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Owner's Manual
®
AIR COMPRESSOR
Belt Drive, Electric
25 and 27 Gallon
Model No. 921.16475
Model No. 921.16474
CAUTION:
• Safety Instructions
Before using this product, • Installation & Operation
read this manual and follow
• Maintenance & Storage
all its Safety Rules and • Troubleshooting Guide
• Parts List
Operating Instructions.
• Espa_ol, p. 17
• Fran_:ais, p. 29
Sears Brands Management Corporation, Hoffman Estates, IL 60179 U.S.A.
www.craftsman.com
3/16/2010
Part No. 200-2792
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i_:_:]|: Co]_[a_o]_/ i :__/ l_'_ WARRANTY ....................................... 2 Checking the Oil ................................ 9 SPECIFICATION CHART ............................ 2 Changing the Oil ................................ 9 SAFETY GUIDELINES ............................. 3-4 Belt Tension and Pulley Alignment ............... 9-10 GLOSSARY OF TERMS ............................. 4 Replacing or Cleaning the Check Valve ............. 10 OVERVIEW .......................................
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Thefollowing information relates toprotecting YOUR SAFETY andPREVENTING EQUIPMENT PROBLEMS. Tohelp yourecognize thisinformation, weusethefollowing symbols. Please read themanual andpayattention tothese sections. __ - A POTENTIAL HAZARD THAT WILL CAUSE SERIOUS INJURY OR LOSS OF LIFE. _L_- A POTENTIAL HAZARD THAT COULD CAUSE SERIOUS INJURY OR LOSS OF LIFE. __ - A POTENTIAL HAZARD THAT MAY CAUSE MODERATE INJURY OR DAMAGE TO EQUIPMENT. RISK OF FIRE OR EXPLOSION. Never spray flammable liquids in a co
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kvlv/-'1 r,,1 _II_[-e "] RISK TO HEARING. Always wear hearing protection when using an air compressor. Failure to do so may result in hearing loss. The power cord on this product contains lead, a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. NOTE: ELECTRICAL WIRING. Refer to the air compressor's serial label for the unit's voltage and amperage requirements. Ensure [hat all wiring is done by a licensed electrici
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BASIC AIR COMPRESSOR COMPONENTS A The basic components of the air compressor are the electric B i , motor, pump, pressure switch and tank (see Fig. 1). i D The electric motor (see A) powers the pump. The electric motor is equipped with an overload protector to help prevent possible motor burnout. If the motor becomes overheated, the overload protector will shut itdown. Should this occur, allow the motor to cool for 10-15 minutes, then press (never force) the motor reset switch to restart the mot
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Pressure Switch (see A) This switch turns on the compressor. It is operated manually, but when in the ON position, it allows the compressor to start up or shut down automatically, without warning, upon air demand. ALWAYS set this switch to OFF when the compressor is not B being used, and before unplugging the compressor. Pressure Relief Valve (see B) If the pressure switch does not shut down the motor when pressure reaches the preset level, this valve wilt pop open automatically to prevent over
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product is properly grounded. Do not modify the plug provided; if ELECTRICAL WIRING it will not fit the outlet, have the proper outlet installed by a licensed electrician. Refer to the air compressor's serial label for the unit's voltage and amperage requirements. Use a dedicated circuit Fig. 5 For best performance and reliable starting, the air ""- Grounded Outlet compressor must be plugged into a dedicated circuit, as Box close as possible to the fuse box or circuit breaker. The compressor wil
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4. Open the petcock (see F) to allow moisture to drain from BREAK-IN OFTHEPUMP the tank. 1. Check theoillevel inthepump (see "Checking theOil"inthe maintenance section). __Escaping air and moisture can 2. Turn thepressure switch totheOFFposition (see C). propel debris that may cause eye injury. Wear safety 3. Open thepetcock (see F).Turninthecounterclockwise goggles when opening petcock. direction. __Escaping air and moisture can propel debris that may cause eye injury, Wear safety goggles when
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ADJUSTING DRIVE BELT TENSION MAINTENANCE __ RISK OF INJURY. This unit starts __ To avoid personal injury, always shut off and unplug the compressor and relieve all air pressure automatically. ALWAYS shut off the compressor, from the system before performing any service on the air remove the plug from the outlet, and bleed all pressure from the system before servicing the compressor. compressor, and when the compressor is not in use. Regular maintenance will ensure trouble-free operation. Do not
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PULLEY ALIGNMENT Compressor may yaw from one shown Motor ,_IL_RISK OF INJURY. This unit starts Motor automatically. ALWAYS shut off the compressor, bolts remove the plug from the outlet, and bleed all pressure from the system before servicing the compressor, and when the compressor is not in use. Do not use the unit with the shrouds or belt guard removed. Serious injury could occur from contact with moving parts. To check pulley alignment, remove the belt guard and place a straightedge (see A) a
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CLEANING THE AIR FILTER A dirty air filter wilt reduce the compressor's performance and life. To avoid any internal contamination of the pump, the filter should be cleaned frequently, and replaced on a regular basis. Felt filters should be cleaned in warm, soapy water, rinsed, and allowed to air dry before reinstaltation. Paper filters should be replaced when dirty. Do not allow the filter to become filled with dirt or paint. If the filter becomes filled with paint, it should be replaced. Direct
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Note: Troubleshooting problems may have similar causes and solutions. PROBLEM POSSIBLE CAUSE SOLUTION Excessive current draw Low voltage/motor overload Check that power supply is adequate and that compressor is on a trips circuit breaker or dedicated circuit. If using extension cord, try using without. If motor reset switch compressor is connected to a circuit protected by a fuse, use dual element time delay fuses (Buss Fusetron type "T" only). Drive belt too tight Readjust belt tension. Restric
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Horizontal tank (25 Gal) El tanque horizontal R6servoir horizontal Vertical tank (27 Gal) El tanque vertical R6servoir vertical -6 1_ 10 Item Part No. Qty Articulo NQm / P Cant Article No / P Qte Description Descripci6n Description Man6metro (incluye los Interrupteur (inclut les 1 034-0228 1 Switch, pressure (includes #ems 9-11) articulos 9-11) #l#ments 9-11) 2 019-0270 1 Regulator Regulador Regulateur Enchufe Prise 3 N/A 1 Plug, 1/8"X 5/16" (27 gal vert) Enchufe Prise or N/A 1 Plug, 1/4" (25 ga
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_J3B 17 i3 1 13F 14 200-2792
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Item Part No. Qty Articulo Num / P Cant Article No / P Qte Description Descripcion Description Protector Garant 1 125-0151 1 belt guard, outer Tornillo Vis 2 N/A 5 Screw, #10-14 Chaveta Cle 3 146-0016 1 Key Polea Poulie 4 006-0009 1 Pulley Correa Courroie 5 007-0013 1 V-Belt, 4L-510 Vis d'arr6t 6 N/A 2 Setscrew, 5/16"-18 Tornillo fajador Amonestadora escritura de la etu 7 098-2856 1 Label, warning D'avertissement etiquette Perno Boulon 8 N/A 5 Bolt, 5/16-18 x 112" Protector Garant 9 125-0152 1 b
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130 Pump Assy Pump Specifications Weight-39 Ibs. Oil Capacity (approx.)-18 oz. Sequence #'s 1, 2, 3, 4, 5, 6, 7 Min. RPM-700 &8 Max, RPM-1200 Torque to 220-300 Ibs-in ® ®® Max. Ambient Temp-104°F (40°C) # De Secuencia 1, 2, 3, 4, 5, 6, 7y8 ® @® ® ] Torsi6n hasta 24,6 - 33,9 N-m Sequence De Serrage Des Head Bolt Torque Sequence Boulons 1,2, 3, 4, 5, 6, 7 et 8 Secuencia De Los Demos serrez _ un couple compris entre Del Cabeza 24,6 a 33,9 N°m Sequence De Serrage Des Boulons A Tate 24 Torque to 150-
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130 Pump Assy Item Part No. Qty Description Descripci6n Description Articulo Nem / P Cant Article No/P @6 1 059-0144 Tornillo Vis 8 Screw, 5/16-18 x 2.50" lg 2 054-0112 Jeu d'anneaux 1 Ring set Juego de anillos 3 048-0065 2 Piston assembly Conjunto de pist6n Ensemble du piston 4 047-0091 Varilla 2 Rod, 130 pump Tige 5 051-0043 Roulement 1 Bearing Cojinete 6 046-0149 1 Gasket Joint Empaquetadura Portador, incluye los articulos 5 y Support, inclut les #l#ments 5 et 045-0053 Carrier, includes items
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GARANTIA ....................................... 18 Verificaci6n del nivel de aceite .................... 25 CUADRO DEESPECIFICACIONES ................... 18 Cambio de aceite .............................. 25 PAUTAS DESEGURIDAD ........................ 19-20 Tensi6n de ta correa y alineaci6n de ta polea ...... 25-26 GLOSARIO DETERMINOS ......................... 20 Substituyendo o timpiando la valvulade cheque ....... 26 RESUMEN GENERAL .............................. 21 Limpieza del fittro de air
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Lainformaci6n quesigue serefiere alaprotecci6n deSUSEGURIDAD y taPREVENCION DEPROBLEMAS DEL EQUIPO. Como ayuda parareconocer estainformaci6n, usamos lossiguientes simbolos. Leaporfavor elmanual ypreste atenci6n aestas secciones. A _1--==_"_J'__ UN POSIBLE RIESGO QUE CAUSARA LESIONES GRAVES O LA PleRDIDA DE LA VIDA. ___ V-'Im_vj=lt,t/=l_[@]P'-'l - UN RIESGO POTENCIAL QUE PODRIA PROVOCAR GRAVES LESIONES O MUERTE. __ I'-.]t,_l=[@}'-'_.l[_[I]_ll - UN RIESGO POTENCIAL QUE PODRIA PROVOCAR LESIONES LEV
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RIESGO AL SENTIDO DEL OiDO. Siempre use protectores auditivos cuando use un compresor de aire. Si no 1ohace podria sufrir perdida de la audiciSn. El cable de energia de este producto contiene plomo, un elemento quimico que segQn el Estado de California puede producir cancer y malformaciones de nacimiento u otros )roblemas de reproducci6n. Lavese las manes despues de utilizarlo. NOTA: CABLEADO ELECTRICO. Refierase al r6tulo del nQmero de serie del compresor de aire para conocer los requerimientos
