DC before ignition, less than 2.5DC after ignition. 4. Check vent terminations. Ensure there are no blockages. 5. Assure that the flame is stable when lit. 6. If the problem persists, replace the main control. Hard Lock Ignition has Failed 10 (Ten) Times Press the Power button to clear the Error Code. If Error happens again: 1. Monitor the gas pressure to the appliance while in operation. Ensure pressure is between 3.5 and 14” WC. 2. Check gas valve wire. Ensure connection is secure. 3. Check flame detection sensor. Ensure connections are secure. Normal operating settings are more than 2.5DC before ignition, less than 2.5DC after ignition. 4. Check igniter transformer for proper connection. 5. Clean the spark igniter with steel wool to remove oxides. Ensure proper separation (3-4 mm). 6. Replace the spark igniter if damaged. 7. Assure that the flame is stable when lit. 8. If the problem persists, replace the main control. Hard Lock Operating Temperature Sensor detects Water Temperature Greater than 203°F (95°C) Press the Power button to clear the Error Code. If Error happens again: 1. Check if dip switch Max Fire setting is ON. Switches 6 and 7 should be OFF for normal operation. 2. Check if CH inlet pipe is blocked. Ensure there is enough water flowing to the appliance. 3. Check Operating Temperature sensor at CH heat exchanger outlet. If resistance is zero, replace the sensor. 4. If the problem persists, replace the main control Hard Lock Condensate – Closed is Normal, Open is Fault (Condensate Drain Trap) Press the Power button to clear the Error Code. 1. Check Condensate and main controller connections. Ensure all are secure. 2. Check Condensate sensor resistance. If resistance is zero, replace the switch. 3. Check Condensate hose. Ensure it is connected and in good condition. 4. Check condensate line and termination for blockages. 5. Check Vent Pipe for blockages. 6. If the problem persists, replace the main control. Hard Lock Overheat Sensor Open or Short This Error Code will go away when CH temperature decreases. If Error happens again: 1. Check overheat temperature sensor. Ensure connections are secure. 2. Check overheat sensor resistance. If resistance is zero, replace the sensor. 3. If the problem persists, replace the main control. Soft Lock 32 DHW Sensor Open or Short This Error Code will go away when outlet DHW temperature decreases. If Error happens again: 1. Check DHW outlet temperature sensor. Ensure connections are secure. 2. Check sensor resistance. If resistance is zero, replace the sensor. 3. If the problem persists, replace the main control. Soft Lock 33 CH Temperature Sensor Open or Short This Error Code will go away when CH temperature decreases. If Error happens again: 1. Check CH temperature sensor. Ensure connections are secure. 2. Check CH sensor resistance. If resistance is zero, replace the sensor. 3. If the problem persists, replace the main control. Soft Lock 10 11 16 20 28 Page 63 The FT Series Wall Mounted, Combination Boiler SECTION 6. Error Codes (continued) Error Code Error Code Description Possible Remedies Recover methods Venting (Exhaust) Sensor Open or Short This Error Code will go away when exhaust temperature decreases. If Error happens again: 1. Check Venting (exhaust) temperature sensor. Ensure connections are secure. 2. Check sensor resistance. If resistance is zero, replace the sensor. 3. Check vent pipes for blockage. 4. If the problem persists, replace the main control Soft Lock Abnormal Supply Voltage Supply voltage is too low to operate. This Error Code will go away when supply voltage returns to normal operating range. If Error happens again: 1. Ensure appliance is properly wired to a power source meeting the requirements on the rating plate. 2. If problem persists, replace the main control Soft Lock 37 Abnormal Supply Frequency Supply frequency is too high to operate. This Error Code will go away when supply frequency returns to normal operating range. If Error happens again: 1. Ensure appliance is properly wired to a power source meeting the requirements on the rating plate. 2. If problem persists, replace the main control. Soft Lock 38 Error Appears When Control Stores Data, but Data is not Saved Press the Power button to clear the Error Code. Replace the main control. Hard Lock Gas Leakage is Detected for Greater than 5 seconds, or three times within 10 minutes IMPORTANT: If you smell gas, STOP! Follow the instructions on page 2, this manual, and call a qualified service technician or the fuel gas utility. Press the Power button to clear the Error Code. If Error happens again: 1. Check the appliance cover. Ensure it is secure. 2. Check gas connections for leakage with a soapy solution. Fix any leaks. 3. Check condition of the burner assembly. 4. If the problem persists, replace the main control. Hard Lock 41 Fan Speed too High with Flame On Press the Power button to clear the Error Code. If Error happens again: 1. Check the vent connections for blockages. 2. Check the burner assembly. 3. C heck fan operation. If fan appears to be operating normally but RPMs are too high, replace the fan. 4. If the problem persists, replace the main control. Hard Lock 42 Jumped Wire Disconnected Press the Power button to clear the Error Code. If Error happens again: 1. Ensure the jumped wire is properly connected. 2. If the problem persists, replace the main control. Soft Lock Burner Overheat Switch Open Press the Power button to clear the Error Code. If Error happens again: 1. Check burner overheat switch connections. Ensure connections are secure. 2. Check switch resistance. If resistance is zero, replace the switch. 3. If the problem persists, replace the main control. Hard Lock 44 Air Pressure Sensor (APS) Fault Press the power button to reset If error happens again: 1. Check the vent pipe for blockages. 2. Check the vent pipe for blockages. 3. If error do not clear, replace the APS 4. If the problem persists, replace the main control. Hard Lock 45 Air Pressure Sensor (APS) Open Check the aps connection. 1.If APS is closed and connections are secure, check APS connection. 2. If the problem is not happen, replace the APS 3. If the problem persists, replace the main control. Soft Lock Fan Speed Feedback Signal Abnormal This Error Code will go away when the condition is remedied. If Error happens again: 1. Check the connections to the fan. Ensure all are secure. 2. If the fan does not rotate during the ignition sequence, check for AC8V~26.5V power at the fan connection. If AC8V~26.5V power is present at the control, replace the fan. If the blower does not have AC8V~26.5V power, check power at the control. If AC8V~26.5V power is not present at the control, replace the control. 3. If the problem persists, replace the main control. Soft Lock 35 36 40 43 61 Page 64 SECTION 6. Error Codes (continued) Error Code Error Code Description 66 Mixing Valve Initial Value Error (Mixing Valve Cannot Return to Initial Position) This Error Code will go away when the condition is remedied. If Error happens again: 1. Turn power OFF and ON at the main power switch internal to the appliance. 2. Check wiring connections to mixing valve. Ensure all are secure. 3. Replace mixing valve. 4. If the problem persists, replace the main control. Soft Lock 68 Mixing Valve Operation Error (Mixing Valve Stuck in Initial Position) This Error Code will go away when the condition is remedied. If Error happens again: 1. Turn power OFF and ON at the main power switch internal to the appliance. 2. Check wiring connections to mixing valve. Ensure all are secure. 3. Replace mixing valve. 4. If the problem persists, replace the main control. Soft Lock 70 Register, Ram, Rom, I/O Port, AD Abnormal, Important EPROM Data or Safe Data Abnormal This Error Code will go away when the condition is remedied. If Error happens again: 1. Turn power OFF and ON at the main power switch internal to the appliance. 2. If the problem persists, replace the main control. Soft Lock Flame Signal Detected before Ignition This Error Code will go away when the condition is remedied. If Error happens again: 1. Check the appliance cover. Ensure it is secure. Flame detection sensor can detect an external light source. 2. Check flame detection sensor. Ensure connections are secure. Normal operating settings are more than 2.5DC before ignition, less than 2.5DC after ignition. 3. If the problem persists, replace the main control. Soft Lock Poor Communication This Error Code will go away when the condition is remedied. If Error happens again: 1. Check connections from main control to display panel. 2. If the problem persists, replace the display and/or the main control. Soft Lock Low Water Level Sensor (Low Water Level Detected Four (4) Consecutive times) This Error Code will go away when the condition is remedied. If Error happens again: 1. Ensure all valves are open to the appliance and there are no leaks. 2. Ensure all air has been purged from the system. 3. Check wiring connections to low water level sensor. Ensure all are secure. 4. Check low water level sensor resistance. If resistance is zero, replace the sensor. 5. If the problem persists, replace the main control. Soft Lock Low Water Level Circuit This Error Code will go away when the condition is remedied. If Error happens again: 1. Ensure all valves are open to the appliance and there are no leaks. 2. Check wiring connections to low water level sensor. Ensure all are secure. 3. Check low water level sensor resistance. If resistance is zero, replace the sensor. 4. If the problem persists, replace the main control. Soft Lock Freeze Protection (Appliance has detected water temperature below 34°F(1°C) This Error Code will go away when the freezing condition is remedied. If Error happens again: 1. Ensure appliance is located in a mechanical room protected from freezing conditions. 2. Ensure all valves are open to the appliance, there are no leaks. 2. Check wiring connections to low water level sensor. Ensure all are secure. 3. Check low water level sensor resistance. If resistance is zero, replace the sensor. 4. If the problem persists, replace the main control. Soft Lock Exhaust Sensor detects Vent Temperature is Greater than 190oF (88oC) This Error Code will go away when the condition is remedied. If Error happens again: 1. Check if dip switch Max Fire setting is ON. Switches 6 and 7 should be OFF for normal operation. 2. Check exhaust temperature sensor. Ensure connections are secure. 3. Check sensor resistance. If resistance is zero, replace the sensor. 4. Check exhaust vent for blockage. 5. If the problem persists, replace the control. 6. If the problem persists, replace the heat exchanger. Soft Lock 72 76 80 81 85 94 Possible Remedies Recover methods The FT Series Wall Mounted, Combination Boiler 6.2 Fault Tree Analysis 1. Flame detection Page 65 Page 66 6.2 Fault Tree Analysis 2. Gas Detection 3. ‘Storage’, ‘DHW’, ‘OP’, ‘CH overheat’, ‘Exhaust heat’ Sensor detects Error code contents E32 DHW NTC open or short E33 OP NTC open or short E35 Exhaust NTC open or short Page 67 The FT Series Wall Mounted, Combination Boiler SECTION 7. Trouble Shooting Question 7.1 Diagnostics Answer Make sure that the ON/OFF button on the Control Panel has been turned ON. If the monitor on the Control Panel is blank, make sure the power cord is plugged and 4A fuses on the main controller in the units are good. Burner dose not ignite when the hot water is opened. Make sure that there is water supplied to the unit. The unit activates once the inlet water flow is over 0 gpm. Make sure the cold and hot water lines are not plumbed in reverse side. Make sure that the cold water and gas supply lines are opened. Make sure that the water lines are not frozen. Check that the setting temperature on the unit is not too low Make sure that the filter in the cold water supply line is not clogged with debris. Water is not hot enough. Make sure that the gas supply type is correct. Check the supply and manifold gas pressures are in accordance with specifications. Make sure that the water flow sensor with three wires has been properly connected on the top of heat exchanger. Make sure that the setting temperature on the unit is not too hot. Water is too hot. Make sure that the filter in the cold water supply line is not clogged with debris. Make sure that the gas supply type is correct. Make sure that the filter in the cold water supply line is clean. Hot water temperature fluctuates at the opened tap. Make sure that the gas supply type is correct. Check the supply gas pressure is sufficient. The blower is still operating after the combustion stops. This is normal because the blower keeps operating for 1 minute to vent (exhaust) the flue gas from the chamber once the combustion has stopped. Temperature Rise too Quickly Occurs when supply water temperature in heat exchanger rises faster than 2°F per second during the first two minutes the burner is on. Automatically resets after a few minute delay or using manual reset on control panel. See message displayed TEMPERATURE SENSOR and follow procedure for loose connections. Abnormal sounds come from unit during operation. A leak of combustion gas between sealed chamber and exhaust tube inside the unit. Call a qualified service technician for evaluation. Improper venting termination, make sure that the venting termination complies with specification. Check the supply gas pressure is sufficient. Insufficient gas pressure will cause unstable burner flame and noise. Page 68 7.2 Suggested Corrective Actions This controller is able to record information about the boiler’s condition at the time of the five previous faults or errors. Refer to the Section ‘5.10 Error Mode’ of this manual. Display Nothing shown on display control panel and blower running at full speed. Nothing is shown in display control panel and no other boiler components are operating. Nothing is shown on control panel, but boiler is operating. Condition Control is not receiving power. Control is not receiving 120V power. Occurs when the communication is lost from the control to the display. Diagnostic Corrective Action(s) Check wiring for short circuit or incorrect wiring. Correct wiring per wiring diagram including connection of transformer to the control. Check transformer connection to the control per wiring diagram. Check for 12V output of transformer. Replace transformer if it is receiving 120V, but not outputting 12Vac. Check service switch and/or circuit breaker to boiler turned is on. Turn on service switch to power boiler. Is there 120 Volts at the service switch? Troubleshoot and correct the power supply to the manual switch. Is the ON/OFF POWER SWITCH (inside boiler case) turned on? Turn ON the manual power switch inside the boiler case. Check for 120 volts at the line voltage terminal block located inside the boiler case. Correct wiring inside the boiler case using the wiring diagram in this manual. Inspect the fuse. Replace if necessary. Replace the fuse with proper part found in the replacement part section of this manual. If fuse blows again recheck wiring per diagram. Check for loose connections and proper pin alignment/ engagement on the Control's plug. Check for continuity on the wire harness from the display to the control. See repair parts section for proper replacement part. Cycle power off and on Replace with new display module. See using boiler power repair parts section for proper switch and check for replacement part. operation. Page 69 The FT Series Wall Mounted, Combination Boiler SECTION 7. Trouble Shooting Fault TEMPERATURE SENSOR FLAME FAULT Condition Occurs when a temperature sensor has electrically shorted (SHORT) or has become disconnected (OPEN). Occurs when flame is detected when there should be no flame. 7.2 Suggested Corrective Actions (continued) Diagnostic Corrective Action(s) Check all the temperature readings of the boiler on the DIAGNOSTICS - TEMPERATURES menu to determine if any sensors are currently displayed as SHORT or OPEN. Reset using manual Check wire harness for loose reset screen on control connections and pin engagement at panel. (Power button) sensor Connection and Control module. If problem persists after checking items above replace Control. Refer to repair parts section for kit number. Reset using manual reset screen on control panel. (Power button) Burner may be operating too hot due to incorrect combustion. Inspect flame and conduct combustion test. Check for flame at burner via flame current with burner off. Turn boiler off and watch flame through observation port. If flame continues after shutdown replace gas valve. Check wire harness for loose connections and pin engagement at blower. Connections. BLOWER FAULT IGNITION FAULT Blower unable to reach required speed or does not reach 0 RPM when turned off. Even if boiler went through 8 ignitron attempts, but cannot detect flame Boiler in standby mode and blower not running. If BLOWER SPEED is not 0 RPM then replace blower. Reset using manual reset screen on control panel. If blower does not rotate during ignition (Power button) sequence check for 120V power at blower connection. If 120Vac power at blower motor and it doesn't start replace blower. Check power at Control. If 120Vac is not present at Control when boiler is powered replace Control. Dirty burner and/or heat exchanger will cause high back pressure and poor ignition. Visual inspection of flue ways often will not be able to diagnose condition. Power off and on. Check incoming gas pressure with boiler off and at Max fire. Adjust within limits on rating label. Check for flue pipe and intake pipe restrictions or blockage Check burner fasteners and gaskets Check air intake pipe and proper propane orifice GAS VALVE FAULT The Control has detected a problem with it gas valve output circuit. Check wire harness connections Reset using manual between gas valve and Control. reset screen on control panel. If lockout re-occurs replace Control. (Power button) Page 70 SECTION 8. Maintenance Regular Maintenance - This Manual should be placed in a safe and dry location near the Combination boiler. Maintenance instructions should be carried out by the following guidelines. Maintenance procedures [ Daily ] - Check that the boiler casing is closed. Check if there is any problem with the Combination boiler casing and the two upper and lower screws are tightened well. Combination boiler casing must be closed while it is running. WARNING To prevent potential severe personal injury, death or substantial property damage, remove all contaminated materials. If contaminants are found: Remove products immediately from the area. In order to check the status of Combination boiler, call a qualified service technician to inspect the Combination boiler for possible damage from acid corrosion. WARNING O NOT store combustible materials, gasoline D or any other flammable vapors or liquids near the Water Heater. Remove them immediately or store them other places. 8.1 Annual startup & general maintenance - Check the power source. Make sure that the power cord is correctly connected. The main power line is connected to the manual switch box inside a Combination boiler. (Power line through the strain relief in the bottom of the combination boiler casing and fix it.) - Check the status of the control panel Check status of the power supply. Please check for any debris on the button. Maintenance procedures [ Monthly ] - Check the vent pipe. Visually inspect the flue gas vent piping for detecting any signs of blockage, leakage or deterioration of the piping. Please contact a qualified service technician immediately if you find any problem. - Check the air inlet pipe. Visually inspect the air inlet to be sure it is unobstructed. Inspect entire length of air piping for ensuring that piping is intact and all joints are properly sealed. Call your qualified service technician if you notice any problems. - Check the relief valve. Inspect the Combination boiler relief valve and the relief valve discharge pipe for any signs of weeping or leakage. If the relief valve often weeps, immediately contact your qualified service technician for inspecting the Combination boiler and system. - Check the condensate outlet. While the Combination boiler is running, check the discharge end of the condensate drain tubing. Make sure that no flue gas is escaping from the condensate drain tubing. If flue gas is continuously escaping, it is a serious problem. Call your qualified service technician for inspecting the Combination boiler and condensate line. Also, refill the condensate trap if problem persists regularly. - Check the vent terminal screen vent (rodent screen). If you encounter a problem of combustion specifications, visually inspect the terminal screen. And then replace it with spare parts or clean the screens. The FT Series Wall Mounted, Combination Boiler SECTION 8. Maintenance - Check the air vent If the air vent valve seems to work freely without leaking, replace cap “A” by twisting all the way on. Loosen cap “A” one turn to allow vent to operate. If vent does not operate correctly, replace the vent. AA Page 71 8.1 Annual startup & general maintenance seat. If the valve continues to weep, contact your qualified service technician for inspecting the valve and system. If water does not flow from the valve even though you have lifted the lever completely, the valve or discharge line may be blocked. Shut down the Combination boiler immediately. Call your qualified service technician to inspect the combination boiler and system. - Check the burner state You can clean the exterior of burner. However, if you need to clean the inside of the burner stage, you should call a qualified service technician. Maintenance procedures [Every 6 Months] - Check the boiler piping (gas and water) Visually inspect for leaks around internal water piping. Also inspect external water piping, circulators, relief valve and fittings. Immediately call a qualified service technician to repair any leaks. Leaks must be fixed by a qualified service technician immediately. Failure to comply with this instruction could result in severe personal injury, death or substantial property damage. - Check the pressure relief valve WARNING Leaks must be fixed by a qualified service technician immediately. Failure to comply with this instruction could result in severe personal injury, death or substantial property damage. This discharge line must be installed by a qualified heating installer or a service technician. Before proceeding, verify that relief valve outlet has been piped to a safe place of discharge, avoiding any possibility of scalding from hot water. If water flows freely, release the lever and allow the valve to seat. Watch the end of the relief valve discharge pipe to ensure that the valve does not weep after the line has had time to drain. If the valve weeps, lift the seat again to attempt to clean the valve Page 72 8.2 Flushing the Combination Boiler Flushing the Heat Exchanger is a complicated procedure that should only be done by an authorized technician or licensed professional. Keep in mind that improper maintenance can void your warranty. 1. Disconnect electric power to the combination boiler. 2. Close the shutoff valves on both hot water outlet and cold water inlet lines. (V1 & V2) V3 V4 V2 V1 3. Connect one hose “D1” to the valve “V3” and place the free end in the bucket. Connect one of the hoses “D3” to the circulation pump outlet and the cold water inlet line at the valve “V4”. Connect other hose “D2” to the circulation pump inlet and place the free end in the bucket. 4. Pour the cleaning solution into the bucket. Place the drain hose (D1) and the hose (D2) to the pump inlet into the cleaning solution. 5. Open service valves (V3 & V4) on the hot water outlet and cold water inlet lines. 6. Turn on the circulation pump (Operate the pump and allow the cleaning solution to circulate through the combination boiler for at least 1 hour at a rate of 4 gallons per minute.) 7. Rinse the cleaning solution from the combination boiler as follows: -R emove the free end of the drain hose (D1) from the bucket. -C lose service valve, (V4), and open shut off valve, (V2). Do not open shut off valve, (V1). - Allow water to flow through the combination boiler for 5 minutes. - Close shut off valve (V2). D1 D2 8. Disconnect all hoses. 9. Remove the cold water inlet filter from the combination boiler and clean out any residues. 10. Reinsert the filter and ensure the filter cap is securely tightened. 11. Connect electrical power to the combination boiler. D3 Page 73 The FT Series Wall Mounted, Combination Boiler 8.3 Draining and Cleaning 1. Place a bucket under the appliance to collect the residual water inside the combination boiler. 2. Press the Power button on the front control panel to turn OFF the electrical power to the combination boiler. 3. Turn off the gas valve. 4. Close water supply valve on the inlet to the appliance. If there is no valve, turn off main water valve. 5. Open the hot water faucets completely. 6. R emove the cold water inlet filter and 'CH' return filter. FTCW140 FTCW199 7. Clean them with a toothbrush and clean running water. 8. To refill the combination boiler, reassemble the filters back into the combination boiler and reverse steps 6 back to 1. Page 74 Section 9 – Installation Check 9.1 Quick View Before Installing - Make sure that there is enough space for installing Water and gas line. Verify vent/air termination is located as required. - All models need for propane Conversion which requires a separate gas conversion manual. Install Water Piping - Boiler loop piping must be sized to the minimums listed in the Boiler manual. Using smaller piping will cause performance problems.(page 34) Install Vent & Air Piping - Slide the air inlet pipe and vent pipe into the Boiler pipe connector. - Make sure the terminations are placed as required in the manual and that air intakes are at least 12 inches above normal snow line. - Refer to the material check list in this guide for a list of items needed. Install Condensate Piping / Tubing & Components - Fill out the material check list in this guide to ensure you have the tubing or PVC pipe and all components needed for the condensate piping. - Connect internal components that are supplied with the Boiler. Install Gas Piping - Install a union and shutoff valve. Wire the Boiler - Connect power wiring and control wiring per boiler manual wiring diagram.(Section 4.19) Start up, Adjust & Test - Follow the Boiler manual instructions to clean the system if needed, then fill and check water chemistry. 9.2 Final Check Lists Final check : Installation Conditions. • Is the Boiler properly mounted on the wall? • Is there space for a drain which is close to the Boiler? • Are there any combustible materials near the Boiler and vent pipe? • Is the air supply sufficient for proper operation of the Boiler? • Are the proper service clearances maintained? • Is the distance between the Boiler and point of vent termination minimized? • Is the proper distance from windows, doors, and other intake vents maintained? Final check : Gas pipe installation • Is the gas supply line equipped with a manual shut off valve? • Is the gas supply line a minimum of 3/4˝ inner diameter? • Is the gas supply line length and diameter adequate to deliver the required BTU’s? • Has the gas supply line pressure been measured? • Does the supply gas type match the type indicated on the boiler rating plate? Final check: Air/Vent pipe installation • Has the Boiler been vented with 3˝ or 2” PVC, CPVC, Polypropylene or BH Special Gas Vent (S636 PVC, CPVC) for Category IV appliances in accordance with this manual and/or your local code? • Is the vent termination at least 12˝ above the exterior grade? • Is the total vent length within the maximum vent length restriction? • Have you checked the air/vent piping for leaks? • Have you properly supported the vent termination? • Are all vent runs properly supported? • Is the vent sloped upward toward the vent termination at a rate of 1/4˝ per foot (2% grade)? Final check : Condensate drain installation • Have you installed a condensate drain line from the Boiler to a drain or laundry tub? Final check : Setting the DIP switches • Are all DIP switches correctly set on the main board? Page 75 The FT Series Wall Mounted, Combination Boiler 9.2 Final Check Lists (continued) Final check : Connecting the power supply • Please check that the power is 120V AC. • Have you checked the polarity of the electrical connection? Final check : Pressure relief valve • Have you installed an approved pressure relief valve on the boiler? • Is the pressure relief valve of CH Plumbing at least 1˝ in diameter? • Is the pressure relief valve of DHW Plumbing at least 3/4˝ in diameter? • Have you installed the pressure relief valve on the hot water outlet pipe near the Boiler? Final check : Burner flames • The burner flame must be checked periodically for a constant proper blue color. • If the flame does not appear normal, the burner may need to be cleaned. • If the burner needs to be cleaned, it must be performed by a qualified service technician. Sight Glass Blue flame SECTION 10. Parts List and Illustrations FTCW140 16 15 15 16 FT1894 18 19 20 23 29 31 25 26 28 IOM Ref IOM Ref 00003 00003 00002 15 15 16 00002 00025 00025 00065 16 18 18 19 00065 00028 00028 00010 19 20 20 23 00010 40007 40007 00062 23 25 25 26 00062 50050 50050 00028 26 28 28 29 00028 00248 00248 90175 29 31 31 A1 90175 00042 00042 00107 LAARS Heating Systems Page 76 A1 33 33 35 Kiturami Fire Tube Drawing Number List Kiturami Fire Tube Drawing Number List Part Number Description Description Part Number CASING FT1002 FT1002 FT1010 FT1010 FT1014 FT1014 FT1015 CASINGDuct Assembly Exhaust Exhaust Air IntakeDuct DuctAssembly Assembly Air Intake Duct Assembly Control Control Air pressure switch FT1015 FT1016 FT1016 FT1019 Air pressure switch Ignition transformer Ignition Panel transformer Display FT1019 FT1021 FT1021 FT1022 Display Panel Terminal Block Terminal Block Condensate Blockage, Air Pressure switch FT1022 FT1024 FT1024 FT1025 Condensate Display coverBlockage, window Air Pressure switch Display cover window Pressure gauge FT1025 FT1027 FT1027 FT1100 Pressure gauge Condensate trap cover Condensate trap cover DHW Hydro block Assembly FT1100 FT1517 FT1517 FT1519 DHW Outlet Hydro Pipe block Assembly DHW DHW nipple Outlet Pipe DHW Initials Initials Date Date Status Status S264100062 H850150050 Mascot FT Combination Boiler FTCW140 28 FT1024 29 IOM Ref 31 H199990175 H190200003 S419100042 A1 15 33 H190200002 S514100107 S115900025 S311200029 16 35 18 36 S264100065 S419100041 19 38 20 39 S122100010 S193000001 S900140007 S549100150 23 40 25 43 S264100062 S549100145 H850150050 S549100141 26 44 28 45 S325100028 S514100105 29 47 31 A2 S489100248 H199990176 H199990175 S419100040 A1 55 33 56 S419100042 S311200030 FT1025 Air Intake Duct Assembly DHW nipple Control Outlet sensor FT1015 FT1521 FT1016 FT1115 Air pressure switch DHW Inlet Pipe Ignition transformer Flow sensor FT1019 FT1116 FT1021 FT1119 Display Panel Mixing valve Terminal Block Flow restrictor FT1022 FT1120 FT1024 FT1121 Condensate Blockage, Air Pressure switch DHW filter mash Display cover window DHW filter Cap FT1025 FT1122 FT1027 FT1200 Pressure gauge DHW connector Condensate trapAssembly cover CH hydro Block FT1100 FT1526 FT1517 FT1219 DHW Hydro block Assembly CH return pipe DHW Outlet Pipe CH return sensor DHW Pump Inlet Pipe Flow sensor S317100009 S193000001 S549100166 S549100150 H140240002 40 60 43 62 FT1116 FT1304 FT1119 FT1306 47 65 A2 65-1 FT1122 FT1309 FT1200 FT1310 38 S514100105 S311400021 H199990176 S311400021 S419100040 H130210023 S311200030 S333100033 S549100155 S554100041 S419100039 55 H160320029 S322100020 S419100038 S549100166 H120420007 56 H140240002 S311200026 S311200027 S312100011 H130120199 S314200007 S311400021 S549100134 S311400021 S421200030 H130210023 S514100108 S333100033 S554100041 H160510020 S242100058 S322100020 S549100132 S419100038 CH Assembly A2 S551200026 H120420007 S311200026 S312100011 57 FT1120 FT1307 FT1121 FT1068 Exhaust DuctPipe Assembly DHW Outlet DHW 3-waynipple valve Outlet sensor CH supply pipe HEAT EXCHANGER ASSEMBLY 33 Mixing valve Exhaust Pipe Flow restrictor Exhaust sensor BK DHW filter mash sensor Exhaust overheat DHW filter Cap Assembly Heat Exchanger DHW Burnerconnector Assembly 40 CH hydro Assembly Over heatBlock Sensor FT1526 FT1313 FT1219 FT1315 CH return pipe Burner CH return sensor Igniter 59 68 FT1222 FT1321 Pump Air vent 69 60 70 FT1322 FT1304 FT1323 FT1306 FT1324 64 74 65 75 65-1 76 65-4 77 FT1220 FT1316 FT1527 FT1665 FT1307 FT1325 FT1068 FT1327 FT1309 FT1328 FT1310 FT1329 65-6 FT1313 FT1330 FT1315 65-7 83 65-8 83-1 FT1316 FT1405 FT1665 FT1406 68 83-2 69 83-3 70 85 71 85 72 FT1321 FT1409 FT1322 FT1716 FT1323 FT1412N FT1324 FT1412P FT1325 36 39 55 65-4 56 65-6 57 65-7 58 65-8 62 71 63 72 Initials FT1010 FT1519 FT1014 FT1112 FT1521 FT1222 FT1115 44 63 45 64 Pressure gauge CASING DHW Hydro block Assembly 38 59 39 S549100145 S311200027 S549100141 H130120199 Display cover Kiturami Fire window Tube Drawing NumberPage List77 FT1100 FT1002 FT1517 FT1519 FT1220 FT1112 FT1527 S311200029 S419100039 S419100041 H160320029 Condensate Blockage, Air Pressure switch Part Number Description FT1027 Condensate trap cover 35 57 36 58 S514100107 S549100155 59 FT1022 S325100028 KMC# S489100248 S223100028 S317100009 58 26 35 3-way Ignitor valve gasket CH supply Refractory pipe HEAT EXCHANGER ASSEMBLY CH supply upper pipe Exhaust Pipe DHW tank 43 Exhaust sensor BK Temperature sensor 44 Exhaust Low leveloverheat sensor sensor Heat Assembly FlameExchanger detector sensor 47 Burner Assembly 45 trap Condensate Over heat Sensor Condensate trap hose Burner Condensate trap connector Igniter DHW Assembly BLOWER & GAS VALVE Ignitor Blowergasket Assembly Refractory Blower Air vent Gas Mixer Housing, CH supply pipe O-Ring, Fanupper Sealing DHW Orificetank (natural) Temperature sensor Orifice (propane) Low level sensor A1 LAARS Heating Systems Page 78 FTCW140 Heat Exchanger & Tank 68 65-1 63 70 69 64 71 72 74 75 76 77 62 60 19100040 1200030 9100155 55 FT1526 CH return pipe FT1219 CH return sensor 56 FT Combination Mascot Boiler FT1220 3-way valve 57 Page 79 FT1527 CH supply pipe 58 FTCW140 Kiturami Fire Tube Drawing Number List 19100039 60320029 59 IOM Ref KMC# 49100166 H190200003 40240002 FT1222 Pump Description Part Number HEAT EXCHANGER ASSEMBLY Initials CASINGPipe Exhaust Exhaust sensor Duct Assembly Exhaust BK FT1304 FT1002 FT1306 FT1010 FT1307 FT1014 FT1068 FT1015 FT1309 FT1016 FT1310 FT1019 FT1313 FT1021 FT1315 FT1022 FT1316 FT1024 FT1665 FT1025 Air Intakeoverheat Duct Assembly Exhaust sensor Control Heat Exchanger Assembly Air pressure switch Burner Assembly Ignition transformer Over heat Sensor Display Panel Burner Terminal Block Igniter Condensate Blockage, Air Pressure switch Ignitor gasket Display cover window Refractory Pressure gauge 7033 FT1323 FT1517 DHW DHW tank Outlet Pipe 7135 FT1324 FT1519 60 Temperature DHW nipple sensor 7236 FT1112 FT1325 Outlet sensor Low level sensor S419100041 14200007 7438 FT1521 FT1327 DHW Inlet Pipe sensor Flame detector S317100009 49100134 S193000001 21200030 7539 7640 FT1115 FT1328 FT1116 FT1329 Flow sensor trap Condensate Mixing valve trap hose Condensate 7743 44 FT1119 FT1330 FT1120 Flow restrictor Condensate trap connector DHW filter mash 45 83 47 83-1 A2 83-2 55 83-3 56 85 57 85 58 86_1 59 86_2 FT1121 FT1405 FT1122 FT1406 FT1200 FT1409 FT1526 FT1716 FT1219 FT1412N FT1220 FT1412P FT1527 FT1728 FT1222 FT1415 86_3 60 86_4 62 FT1416 FT1304 FT1538 FT1306 Gas valvePipe Exhaust Gas valvesensor inlet adaptor Exhaust BK FT1418 FT1307 Gas valveoverheat BK Exhaust sensor 2190040 H130120199 86_5 63 8764 FT1419 FT1068 Gas (down)Assembly Heatpipe Exchanger S311400021 9100039 8865 FT1420 FT1309 Gas inletAssembly adaptor Burner 60 15 62 16 63 18 64 19 65 20 65-1 23 65-4 25 65-6 26 65-7 28 65-8 29 H190200002 11200027 S115900025 30120199 S264100065 11400021 S223100028 11400021 S122100010 30210023 S900140007 33100033 S264100062 54100041 H850150050 S325100028 22100020 S489100248 19100038 H199990175 20420007 S419100042 11200026 S514100107 S311200029 12100011 S549100150 14100108 S549100145 S549100141 60510020 S514100105 42100058 H199990176 9100132 64 1200026 S311200030 S549100155 S419100040 S419100039 45100008 H160320029 51200001 S549100166 H140240002 S311200027 6831 69A1 63 62 FT1321 FT1027 FT1322 FT1100 Date Air vent Condensate trap cover CH supply upper DHW Hydro blockpipe Assembly 65 65-1 65-4 BLOWER & GAS VALVE 65-6 Blower Assembly DHW connector Blower CH hydro Block Assembly 65-7 DHW filter Cap Housing, Gas Mixer CH return pipe O-Ring, Fan Sealing CH return sensor Orifice (natural) 3-way valve Orifice (propane) CH supply pipe Gas valve outlet adaptor Pump Gas valve O-Ring HEAT EXCHANGER ASSEMBLY S311400021 65-1 FT1310 Over heat Sensor H130210023 65-4 FT1313 Burner S333100033 65-6 FT1315 Igniter 65-8 Statu LAARS Heating Systems Page 80 FTCW140 Blower and Gas Valve 83 83-1 83 89 86-1 84 85 86-2 89 86-3 86-2 86-4 89 86-5 87 89 88 S311200026 71 FT1324 Temperature sensor FT1325 S312100011 72 Mascot FT Combination Boiler FT1327 S314200007 74 Low level sensor Condensate trap S549100134 75 FT1328 S421200030 76 FT1329 S514100108 KMC# 77 IOM Ref FT1330 H160510020 H190200003 S242100058 83 15 83-1 16 83-2 18 83-3 19 85 20 85 23 86_1 25 86_2 26 86_3 28 FTCW140 Condensate trap hose Kiturami Fire Tube Drawing Number List Condensate trap connector Part Number Description BLOWER & GAS VALVE CASING FT1405 Blower Assembly FT1002 FT1406 FT1010 FT1409 FT1014 FT1716 FT1015 FT1412N FT1016 FT1412P FT1019 FT1728 FT1021 FT1415 FT1022 FT1416 FT1024 Exhaust Blower Duct Assembly FT1418 FT1027 Gas valve BK Condensate trap cover FT1419 FT1100 Gas pipe (down) DHW Hydro block Assembly S419100042 S349100039 87 A1 88 33 FT1420 FT1517 Gas inlet adaptor DHW Outlet Pipe S514100107 S551100036 35 89 FT1519 FT1421 DHW nipple Packing S311200029 36 FT1112 Outlet sensorITEMS OPTIONAL S419100041 S323100096 38 90 FT1521 FT1500 DHW Inlet Pipe Pressure Relief Valve Flow sensor Outdoor Temp. Sensor H190200002 S549100132 S115900025 S551200026 S264100065 S223100028 S122100010 S345100008 S900140007 S551200001 S264100062 H850150050 S325100028 S489100248 S412190040 H199990175 S317100009 S319300014 S193000001 S114200020 S551100036 86_4 29 86_5 31 39 91 FT1538 FT1025 FT1115 FT1501 Air Intake Duct Assembly Housing, Gas Mixer Control O-Ring, Fan Sealing Air pressure switch Nozzle (natural) (natural, NG) Orifice Ignition transformer Orifice Nozzle (propane) (propane, LP) Display Panel Gas valve outlet adaptor Terminal Block Gas valve O-Ring Condensate Blockage, Air Pressure switch Gas valve Display cover window Gas valve inlet adaptor Pressure gauge 40 92 89 43 93 44 94 90 45 95 91 47 96 92 A2 97 93 55 98 94 56 99 95 57 100 96 58 FT1116 FT1502 FT1421 FT1119 FT1503 FT1120 FT1504 FT1500 FT1121 FT1505 FT1501 FT1122 FT1506 FT1502 FT1200 FT1507 FT1503 FT1526 FT1508 FT1504 FT1219 FT1509 FT1505 FT1220 FT1510 FT1506 FT1527 S114200021 97 59 98 FT1507 FT1222 FT1508 S531100297 S549100166 S182100094 H140240002 99 60 100 62 FT1509 FT1304 FT1510 FT1306 S311200027 63 FT1307 Exhaust overheat sensor H130120199 64 FT1068 Heat Exchanger Assembly S311400021 65 FT1309 Burner Assembly S311400021 65-1 FT1310 Over heat Sensor H130210023 65-4 FT1313 Burner S549100150 S511100118 S549100145 H990050007 S323100096 S549100141 S421200027 S319300014 S514100105 S549100149 S114200020 H199990176 S511100118 S531100247 S419100040 S114200021 H990050007 S311200030 S531100297 S421200027 S549100155 S182100094 S549100149 S419100039 S531100247 H160320029 Page 81 Flame detector sensor Mixing valve 3" Bird Screen Packing Flow restrictor Gas Reducing Coupling OPTIONAL ITEMS DHW filter mash Spare Parts Kit Valve Pressure Relief DHW filter Cap Condensate Hose Outdoor Temp. Sensor DHW connector Restrictor(5L) Bird Screen 3" CH hydro Block Assembly WallReducing Hung Bracket Gas Coupling CH return pipe Bird Screen 2" Spare Parts Kit CH return sensor Heat Exchanger Condensate HoseLong Bolt 3-way valve LPG Gas Nozzle 4.85mm Restrictor(5L) CH supply pipe Wall Hung Bracket Pump Bird Screen 2" HEAT EXCHANGER ASSEMBLY Heat Exchanger Long Bolt Exhaust Pipe LPG Gas Nozzle Exhaust sensor BK4.85mm Initials Date Page 82 FTCW199 FT1894 Page 83 The FT Series Wall Mounted, Combination Boiler FTCW199 KMC# H190200003 H190200002 S115900025 S264100065 S223100028 S122100010 S900140007 S264100062 H850150050 S325100028 S489100248 H199990175 S419100042 S514100107 S311200029 S419100041 S317100009 S193000001 S549100150 S549100145 S549100141 S514100105 H199990176 S419100040 S311200030 S549100155 S419100039 H160320029 S549100166 H140240002 S311200027 H130120199 S311400021 S311400021 H130210023 Kiturami Fire Tube Drawing Number List Part NumbeDescription NoRef aars Description IOM Part Number 1 B-3 15 B-5 16 B-6 18 B-8 19 B-10 B-13 20 B-15 23 15 25 15-1 26 15-2 28 15-3 15-4 29 15-5 31 15-6 A1 15-7 33 16 35 16-1 17 36 18 38 19 39 19-1 40 20 43 21 22 44 23 45 24 47 25 A2 26 55 27 28 56 29 57 30 58 31 59 32 33 34 60 35 62 36 63 37 64 No 65 2 65-1 3 65-4 4 FT1601 FT1614 FT1002 FT1544 FT1010 FT1719 FT1014 FT1545 FT1015 FT1534 FT1016 FT1547 FT1814 FT1019 FT1002 FT1021 FT1603 FT1022 FT1604 FT1024 FT1605 FT1025 FT1606 FT1607 FT1027 FT1608 FT1100 FT1609 FT1517 FT1800 FT1519 FT1611 FT1112 FT1321 FT1548 FT1521 FT1797 FT1115 FT1013 FT1116 FT1804 FT1119 FT1751 FT1801 FT1120 FT1752 FT1121 ST1006 FT1122 FT1014 FT1200 FT1795 FT1526 FT1020 FT1827 FT1219 FT1022 FT1220 FT1790 FT1527 FT1024 FT1222 FT1771 FT1055 FT1791 FT1304 FT1057 FT1306 FT1633 FT1307 FT1025 Casing S Initials Date (Green=Shared Part, Blue=175/199 Part) O-Ring P7 CASING M4*8 TH+Duct tapping Exhaust Assembly M4*10 FH+ tapping Air Intake Duct Assembly M4*10 TH+ tapping Control M4*10 Plat Head Air pressure switch M4*12 TH+ M/S Ignition transformer M4*16 TH+ tapping M4*20 TH+ tapping Display Panel Exhaust Vent Duct Ass'y Terminal Block Stainless band Φ100 Condensate Blockage, Air Pressure switch Exhaust packing Display vent coverduct window Exhaust Pressure gaugecap Exhaust testing O-Ring P85 trap cover Condensate Exhust adaptor DHW Hydro block Assembly O-Ring P75 DHW Outlet Pipe Air Inlet Duct Ass'y DHW Air inletnipple Duct Outlet sensor Air vent Air ventInlet rubber DHW Pipecap Gasket BK Flow sensor Safety valve rubber pad Mixing valve Air Pressure sensor Flow restrictor Control BK DHW filter mash Control Display (P-920C) Panel DHWBK filter Cap Ignition transformer DHW connector PCB(NGTX-920CP) CH hydro Block Assembly Bracket CH return pipe Power switch Terminal Blocks CH return sensor Condensate 3-way valveblockage, Air press switch Front cover CH supply pipe Display cover window Pump Intake/exhaust sealing pad HEATmount EXCHANGER ASSEMBLY Wall bracket (top) Casing ASS'Y Exhaust Pipe Wall mount bracket Exhaust sensor BK(lower) Wire adaptor Exhaust overheat sensor Pressure gauge FT1068 Heat Exchanger Assembly aars Part NumbeDescription FT1309 Burner Assembly FT1685 O-Ring P15Sensor FT1310 Over heat FT1643 O-Ring P16 FT1313 Burner FT1687 O-Ring P18 FT1751 ?? - Kiturami to confirm if item 21 FT1751 ?? - Kiturami to confirm if item 21 Block Ass’y (Green=Shared Part, Blue=175/199 Part) Page 84 FTCW199 DHW Assembly A1 CH Assembly A2 FT1024 31 Display cover window FT1055 33 Wall FT1790 30 Frontmount cover bracket (top) FT1771 32 Intake/exhaust sealing pad FT1791 34 Casing ASS'Y FT1024 31 Wall Mounted, Display cover window Page 85 The FT Series Combination Boiler FT1055 33 Wall mount bracket (top) FT1057 35 Wall mount bracket (lower) FT1771 32 Intake/exhaust sealing pad FT1791 34 Casing ASS'Y FT1633 36 Wire adaptor FT1055 33 Wall mount bracket (top) FT1057 Kiturami Tube Drawing Number List 35 Wall mountFire bracket (lower) FTCW199 FT1025 37 Pressure gauge FT1791 34 Casing ASS'Y FT1633 36 Wire adaptor Block Ass’y Initials Date FT1057 35 mount bracket (lower) PartNumber NumbeWall No Description Description KMC# IOM FT1025 37 RefaarsPart Pressure gauge (Green=Shared Part, Blue=175/199 Par FT1633 36 Wire adaptor Block Ass’y FT1685 2 P15 CASING aars FT1025 Part NumbeO-Ring No Description 37 Pressure gauge (Green=Shared Part, Blue=175/199 Par FT1643 315 P16 FT1002 O-Ring H190200003 Exhaust Duct Assembly Block Ass’y 2 O-Ring aars FT1685 Part NumbeDescription No FT1687 4 O-Ring P15 P18 (Green=Shared Part, Blue=175/199 Par FT1010 H190200002 16 Air Intake Duct Assembly FT1643 3 O-Ring FT1513 5 O-Ring P16 P20 FT1685 2 O-Ring P15 FT1014 O-Ring Control FT1687 4 P18 S115900025 18 FT1644 6 O-Ring FT1643 3 O-Ring P22 P16 FT1513 5 P20 switch FT1015 O-Ring Air pressure S264100065 19 FT1515 7 O-Ring FT1687 4 O-Ring P22A P18 FT1644 6 O-Ring P22 FT1516 FT1016 Ignition transformer 8 O-Ring S223100028 20 FT1513 5 O-Ring P25 P20 FT1515 7 O-Ring P22A FT1646 10 3/4" packing FT1019 O-Ring Display Panel FT1644 623 P22 S122100010 FT1516 8 O-Ring P25 FT1691 11 1" packing FT1515 7 P22A FT1021 O-Ring Terminal Block S900140007 25 FT1646 10 3/4" packing FT1208 12 Water flow FT1516 8 O-Ring P25sensor clip FT1022 1"Condensate Blockage, Air Pressure switch FT1691 11 packing S264100062 26 FT1107 13 Pipe clip FT1646 10 3/4" packing FT1208 12 flow sensor clip FT1024 Water Display cover window FT1108 H850150050 28 14 Pump clip FT1691 11 1" packing FT1107 13 Pipe clip FT1520 B-4 TH+ FT1025 M4*8 Pressure gauge clip S325100028 29 FT1208 12 Water flowM/S sensor FT1108 14 Pump clip FT1817 B-16 PH.PW+trap Selfcover Tapping FT1107 13 Pipe clip FT1027 M4*9 Condensate S489100248 31 FT1520 B-4 M4*8 TH+ M/S FT1805 38 DHW pipe FT1108 14 Pump clip H199990175 FT1100 DHW Hydro block Assembly A1Assembly FT1817 DHW A1 B-16 M4*9 PH.PW+ Self Tapping FT1518 39 DHW TH+ ‘T’ pipe FT1520 B-4 M4*8 M/S S419100042 FT1517 DHW DHWpipe Outlet Pipe FT1805 38 33 FT1519 40 DHW nipple Self Tapping FT1817 B-16 M4*9 PH.PW+ FT1518 39 pipe FT1519 DHW DHW‘T’ nipple FT1112 S514100107 35 41 Outlet sensor FT1805 38 DHW pipe FT1519 40 DHW nipple FT1806 42 inlet pipe S311200029 FT1112 DHW Outlet 36 FT1518 39 DHW ‘T’sensor pipe FT1112 41 Outlet sensor FT1115 43 Flow sensor FT1519 40 S419100041 FT1521 DHW DHWnipple Inlet Pipe 38 FT1806 42 DHW inlet pipe FT1116 44 Mixing valve FT1112 41 Outlet sensor S317100009 FT1115 Flow sensor 39 FT1115 43 Flow sensorblock FT1522 45 DHW FT1806 42 DHW inlet inlet pipe FT1116 S193000001 FT1116 Mixing valve 44 Mixing valve 40 FT1549 46 DHW inlet filter body FT1115 43 Flow sensor FT1522 45 DHW inlet block S549100150 FT1119 Flow restrictor FT1822 47 Flow restrictor 43 FT1116 44 Mixing valve FT1549 46 DHW inlet filter body FT1120 48 mash FT1120 DHW DHWinlet filter mash FT1522 45 DHW inlet block S549100145 44 FT1822 47 Flow restrictor FT1121 49 Cap FT1549 46 DHW inlet filter S549100141 FT1121 DHW DHWfilter filter Capbody 45 FT1120 48 DHW inlet mash FT1122 50 DHWrestrictor nipple FT1822 47 Flow S514100105 FT1122 DHW DHWfilter connector 47 FT1121 49 Cap FT1121 51 Return block cap FT1120 48 DHW inlet mash FT1122 50 DHW nipple H199990176 FT1200 CH hydro Block Assembly A2 FT1523 52 Return block FT1121 49 DHW filter Cap FT1121 51 Return block cap FT1526 CH S419100040 FT1524 ‘R’ clipreturn 55 CH53 Assembly A2 FT1122 50 DHW nipplepipe FT1523 52 Return block FT1525 54 Pressure gauge FT1219 Return CH return sensor FT1121 51 block capclip S311200030 56 FT1524 53 ‘R’ clip FT1215 55 CH return, supply connector FT1523 52 FT1220 Return 3-wayblock valve S549100155 57 FT1525 54 Pressure gauge clip FT1216 56 CHclip filter FT1524 53 S419100039 FT1527 ‘R’ CH supply pipe connector FT1215 55 CH return, supply 58 FT1217 57 U Clip FT1525 54 Pressure gauge clip FT1216 56 filter FT1222 CH Pump H160320029 59 FT1807 58 CH return pipe FT1215 55 CH return, supply connector FT1217 57 U Clip FT1219 59 CH return sensor HEAT FT1216 56 CH filterEXCHANGER ASSEMBLY FT1807 58 CH return pipe FT1220 60 3way S549100166 FT1304 U Exhaust FT1217 57 ClipvalvePipe 60 FT1219 59 CH sensor FT1808 61 CH return supply pipe FT1807 58 return pipe FT1306 CH Exhaust sensor BK H140240002 62 FT1220 60 3way valve FT1798 62 Pump (topsensor case+bk) FT1219 59 CH return FT1307 CH Exhaust sensor S311200027 FT1808 61 supply overheat pipe 63 Heat Exchanger & Tank FT1220 60 3way valve aars Part Numbe No Description FT1798 62 Pump (top case+bk) FT1068 Heat Exchanger Assembly H130120199 (Green=Shared Part, Blue=175/199 Par 64 FT1808 61 CH supply pipe Heat Exchanger & Tank FT1644 6 p22 FT1309 Burner Assembly S311400021 Part NumbeO-Ring No Description 65 aars FT1798 62 Pump (top case+bk) (Green=Shared Part, Blue=175/199 Par FT1646 10 3/4" Packing FT1310 O-Ring Over heat Sensor S311400021 Heat Exchanger & Tank 65-1 FT1644 6 p22 aars FT1691 Part NumbeDescription No 11 1" Packing (Green=Shared Part, Blue=175/199 Par FT1313 3/4" Burner H130210023 FT1646 10 Packing 65-4 FT1062 B-1 M3*6 PH+ M/S FT1644 6 O-Ring p22 FT1691 11 Packing FT1315 1" Igniter S333100033 FT1063 65-6 B-2 M4*8 BH+ tapping FT1646 10 3/4" Packing FT1062 B-1 M3*6 PH+ M/S Page 86 FTCW199 Heat Exchanger & Tank C# 0200003 0200002 5900025 4100065 3100028 2100010 0140007 4100062 0150050 5100028 9100248 9990175 9100042 4100107 1200029 9100041 7100009 3000001 9100150 9100145 9100141 4100105 9990176 9100040 1200030 9100155 9100039 0320029 57 U Clip FT1807 58 CH return pipe 59 Series FT1219 CH return sensor The FT Wall Mounted, Combination Boiler FT1220 60 3way valve FT1808 61 CH supply pipe FTCW199 FT1798 62 B-17 20 B-18 23 B-19 25 B-21 26 63 28 64 29 65 31 66 A1 67 68 33 69 35 70 36 71 38 72 39 73 74 40 75 43 76 44 77 45 77-1 47 77-2 77-3 A2 77-4 55 77-5 56 77-6 57 77-7 58 77-8 77-9 59 78 9100166 No 60 0240002 N-2 62 B-4 63 B-9 64 B-22 65 79 65-1 80 1200027 0120199 1400021 1400021 0210023 3100033 4100041 Kiturami Fire Tube Drawing Number List Pump (top case+bk) PartNumber NumbeDescription No RefaarsPart Description IOM 6 10 15 11 16 B-1 18 B-2 19 B-6 81 65-4 82 65-6 83 65-7 84 65-8 84-1 FT1644 FT1646 FT1002 FT1691 FT1010 FT1062 FT1014 FT1063 FT1015 FT1719 FT1016 FT1816 FT1820 FT1019 FT1815 FT1021 FT1818 FT1022 FT1306 FT1024 FT1784 FT1025 FT1307 FT1027 FT1823 FT1100 FT1825 FT1517 FT1813 FT1793 FT1519 FT1809 FT1112 FT1794 FT1521 FT1324 FT1115 FT1325 FT1116 FT1669 FT1327 FT1119 FT1069 FT1120 FT1792 FT1121 FT1796 FT1122 FT1760 FT1200 FT1824 FT1838 FT1526 FT1763 FT1219 FT1663 FT1220 FT1310 FT1527 FT1764 FT1826 FT1222 FT1783 Heat Exchanger & Tank Date Status Initials (Green=Shared Part, Blue=175/199 Part) O-Ring p22 CASING 3/4" Packing Exhaust Duct Assembly 1" Packing Air Intake Duct Assembly M3*6 PH+ M/S Control M4*8 BH+ tapping Air pressure switch M4*10 TH+ tapping Ignition transformer M5*10 TH+ M/S M5*12 BH+ tapping Display Panel M5*12 BH+ M/S Terminal Block M4*13.5 Wrench Bolt + Spring Washer + Condensate Flat Washer Blockage, Air Pressure switch Exhaust Is item 63 or 64 Kiturami Part Number H140240002 Displaysensor cover BK window Exhaust-adaptor Pressure gauge Exhaust sensor Condensate trap cover Exhaust pipe DHW Hydro blockpacking Assembly Inner pipe_bottom DHW Outlet Stainless bandPipe Need Kiturami Part Number Is item 63 or 64 Kiturami Part Number H140240002 DHW BK DHWtank nipple CH supply pipe Outlet sensor (top) DHW tank ASS'Y DHW Inlet Pipe Temperature sensor Flow sensor Low level sensor Mixing valveBK Photo sensor Photo Flowsensor restrictor Photo sensor cover DHW filter mash Heat exchanger ASS'Y DHW filter Cap Burner ASS'Y DHW case(top) connector Burner CH hydro Block Assembly Burner gasket Burner CH return pipe Igniter CH return sensor Igniter gasket 3-way valve Overheat sensor CH supply pipe Burner case (bottom) Refractory Pump FT-175W thru FT-199W Condensate trap ASS'Y HEAT EXCHANGER ASSEMBLY aars Part NumbeDescription FT1304 Exhaust Pipe FT1306 FT1074 FT1779 FT1307 FT1076 FT1068 FT1819 FT1309 FT1769 FT1310 FT1770 FT1313 FT1081 FT1082 FT1315 FT1772 FT1316 FT1799 FT1665 FT1803 Page 87 Exhaust M5 NUT sensor BK M4*8 TH+ overheat M/S Exhaust sensor M4*12 M/S Assembly Heat PH+ Exchanger M5*15 Wrench Bolt + Flat Washer Burner Assembly Fan guide Over heat Sensor Damper packing Burner body Damper Fan rubber pad Igniter Fan guide packing Ignitor gasket Fan ASS'Y Refractory Fan Fan & Gas Valve (Green=Shared Part, Blue=175/199 Part) Page 88 FTCW199 Blower and Gas Valve FT1824 77-3 Burner gasket FT1838 77-4 Burner FT1763 Igniter Combination Boiler Page 89 The FT77-5 Series Wall Mounted, FT1663 77-6 Igniter gasket FT1310 77-7 Overheat sensor FTCW199 FT1764 77-8 Burner case (bottom) FT1826 77-9 Refractory FT-175W thru FT-199W Kiturami Fire Tube Drawing Number List FT1783 78 Condensate trap ASS'Y Status Date FanInitials & Gas Valve Description MC# IOM PartNumber NumbeDescription No RefaarsPart (Green=Shared Part, Blue=175/199 Part) CASING FT1074 N-2 M5 NUT FT1002 M4*8 FT1779 B-4 TH+ Duct M/S Assembly 190200003 15 Exhaust FT1076 B-9 PH+ Duct M/S Assembly FT1010 M4*12 190200002 16 Air Intake FT1819 B-22 M5*15 Wrench Bolt + Flat Washer FT1014 Control 115900025 18 FT1769 79 Fan guide FT1015 Air pressure switch 264100065 19 FT1770 Damper packing 80 FT1016 Damper Ignitionbody transformer 223100028 20 FT1081 81 FT1019 Fan Display Panel FT1082 82 rubber pad 122100010 23 FT1772 83 guide packing FT1021 Fan Terminal Block 900140007 25 FT1799 84 Fan ASS'Y FT1022 Condensate Blockage, Air Pressure switch 264100062 26 FT1803 84-1 Fan FT1024 Display cover window 850150050 28 ST1038 84-2 Fan sealing O-ring FT1025 AGM Pressure gauge 325100028 29 FT1773 84-3 VENTURI FT1774 84-4 O-ring trap cover FT1027 AGM Condensate 489100248 31 FT1775 84-5 AGM BODY 199990175 FT1100 DHW Hydro block Assembly A1 FT1603 85 Stainless band Ø100 419100042 FT1517 DHW Outlet Pipe 33 FT1812 86 Air intake hose FT1519 DHW nipple 514100107 35 FT1777 87 stainless Ø89 311200029 FT1112 AirOutlet 36 FT1821 88 intakesensor orifice FT1778 419100041 FT1521 Gas DHW Inlet Pipe 89 valve ASS'Y 38 FT1728 89-1 valve outlet 317100009 FT1115 Gas Flow sensor 39 FT1727 89-2 Gas valve O-ring 193000001 FT1116 Mixing valve 40 FT1750 89-3 Gas valve 549100150 FT1119 Flow restrictor 43 FT1779 89-4 Gas valve BK FT1120 1/2" DHW filter mash FT1421 549100145 44 90 Packing FT1780 91 549100141 FT1121 Orifice DHW (natural) filter Cap 45 FT1802 91 Orifice (propane) 514100105 FT1122 DHW connector 47 FT1810 92 Gas pipe (up) 199990176 FT1200 CH hydro Block Assembly A2 FT1811 93 Gas pipe (down) FT1526 CH return pipe 419100040 55 FT1087 94 Gas inlet nipple 11200030 56 FT1219 CH return sensor 49100155 57 FT1220 3-way valve 419100039 58 FT1527 CH supply pipe 160320029 59 FT1222 Pump HEAT EXCHANGER ASSEMBLY 549100166 60 FT1304 Exhaust Pipe 140240002 62 FT1306 Exhaust sensor BK 311200027 63 FT1307 Exhaust overheat sensor 130120199 64 FT1068 Heat Exchanger Assembly 311400021 65 FT1309 Burner Assembly 311400021 65-1 FT1310 Over heat Sensor 130210023 65-4 FT1313 Burner 333100033 65-6 FT1315 Igniter 554100041 65-7 FT1316 Ignitor gasket Notes: For Product and Service VIDEOS H2372800E Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement. Customer Service and Product Support: 800.900.9276 • Fax 800.559.1583 20 Industrial Way, Rochester, NH, USA 03867 1706 Document 1318E
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