Craftsman 917.378350 Owner's Manual
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Craftsman 917.378350 Owner's Manual

Rotary lawn mower 6.25 horsepower power-propelled 21" rear discharge
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Owner's Manual
JCRAFTSMAN'J
ROTARY LAWN MOWER
6.25 Horsepower
Power-propelled
21" Rear Discharge
Model No.
917.378350
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this equipment
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.
Visit our Craftsman website:www.sea rs.com/crafts man

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  • Page 1 ROTARY LAWN MOWER 6.25 Horsepower Power-propelled 21" Rear Discharge Model No. 917.378350 CAUTION: Read and follow all Safety Rules and Instructions before operating this equipment Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A. Visit our Craftsman website:www.sea rs.com/crafts man...
  • Page 2 Warranty service is available by returning the Craftsman power mower to the nearest Sears Service Center/Department in the United States. This warranty applies only while this product is used in the United States.

  • Page 3: General Operation

    I.GENERAL OPERATION • Always wear safety goggles or safety glasses with side shields when • Read, understand, and follow all instructions on the machine and in the operating mower. II. SLOPE OPERATION manual(s) before starting. Be thor- oughly familiar with the controls and Slopes are a major factor related to slip the proper use of the machine before and fall accidents which can result in...

  • Page 4: Lawn Mower Maintenance

    • Never run a machine inside a closed • Stop and inspect the equipment if you area. strike an object. Repair, if necessary, • Never make adjustments or repairs before restarting. with the engine (motor) running. • Never attempt to make wheel height Disconnect the spark plug wire, and adjustments...

  • Page 5: To Remove Lawn Mower From Carton

    Read these instructions and this manual HOW TO SET UP YOUR LAWN in its entirety before you attempt to MOWER assemble or operate your new lawn TO UNFOLD HANDLE mower. IMPORTANT: This lawn mower is IMPORTANT: Unfold handle carefully as not to pinch or damage control cables. shipped WITHOUT OIL OR GASOLINE 1.
  • Page 6 KNOW YOUR LAWN MOWER READ THIS OWNER'S MANUALAND ALL SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER. Compare the illustrations with your lawn mower to familiarize yourself with the location of various controls and adjustments. Save this manual for future reference. These symbols may appear on your lawn mower or in literature supplied with the product.

  • Page 7: Drive Control

    TO ADJUST CUTTING HEIGHT The operation of any lawn mower can result in foreign Raise wheels for low cut and lower objects thrown into the wheels for high cut, adjust cutting height eyes, which can result in to suit your requirements. Medium severe eye damage.

  • Page 8: Before Starting Engine

    TO EMPTY GRASS CATCHER GASOLINE • Fill fuel tank to bottom of tank filler 1. Lift up on grass catcher using the frame handle. neck. Do not overfill. Use fresh, clean, 2. Remove grass catcher with clippings regular unleaded gasoline with a from under lawn mower handle.

  • Page 9: To Stop Engine

    MULCHING MOWING TIPS 1. To start a cold engine, push primer three (3) times before trying to start. IMPORTANT: For best performance, Use a firm push. This step is not keep mower housing free of built-up usually necessary when starting an grass and trash.

  • Page 10: General Recommendations

    .A,.TENANOE SO.EDULE O.PL T _RVICE DATES REGULAR SERVICE i Check for Loose Fasteners Clean/Inspect Grass Catcher (If Equipped) Clean Lawn Mower (Power-Propelled Mowers) Clean Under Drive Cover Check drive belt/pulleys (Power-Propelled Mowers) Check/Sharpen/Replace Blade I_ 3 Lubrication Chart Clean Battery/Recharge (Electric Start Mowers / E iCheck Engine Oil Level...

  • Page 11: Product Specifications

    PRODUCT SPECIFICATIONS Serial number: Date of purchase: Gasoline capacity / type: 1.5 quarts (unleaded regular) Oil type (API-SF-SJ): SAE 30 (above 32°F); SAE 5W-30 (below 32°F) Oil capacity: 20 ounces Spark plug (gap: .030") Champion RJ19LM or J19LM Blade bolt torque: 35-40 ft.

  • Page 12: Grass Catcher

    NOTE: Although multi-viscosity oils GRASS CATCHER (5W30, 10W30 etc.) improve starting in ° The grass catcher may be hosed with cold weather, these multi-viscosity oils water, but must be dry when used. will result in increased oil consumption • Check your grass catcher often for when used above 32°E Check your damage or deterioration.
  • Page 13 AIR FILTER MUFFLER Your engine will not run properly and may Inspect and replace corroded muffler as it be damaged by using a dirty air filter. could create a fire hazard and/or dam- Replace the air filter every 100 hours of age.
  • Page 14 TO REMOVE DRIVE BELT 1. Remove drive cover. Remove belt from gearcase pulley by pushing down on pulley and rolling belt off it. 2. Turn lawn mower on its side with air filter and carburetor 3. Remove blade, 4. Remove debris shield. 5.
  • Page 15 CARBURETOR IMPORTANT: Never tamper with the engine governor, which is factory set for Your carburetor has a non-adjustable proper engine speed. Overspeeding the fixed main jet for mixture control. If your engine above the factory high speed engine does not operate properly due to setting can be dangerous.

  • Page 16: Troubleshooting

    • Never use engine or carburetor cleaner Pull starter handle slowly a few times to distribute oil. products in the fuel tank or permanent damage may occur. Replace with new spark plug. • Use fresh fuel next season. OTHER NOTE: Fuel stabilizer is an acceptable •...
  • Page 17 TROUBLESHOOTING - See appropriate section in manual unless directed to a Sears Service Center. CAUSE CORRECTION PROBLEM Poor cut - 1. Worn, bent or loose blade. 1. Replace blade. 13ghten blade bolt. uneven 2. Set all wheels at same 2. Wheel heights uneven. height.
  • Page 18 GARANTiA LIMITADA DE DOS AI_IOS PARA LA SEGADORA A MOTOR CRAFTSMAN Por dos (2) aSos, a partir de la fecha de compra, cuando esta Segadora Craftsman mantenga, lubrique y afine seg6n las instrucciones para la operaci6n y el mantenimiento en el manual del duefio, Sears reparara gratis todo defecto en el material y la mano de obra.
  • Page 19 II. OPERACION SOBRE LAS CUESTAS I. OPERACION Los accidentes ocurren con m_s frecuencia • Antes de empezar, debe familiarizarse en las cuestas. Estos accidentes ocurren completamente con los controles y el uso debido a resbaladas o caidas, las cuales correcto de la maquina. Para esto, debe leer pueden resultar en graves lesiones.

  • Page 20: Mantenimiento

    • Nunca haga funcionar una maquina dentro • Pare e inspeccione el equipo si le pega a un de un area cerrada. objeto. Rep_lrelo, si es necesario, antes de hacerlo arrancar. • Nunca haga ajustes o reparaciones mientras el motor este en marcha •...
  • Page 21 Lea estas instrucciones y el manual COMO PREPARAR SU SEGADORA completamente antes de tratar de montar u PARA DESDOBLAR EL MANGO operar su segadora nueva. IMPORTANTE: Despliegue el mango con IMPORTANTE: Este cortacesped viene SIN mucho cuidado para no pellizcar o dafiar los ACEITE O GASOLINA en el motor.
  • Page 22 LEA ESTE MANUAL DEL DUEI_IO Y LAS REGLAS DE SFGURIDAD ANTES DE OPERAR SU SEGADORA. Compare las ilustraciones con su segadora para familiarizarse con la ubicaci6n de los diversos controles y ajustes. Guarde este manual para referencia en el futuro. Estos simbolos pueden apareser sobre su segadora o en la literatura proporcionada con el producto.
  • Page 23 CORTE PARA AJUSTAR LA ALTURA segadora puede hacer que Levante las ruedas para el corte bajo y baje salten objetos extraSos clentro las ruedas para el corte alto., ajuste la altura La operaci6n de cualquier .de sus ojos, Io que puede de corte para que se acomode a sus producir daSos graves en estos.
  • Page 24 AGREGUE GASOLINA PARA VACIAR EL RECOGEDOR ClaSPED • Llene el estanque de combustible hasta ta parte inferior del cuello de relleno del Levante el recogedor de c_sped usando el estanque de gasolina. No to !lene mango del bastidor. demasiado. Use gasolina regular, sin Remueva el recogedor de c_sped, con los plomo, nueva y limpia con el minimo de 87 recortes, de debajo del mango de la...
  • Page 25 CONSEJOS PARA SEGAR Para hacer arrancar un motor frio, empuje el cebador tres (3) veces antes de ACOLCHAR tratarlo. Empuje firmemente. Este paso IMPORTANTE: Para obtener el mejor normalmente no es necesario cuando se rendimiento mantenga la caja de la segadora hace arrancar un motor que ya ha estado sin acumulacion...
  • Page 26 PROGRAMA DE MANTENIMIENTO __c. 4"/_/_/"__.J_"_ ./'/O_J_ .,.,_ _._, O_ _._ _" LLE°E ASFEC.ASA MEO.O. RevJsar si hay sujetadores sueltos Limpiar/inspeccionar el recogedor de c_sped (si viene equipado) Limpiar la segadora Limpiar dobajo de la cubierta de la trans- mision (segadoras con poder propulsor) sadas (segadoras con poder propulsor) Revisar 1as correas y las poleas impul* Reviser o/afilar/carnbiar la cuchilla...

  • Page 27: Especificaciones

    ESPECIFICACIONES DEL PRODUCTO NOmero de serie: Fecha de compra: Capacidad y tipo de gasolina: 1.5 cuartos (regular sin plomo) Tipo de aceite (API-SF-SJ): SAE 30 (sobre 32°F);SAE 5W-30 (debajo 32°F Capacidad de aceite: 20 onzas Bujia (abertura: .030") Champion RJ19LM o J19LM Torsi6n del perno de la cuchilla:...
  • Page 28 RECOGEDOR DE ClaSPED AVlSO: A pesar de que los aceites de • Et recogedor de c_sped puede set rociado multiviscosidad (5W30, 10W30, etc.) mejoran el arranque en clima fr(o, estos aceites de con el agua de la manguera pero tiene que multiviscosidad van ha aumentar el consumo...
  • Page 29 FILTRO DE AIRE SILENCIADOR Su motor puede sufrir averfas y funcionar Inspeccione y cambie el silenciador si esta manera incorrecta con un filtro del aire sucio. corroido puede producir un peligro de incendio Sustituir el papel del cartucho una vez al abe o y/o dafio.
  • Page 30 PARA REMOVER LA CORREA DE IMPULSI(_N Remueva la cubierta de la impulsi6n. Remueva la correa empujando hacia abajo en la polea de la caja de engranajes. Haga descansar la segadora en su lado con el filtro de aire y el carburador mirando hacia arriba.
  • Page 31 CARBURADOR IMPORTANTE: Nunca manipule el regulador del motor, el que ha siclo ajustado en la f,_brica Su carburador tiene un chorro principal fijo no para la velocidad del motor adecuada. Puede ajustable para controlar la mezcla. Si su motor no esta funcionando en forma adecuada ser peligroso hacer funcionar el motor a una...
  • Page 32 del agujero de la bujia en el cilindro. • Nunca use los productos para limpieza del carburador o del motor en el estanque de Tire la manilla de arranque lentamente combustible pues se pueden producir unas cuantas veces para distribuir el aceite.
  • Page 33 SOLUCI(_N DE PROBLEMAS - Vea la seccion apropiada en el manual amenos que estd dirigido a un centro de servico Sears. PROBLEMA CAUSA CORRECCI_N Mal corte- 1. Cuchilla desgastada, doblada 1, Cambie la cuchilla. Apriete el o suelta. disparejo perno de la cuchilla. 2.

  • Page 34: Service Notes

    SERVICE NOTES...
  • Page 35 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378350 GEAR CASE ASSEMBLY-- PART NUMBER 176293 PART DESCRIPTION 17490416 Tapping Screw 1/4-20 x 1-1/4 175248X(X)4 Engagement Bracket 137053 Shifter 57072 Seal 48373 Gear Case Halves Kit (Includes Key Numbers 4 and 7)
  • Page 36 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378350...
  • Page 37 Engine Pulley 917 33313 Clipping Deflector (Available in Service Dept. only) 87677 Hi-Pro Key #505 71 33623 Gas Can Engine, Craftsman, Model Number 71 33500 Fuel Stabilzer 143.026200 (See Breakdown) 71 33000 SAE 30W Oil (20 oz.) 150406 Hex Head Thread Rolling Srew 3/8-16 x 1-1/8...
  • Page 39 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378350 K_'Y PART PART DESCRIPTION DESCRIPTION 179681 Drive Cover Control Cable Assembly 175065 751152 Locknut #10-24 132010 Hex Flange Nut 158755 Hex Washer Head Screw 1/4-20 x 2.12 137052 Drive Pulley 175436...
  • Page 40 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.026200 151A IC 275- 309A 311A "306...
  • Page 41 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.026200 PART PART DESCRIPTION DESCRIPTION 37465 29752 Nut & Lock Washer, 1/4-28 Cylinder (Includes Key Numbers 6201 Screw, 1/4-26 x 7/8" 2, 20 and 150) 26756 26727 Dowel Pin • Carburetor To Intake Pipe Gasket...
  • Page 42 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143,026200 \20A PART DESCRIPTION 631615 Throttle Shaft & Lever Assembly 631767 Throttle Return Spring 631184 * Dust SealWasher 631183 * Dust Seal Throttle Shutter 640070 * Shutter Screw 650506 631807 Fuel Fitting 651025 Screw, Throttle Crack/Idle Speed...
  • Page 43 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.026200 PART DESCRIPTION 590694 Recoil Starter 590599A Spring Pin (Includes Key #4) 590600 Washer 590696 Retainer 590601 Washer 590697 Brake Spnng 590698 Starter Dog 590699 Dog Spring 590700 Pulley & Rewind Spring Assembly 590695A Starter Housing Assembly...
  • Page 44 Get it fixed, at your home or ours! For repair of major brand appliances in your own home... no matter who made it, no matter who sold 1-800-4-MY-HOME ® Any_me, dayornight (1-800_) (U.S.A. and Canada) www,gear_com wwwJ_e_.ca For repair of carry-inproducts like vacuums, lawn equipment, and electTonics, c all for the nearest Sears Parts and Repair Center.

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