Craftsman 921 16639 Owners Manual
921166390 921166390 CRAFTSMAN AIR COMPRESSOR - Manuals and Guides L0520344 View the owners manual for your CRAFTSMAN AIR COMPRESSOR #921166390. Home:Tool Parts:Craftsman Parts:Craftsman AIR COMPRESSOR Manual
CRAFTSMAN Air compressor Manual L0520344 CRAFTSMAN Air compressor Owner's Manual, CRAFTSMAN Air compressor installation guides
921.166390 L0520344
2015-01-05
: Craftsman Craftsman-921-16639-Owners-Manual-160163 craftsman-921-16639-owners-manual-160163 craftsman pdf
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Owner's Manual AIR COMPRESSOR 7-gallon 1 HP Oil Lubricated Model No. 921.1 CAUTION: Before using this product, read this manual and follow all its Safety Rules and Operating Instructions. Sears, www Roebuck sears 5/2C_2005 Pam NO E101434 corn and Co., Hoffman • • • • • • Safety Instructions Installation & Operation Maintenance & Storage Troubleshooting Guide Parts List EspaSol, p. 10 Estates, IL 60179 U.S.A. TABLE OF CONTENTS Page Warranty ............................................................. See Below Safety Symbols ........................................................... 1 Important Safety Instructions & Guidelines ..................................... 1 Specifications ............................................................ 2 Glossary ................................................................ 2 Duty Cycle .............................................................. 2 Parts & Features ......................................................... 3 Installation & Assembly .................................................... 4 Operating Procedures ..................................................... 5 Maintenance ............................................................. 6 Storage 6 ................................................................ Troubleshooting Guide ..................................................... 7 Exploded View ........................................................... 8 Parts List ............................................................... 9 Espafiol ................................................................ 10 ONE YEAR FULL WARRANTY ON CRAFTSMAN AIR COMPRESSOR tf this Craftsman Air Compressor fails due to a defect in materiel or workmanship within one year from the date of purchase, RETURN ITTO ANY SEARS STORE OR PARTS AND REPAIR CENTER OR OTHER CRAFTSMAN OUTLET IN THE UNITED STATES FOR FREE REPAIR. If this Craftsman Air Compressor is used for commercial or rental purposes, this warranty applies for only g0 days from the date of purchase. This warranty gives you specific legal rights and you may also have other rights which vary from state to state. Sears, Roebuck and Co., Dept. 817WA, Hoffman Estates, IL 60179 Safety Symbols The information listed below should be read and understood by the operator. This information is given to protect the u_er while operating and storing the air compressor.We util_e the symbols below to allow the reader to recognize imeortant infermation about their safety Indicates an imminentty hazardous situation which, if net avoided, will result in death or serious injury. Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. Indicates a potentially hazardous situation which, if net avoided, could result in death or serious injury, When used without the safety alert symbol indicates a potentialiy hazardous s[tu_L_enwinch, if not avoided, may result in property damage, Important • Save Safety Instructions and Guidelines all instructions Improper operation or maintenance of this product could result in serious injury and/or property understand all of the warnings and safety instructions provided before using this equipment. damage. Read and The air compressor should be operated on a dedicated 15 amp circuit. If the circuit does not have 15 free amps available, a larger circuit must be used. Always use more air hose beiore utilizing extension cords. A!l extension cords used must be 12 gauge with a maximum length ol 25 ft. The circuit fuse type must be a time delay Low voltage could cause damage to the motor. Risk of Moving Parts If the air compressor is in operation, all guards and covers should be attached or installed correctly. If any guard or cover has been damaged, do not operate the equipment until the proper personnel has correctly repaired the equipment. The power cord should be free ef any moving parts, twisting and!or crimping while in use and while in storage. Risk of Burns There are sudaces on your air compressor that while in operation and thereafter can cause serious burns if touched. The equipment should be allowed time to cool before any maintenance is attempted Items such as the compressor pump and the outlet tube ere normally hot during and after operation. Risk of Falling Operation ot the air compressor should always be in a position that is stable. Never use the air compressor on a rooftop or elevated position that could allow the unit to fal! or be tipped over. Use additional air hose for elevated jobs. i Risk from Flying Objects Always wear ANSI Z87.1 approved safety glasses with side shields when the air compressor is in use. Turn off the air compressor and drain the air tank before performing any type of maintenance or disassembly of the hoses or fittings. Never point any nozzle or sprayer toward any part of the body or at other people or animals. L"np_ant Safely Instructions Risk of Breathing Risk of Electrical Shock Risk of Explosion or Fire Risk of Bursting & Guidelines Avoid using the air compressor in confined areas. Always have adequate space (12 inches) on all sides of the air compressor. Also keep children, pets, and others out of the area of operation. This air compressor does not provide breathable air for anyone or any auxiliary breathing device. Spraying matedaTwill always need to be in another area away from the air compressor to net allow intake air to damage the air compressor fitter, Never utilize the air compressor in the rain or wet conditions. Any electrical issues or repairs should be performed by authorized personnel such as an electrician and should comply with all national and local electrical codes. The air compressor should also have the proper three prong groundirig plug, correct voltage, and adequate fuse protection. Never operate the compressor near combustible materials, gasoline or solvent vapors. If spraying flammable materials, locate the air compressor at least 20 feet away from the spray area. Never operate the air compressor indoors or in a confined area. Always drain the air compressor tank daily or after each use. If the tank develops a leak, then reptace the air compressor. Never use the air compressor after a leak has been found or try to make any modifications to the tank. Never modify the air compressor's factory settings which control the tank pressure or any other function. Specifications Pump .......................... Oil-lube direct drive Motor ........................... 1.0 HP (Induction) Bore ....................................... 1.65_ Stroke ...................................... 126" Voltage Single Phase ....................... 120 VAC Minimum Circuit Requirement ................ 15 Amps Air Tank Capacity ......................... Cut-in Pressure ............................. Cut-out Pressure ........................... SCFM @ 90 PSI................................ Oil Capacity ......................... Oil Type ......................... 7 Gallons 95 PSI 125 PSI 24 90 mL or 3 oz. SAE 30 Non-detergent Glossary CFM: Cubic feet per minute. SCFM: Standard cubic feet per minute; a unit of measure for air delivery. PSIG: Pounds per square inch gauge; a unit of measure for pressure. ASME: American Society of Mechanical Engineers. California Code: Unit may comply with California Code 462 (I) (2)/(U) (2). Cut-In Pressure: The air compressor will automatically start to refill the tank when the pressure drops below the prescribed minimum. Cut-Out Pressure: The point at which the motor stops when the tank has reached maximum air pressure, Code Certification: Products that bear one or more sf the following marks: UL, ULc, ETL, CSA, have been evaluated by OSHA-certified independent safety laboratories and meet the applicable Underwriters Laboratories Standards for Safety. Duty Cycle This is a 50% duty cycle air compressor. Do not run the air compressor more than 30 minutes of one hour. Doing so could damage the air compressor. 2 Parts & Features See figures below for reference. Provides clean air to the pump and must always be kept free of debris. Check on a da!ly basis or Airbefore Intake each Filteruse. J _! Regulator | k Gauge Indicates the outgoing air pressure to the toot and is controlled by the regulator. Tank Pressure Gauge Indicates the reserve 0 -- Oil Fill Cap _-- Oil Sight Gauge Pressure _ressure "_ air pressure in the tank. Switch This controls the power to the motor and also the cut-in/cut-cut pressure settings. This switch I serves as the Auto-OnfOff positions for the unit, J I Relief Tube Pressure Relief Valve The pressure relief valve, located on the side of the pressure switch, is designed to automatically release compressed air when the air compressor reaches cut-out pressure. The released air should on}y escape momentarily and the valve should then close. J Outlet Tube Tank Safety Valve Used to allow excess tank pressure to escape into the.atmosphere. This valve should only open when the tank pressure is above the maximum rated pressure. Regulator The air pressure coming from the air tank is controlled by the regulator. To increase the pressure, turn the knob clockwise and to decrease the pressure turn the knob counterclockwise. ! Used to drain condensation from the I Tank air tanK. Drain Located Valve at bottom of tank. J Offers a quick release Quick Connect air hose. feature Ior attaching and removing When the pump is not in operation, the valve closes to retai Check Valve inside the tank. An internal component. nl air pressure 3 the 1 Installation & Assembly Getting Started-Location of the Air Compressor The air compressor should always be located in a clean, dry, and well ventilated environment. The unit should have at minimum, 12 inches of space on each side. The air intake filter should be free of any debris or obstructions. Check the air filter on a daily basis to be sure it is clean and in working order. Grounding Instructions This product must be grounded. In the event of an electrical short circuit, grounding reduces the dsk of electric shock by providing an escape route for the electric current. This product is equipped with a cord having a grounding wire with an appropriate grounding plug. (See the figure below.) The piug must be plugged into an outlet that is property installed and grounded in accordance with all local codes and ordinances. Check with a qualified electrician or service personnel if these instructions are not completely understood or if in doubt as to whether the toot is properly grounded. The air compressor shouid be turned off, unplugged from the power source, the air bled from the tank and the unit allowed time to cool before any maintenance is performed. Personal injuries could occur from moving parts, electrical sources, compressed air or hot surfaces. The quick connect assembly must be attached before use. Failure to assemble correctly could result in leaks and possible injury. If unsure of assembly instructions or you experience difficulty in the assembly please call our toll free number for assistance. Installing Wheels The wheels and handle do not provide adeguate clearance, stability or support for pulling the unit up and down stairs or steps. The unit must be lifted or pushed up a ramp. It may be necessary to brace or support one end of the air compressor when attaching the wheels, because it will have a tendency to tip. .. . r_.-_FS:> , I /// " ]*_l-_._I Grounded ,f.Outlet Grounding Pin c ... , "% Improper installation of the grounding plug wil! result in a risk of electric shock. If repair or replacement of the cord or plug is necessary, do not connect the grounding wire to either fiat blade terminals. Check with a qualified electrician or serviceman if the grounding instructions are not completely understood, or if in doubt as to whether the product is properly grounded Do not modify the plug provided; if it will not fit the outlet, have the proper outlet installed by a qualified electrician. This product is for use on a circuit having a nominal rating of 120 volts and is factory-equipped with a specific electric cord and plug to permit connection to a proper electric circuit. Make sure that the product is connected to an outlet having the same configuration as the plug. No adapter should be used with this product If the product must be reconnected for use on a different type of electric circuit, qualified service personnel should make the reconnection. Extension Cords Use only s 3-wire extension cord that has a 3-blade grounding plug, end a 3-slot receptacle that will accept the plug on the product. Make sure your extension cord is in good condition. When using an extension cord, be sure to use one heavy enough to carry the current your product will draw. Cords must not exceed 25 feet and No. 12 AWG size must be used. An undersized cord will cause a drop in line voltage resulting in toss of power and overheating. Break In Procedures No break in procedure is required by the user. This product is factory tested to ensure proper operation and pedormance. Items Needed For Assembly 1gram or adjustable wrench for shoulder bolt • 17mm er adiustable wrench for nylon lock nut Install one shoulder bolt, washer, and one nut for each wheel using bolt hales provided in the wheel bracket. The shoulder bolt will install from the outside of the wheel through the top hole in the wheel bracket. Tighten securely with the washer and nut positioned on the inside of the wheel bracket. Assembly 1. Remove air compressor, manual, air filter assembly, and accessories from packaging. 2. Remove the plastic plug from the compressor intake port. (seediagrambelow) 3. Install the filter in the compressor intake port. (see diagram below) 4. Remove the oil fill cap from the crankcase and fill until the oil reaches the top of the red dot in the sight glass. Oil capacity is 3 oz. (seebelow)Use SAE-30 non-detergent (API CG/CD heavy duty motor oil). Under extreme cold weather conditions use SAE-t 0 weight oil. 5. Replace the oil cap. \ [ Estimated AssembtyTime: Approximately5 minutes 4 Operating Procedures Daih/Start-Up Procedures t. Set the Auto-OnlOff lever to the Off position, 2. Inspect the air compressor, air hose, and any accessories/toots being used for damage or obstruction. If any at these mentioned items ere in need of repair/ replacement, contact your local authorized service dealer before use, 3. Close the drain valve. 4. Check the oil level of the pump. 5, Connect the air hose to the quick connect socket on the regulator assembly by inserting the quick connect plug on the air hose into the quick connect socket. The quick connect socket collar will snap forward and lock the plug into place providing an air tight sea! between the socket and plug, To release the air hose push the collar beck on the quick connect socket. 6. Plug the power cord into the proper receptacle. 7. Turn the Auto-OnfOfl lever to the On-Auto position and the compressor will start and build air pressure in the tank to cut-out pressure and then shut off automatically. 8. Adjust the regulator to a PSi setting that is needed for your application and be sure it is within the safety standards required to perform the task. If using a pneumatic tool, the manufacturer should have recommendations in the manual for that particular tool on operating PSI settings. 9. The air compressor is now ready for use. The following inflation and cleaning accessories packaged with this unit should only be operated at maximum pressure of 90PSI: blow gun, rubber-tapered nozzle, inflation needles, adapter, and blow gun adapter. ® Daily Shut-Down Procedures 1. Set the Auto-On/Off lever to the Off position. 2, Unplug the power cord from the receptacle. 3. Set the outlet pressure to zero on the regulator. 4. Remove any air tools or accessories, When draining the tank, always use ear and eye protection, Drain the tank in a suitable location; condensation will be present in most cases of draining. 5. Open the drain valve allowing air to bleed from the tank After all of the air has bled from the tank, close the drain valve to prevent debris buildup in the valve, When draining the tank, always use ear and eye protection. Drain the tank in a suitable location; condensation will be present in most cases of draining. Water that remains in the tank during storage will corrode and weaken the air tank which could cause the tank to rupture. To avoid serious injury, be sure to drain the tank after each use or daily. Maintenance NOTE: Any service procedure not covered in the maintenance schedule should be performed by qualified service personnel. Before each use or daity Items to Check./Ohanga The air compressor should be turned off, unplugged from the power source, air bted from the tank and allowed time to cool before any maintenance is performed. Chock Tank Safety Valve X Overall Unit Visual Check X Check Air Filter X Drain Tank X Check Power Cord for Damage X after first 50 hours Change Oil To ensure efficient operation and longer life of the air compressor unit, a routine maintenance schedule shoutd be followed. The following schedule is geared toward a consumer whose compressor is used iRa normal working environment on a daily basis. Check Oil Level after every i00 hours X Storage For storing the air compressor, be sure to do the following: 1. Turn the unit off and unplug the power cord from the receptacle. 2. Remove all air hoses, accessories, and sir tools from the air compressor. 3. Perform the daily maintenance schedule. 4 Open the drain valve to bleed all air from the tank. 5. Close the drain valve. 6. Store the air compressor Notes in a clean and dry location. Troubleshooting _The Guide air compressor should be turned off and unplugged from the power source before any maintenance is performed as welt as the air bled from the tank and the unit allowed time to cool Personal injuries could occur from moving parts, electrical sources, compressed air, or hot surfaces. PROBLEM POSSIBLE CORRECTION Air leaks at the check valve A defective check valve results in a constant air leak at the pressure relief valve when there is pressure in the tank and the compressor is shut off. Drain the tank, or at the pressure relief vaive, then remove and clean or replace the check valve. Air leaks between head and Be sure of proper torque on head bolts, if leak remains, contact a service technician. cylinder. Air leak from safety valve. Operate the safety valve manually by pulling on the ring. If the valve continues to leak when in the closed position, it should be replaced. Pressure reading on the If there is an excessive amount of pressure drop when the accessory is used, regulated pressure gauge replace the regulator. drops when an accessory is used. NOTE: Adjust the regulated pressure under flow conditions (while accessory is being used), It is normal for the gauge to show minimal pressure loss during initial use of the tool. Excessive tank pressure. Move the Auto-On/Off lever to the Off position. from the power source and contact Motor will not start. a service It the unit doesn't Make sure power cord is plugged in and the switch is on. Inspect for the proper size fuse in your circuit box. If the fuse was tripped, repeated Excessive moisture discharge air. shut off, unplug it technician. in the tripping reset it and restart the unit. If occurs, replace the check valve or contact a service technician Remove the water in the tank by draining after each use. High humidity environments will cause excessive condensation. Utilize water filters on your air line. NOTE: Water condensation is not caused by compressor malfunction. Be sure the compressor's air output is greater than your tool'e air consumption rate. Air leaks from the tank body Never ddfl into, weld or otherwise or tank welds. rupture or explode. Compressor compressor. modify the air tank or it will weaken. The tank can cannot be repaired. Discontinue use of the air Air Compressor Model 921,166390 Exploded View 2 22 Air Compressor Model 921.166390 Parts List / I PARTDSSCRIP_I_ Screw, socket head, M6 x 1.0 x 34)ram Wash_r,Lock,6rnm O_ndar head 1 2 E1002271 3 4 !E100809 F'_r',9,90 De_,3/8' NPT X 3/8" Compression 5 1 Housinq.Air intakeRltar,Die Cast EID0435! 1 Elek'_Br_Air Fiitar 6 7 E101178 1 Om,erTAJrFilter B 2 Gasket, head 9 Valve plate 10 Valve,Reed 11 2 GaskeL,Vatve platte 12 2 Gasket_CylindehUpper 13 5101113 OyUndorJD 42ram X H 85rnm 14 Screw,SHOS,M6 X 1.0 X 20 mm 15 Gasket,Cylinder ,Lower !6 Motor 17 Nut, M6 X 1.0 !8 3 E_nt_c I Ig 3 PistonAssemb_ 20 3 Pang,Scraper 21 3 Pang,Compression 22 2,6 E_affle,Rubber 23 E139357 6 Oil Fill Cap 24 6 O-rtn_ 2ram X 13.5 mm ID 25 6 Cover,CranP.case 26 :_crew,Hex F-3angeHead,M5 X 0.8 X 15 mm 27 4,6 iSea_,Oi!Si.qht Gauge 25 4,6 Gau_e,Oil Sight 2g SCr_w,SNOSrM8X 1_25X 16ram 3O Washer.Lock 8mm 31 =WashorrFletrSrrlm 32 iNuLHox,MB X 1.25 33 8 \lut,Compression,3/8" 34 5 :errul_,Comp,-_s_)st 3_" 35 8 tube,Outlet 36 E100898 ICh_k Valve 37 7 IF_rrule,Comprgssion, 1/4" 38 7 NutiCompresslon, ll4" 39 7 Pressure Re of Tube QT" 8 1 I I I I 1 2 2 1 1 1 5 I I 1 1 I I 2 1 t 1 1 8 1 1 4 B 10 5 2 2 1 I 2 2 1 I PA_T_ /K_ I PARTDESCRIPTION QTY, I I 43 41 42 I I Tank Nut,Max,M10 X 1.25 Wa$her,Fl_ 1Dram I 2 2 _Whe_l,P..edHub IBolt,Shoulder,M10X125X 45ram IBOK.He_,M8X 1.25 X 3_ram 43 44 45 45 E101353 E10149 Ilsolator,Rubber 2 2 I 1 47 45 49 50 E10_81 E1013401 I E1009571 Drain Valve , Power Cord, le23 X 6,ST Nipple, 114"NPT X 13" pressure switch 1 1 I 1 51 52 E1003941 E100Z0S ! ',Valve,Safety IPr_sur_Gau_te,2",200PSI 1 1 IReduletorlNippie' 1!4" NPT X 1= 11 IPTessure Gauge,1 _'_O0 PS IOouplarrQuiok-connoct Isc_,,,4Hex Rondo Hsad.M5 X 0 5 X 10ram IShroud,Plas_c ]BolLH=..z_M8X 1.25 X 25ram IHandle IRivet Nut, SerratedpM8 X 1.25 IHandgdp IManual I I 8 1 4 1 4 1 1 I E1002401 5453 E100059 55 E!00Dg3 56 I 57 I 58 E1011371 5£ I 80 I 5 61 I 62 E1014g0 5 k_ oh=w,E!01433 I I I Not=:Only :omponcttswitha listsd paW_ numberare available.Desoffptb_sare Ipr°vided forre_renc_ only. The _t # columndenotes_qecompons,-_being offered as part ofa kit. I_d No. Par_ No. I Description; Referen_ Numbers 1 2 3 4 5 E101179 Ilntake fi_r Id_ 5,6,7 EI0Og59 3_sket kit; B, 11, 12, 15, 22 Et03251 P_ton kit;,15, 1g, 20,21 E10D055 S_ht _auoe k_, 27, 28 E!01492 NandieKit; BO,62 6 7 8 E101332 Crank_-"asecover k3_ 22, 23, 24, 25, 27, 28 E101430 Pressure re ett_be Idt; 37,38,39 E101429 IOuffet tube kit: 33, 34, 35 I Contenido P_gina Garant_a esta pagina Sfmbolos de seguridad .................................................... 11 Instrucciones y pautas de seguridad importantes ................................ 11 Especificaciones .......................................................... 12 Glosario ................................................................ 12 Cicio de trabajo .......................................................... 12 Partes y caracter[sticas .................................................... 13 Instalaci6n y ensamblaje ................................................... 14 Procedimientos de operaci6n ................................................ 15 Manter_imiento ........................................................... 16 Almacenamiento .......................................................... 16 DiagnSstico y oorrecci6n de fallas ............................................ 17 Lista de partes ....................................................... GARANTIA DE UN AI_O PARA EL COMPRESOR 9 DE AIRE CRAFTSMAN Si este compresor de aire Craftsman !lega a fallar debido a un defecto de manufactura o de materiales en un plaza de un aSo, desde la fecha de compra, DEVUELVALQ A LATIENDA U A OTRO CENTRO CRAFTSMAN O CENTRO DE SERViCIOY PARTES SEARS EN LOS ESTADOS UNIDOS MAS CERCANO para que sea reparado sin ningdn cargo. Si este compresor de aire Craftsman se usa con fines comerciales o de renta, esta garantra Onicamente se apliea por 90 dfas a partir de la fecha de compra, Esta garant[a le da derechos legaies aspec[ficos; adem&s, es posible que usted tenga otros derechos, los cuales var[an seg6n el estado. Sears, Roebuck and Co., Dept. 817WA, Hoffman Estates, IL 60179 10 Sfmbolos comunes de seguridad E! operador debe leer y entander la informaciPn descrita a continuaeiPn. Esta informaciPn se ofrese pars proteger al usuario al oparar y almacenar el eompresor de aire. Los s[mbolos siguientes son los que se utilizan para indicar sl lector informaciPn que es importante pars su seguridad Ir_dica una situaciPn de riesgo inminente que, al no protegerse, proveoara tesiones graves oia muerte. Indies una situaoiPnpotencialmentepeligrosaqua, de no evitarse,podria provocarlesiones menoreso moderadas. Indies una situaciPn potenclalmeme p_hgrosa qua, al no protegerse, podria provocar lesiones graves o la muerte. Cuandono aparezca sin ei simbolo de alerts de saguridad, esto quiere decir que hay una situaci6n potenciatrnente peiigrosaqua, al no protegerse,podria causer defies materiales. lnstrucciones y pautas de seguridad importantes • Guarcle redes las instru¢ciones • La operaeiPn y el mantenimiento inadeeuados de este products pueden provecar }esionas graves y da_es materiales. Antes de utilizer este equips, lea y entienda los advertencias e instrucciones de segurided aqu[ eontenidas. El compresorde aJrese debe operar desde un circuits especial de 15 amperios. Si el circuits no disDenede una capacidad de 15 amperios,sa debe user un circuits de mayor capacidad.Si as neceeario,antes de amplest una e×tensiPnelPctrica,afiada uha manguerede aire m&slarge. Las extensiones electricasdeben set de calibre 12 y tenor una Iongitudm_
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