Smith Cast Iron Boilers Series 28A Users Manual

Series 28A to the manual 03dd55d9-2cf3-4c5c-8268-25335f236ff7

2015-02-05

: Smith-Cast-Iron-Boilers Smith-Cast-Iron-Boilers-Series-28A-Users-Manual-535752 smith-cast-iron-boilers-series-28a-users-manual-535752 smith-cast-iron-boilers pdf

Open the PDF directly: View PDF PDF.
Page Count: 28

Scroll down to view the document on your mobile browser.
SERIES 28AGAS OR OIL BOILERINSTALLATION & OPERATINGINSTRUCTIONSWESTCAST, INC.260 NORTH ELM STREET WESTFIELD, MA 01085TEL. (413) 562-9631 FAX (413) 562-3799DESIGNED AND TESTED ACCORDING TO A.S.M.E. BOILER AND PRESSUREVESSEL CODE, SECTION IV FOR A MAXIMUM ALLOWABLE WORKING PRESSUREOF: 15 PSI STEAM OR 80 PSI WATER.WARNING: If the information in this manual is not followed exactly, a fire or explosionmay 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 ofthis 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 neighbor’s phone. Follow the gas supplier’s instructions.• If you cannot reach your gas supplier, call the fire department.Installation and service must be performed by a qualified installer, service agency orthe gas supplier.INSTALLER, THESE INSTRUCTIONS TO BE AFFIXED ADJACENT TO THE BOILER.CONSUMER, RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE PURPOSES.FOR JACKET ASSEMBLY AND BURNER SET UP SEE SEPARATE INSTRUCTIONS.TO INSTALLERREAD THESE INSTRUCTIONS CAREFULLY. THEY WILLSAVE YOU VALUABLE TIME WHEN ASSEMBLING THE BOILER.28A-IOM-7In Canada: 5211 Creekbank Road, Mississauga, Ont. L4W 1R3 (905) 625-2991 Fax (905) 625-6610MEA#273-89-E
Page 2 SERIES 28A BOILER INSTALLATION AND OPERATION INSTRUCTIONSCONTENTSBefore You Start .................................................page 2Boiler Ratings & Capacities................................page 2Boiler Location ...................................................page 2Combustion Air & Ventilation ..............................page 3Chimney & Vent Pipe Connections ....................page 4Common Vent Systems ......................................page 6Boiler Assembly ................................................ page 7General Piping Requirements ..........................page 14Water Boiler Piping ..........................................page 15Steam Boiler Piping..........................................page 18Burner Installation ............................................page 21Electrical Wiring ...............................................page 22Boiler Operation .............................................. page 22Boiler Checking & Adjustment..........................page 23Boiler Maintenance ..........................................page 23Repair Parts .....................................................page 25Health Warnings .......................................... back coverBEFORE YOU STARTThis manual covers the assembly, installation, operationand maintenance of a Series 28A low pressure steamor hot water boiler.The 28A Series boilers are supplied completely knockeddown for field assembly, knocked down but with anassembled block or as complete factory assembledpackaged boilers. All boiler components should beinspected for damage upon receipt. Any damage shouldbe immediately reported to the trucker or wholesaler. Allboiler components should be stored in a clean dry area.To obtain the safe, dependable, efficient operation andlong life for which this boiler was designed, theseinstructions must be read, understood and followed.The Series 28A boilers have been design certified byCSA. Each unit has been constructed and hydro-statically tested for a maximum working pressure of 15psi for steam, 80 psi for water, in accordancewith Section IV of the A.S.M.E. Boiler and PressureVessel Code for cast iron boilers.All aspects of the boiler installation must conform to therequirements of the authority having jurisdiction, or, inthe absence of such requirements, to the National FuelGas Code, ANSI Z223.1/NFPA 54-latest revision or tothe Installation of Oil Burning Equipment, ANSI/NFPA31.Where required by the authority having jurisdiction, theinstallation must conform to the Standard for Controlsand Safety Devices for Automatically Fired Boilers,ANSI/ASME CSD-1.In Canada, the installation must be in accordance withthe requirements of CAN/CGA B149.1 or .2, InstallationCode for Gas Burning Appliances and Equipment.In the Commonwealth of Massachusetts the installationof a gas burner must be performed by a licensedplumber or gas fitter.The owner should maintain a record of all service workperformed with the date and a description of the workdone. Include the name of the service organization forfuture reference.Direct all questions to your Smith Cast Iron Boilerdistributor or contact the Smith Customer ServiceDepartment. Always include the model and serialnumbers from the rating plate of the boiler in question.BOILER RATINGS & CAPACITIESBefore undertaking the installation of the 28A Seriesboiler check the boiler rating plate to ensure that theboiler has been sized properly for the job. The “NetI=B=R Ratings” specify the equivalent amount of directcast iron radiation that the boiler can supply undernormal conditions. Also ensure that the boiler has beenset up for the type of fuel available at the installationsite.BOILER LOCATION1. Locate the boiler in an area that provides goodaccess to the unit. A minimum distance of 6 in,0.15m must be maintained between the boilerand combustible construction. Servicing mayrequire the removal of jacket panels so serviceclearances should be maintained. Allow a minimumclearance of 3 ft, 0.9 m between adjacentconstruction and the left side, front and smoke hood.A minimum clearance of 2 ft, 0.6 m should bemaintained between adjacent construction and theright side and back of the boiler. Accessibilityclearances should take precedence over minimumclearances to combustible construction, Figure 1.2. An optimum site will be level, central to the pipingsystem, close to a chimney and have adequatefresh air for combustion.3. The boiler should be installed on a level, flat,concrete floor or pad that is structurally sound andwill support the weight of the boiler. If a concretepad is used it must be at least 2" thick. Never installthe boiler on a concrete floor or pad that containswires, cables, water pipes or hoses. This boiler isdesigned for non-combustible floors!

Navigation menu