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Craftsman 37763 Owner's Manual

6.75 horsepower 21" rear discharge power propelled electric start rotary lawn mower
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Owner's Manual
CRAFTSMAN +
6.75 HORSEPOWER
21" REAR DISCHARGE
POWER PROPELLED
ELECTRIC
START
ROTARY LAWN MOWER
Model No.
917.377631
•
Safety
•
Assembly
•
Operation
•
Maintenance
•
Espa_ol
•
Repair Parts
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this equipment
Sears, Roebuck
and Co., Hoffman Estates, IL 60179

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Summary of Contents for Craftsman 37763

  • Page 1 Owner's Manual CRAFTSMAN + 6.75 HORSEPOWER 21" REAR DISCHARGE POWER PROPELLED ELECTRIC START ROTARY LAWN MOWER Model No. 917.377631 • Safety • Assembly • Operation • Maintenance • Espa_ol • Repair Parts CAUTION: Read and follow all Safety Rules and Instructions...

  • Page 2: Power Mower

    • shafts arld, the failure to tained in the owner's manual. Warranty service is available by returning the Craftsman power mower to the nearest Sears Service Center/Department this product is in use in the United States. This Warranty gives you specific legal rights, and you may also have other rights which vary from state to state.

  • Page 3: Operation

    • Check fuel tank before starting engine. Do not fill gas tank indoors, when the engine is running or when the engine is hot. Allow the engine to cool for several minutes before filling the gas tank. Clean off any spilled gasoline before starting the engine.
  • Page 4 Theseaccessories wereavailable whenthislawnmowerwasproduced.They ar_so available at mostSearsretailoutletsandservicecenters.MostSears repair partsfor you, when you providethe model number of your lawn mower. Some of these accessories may not apply to your lawn mower. LAWN MOWER PERFORMANCE CUPPING DEFLECTOR FOR REAR DISCHARGE LAWN MOWERS...

  • Page 5: To Install Attachments

    3-position Handle adjustment bracket TO INSTALL ATTACHMENTS Your lawn mower was shipped ready to be used as a mulcher. To convertto4N_jgirlg or discharging: • Open rear door and remove mulcher plug. Store mulcher plug in a safe Mowing place.
  • Page 6 Compare the illustrations with your lawn mower to familiarize yourself with the kx_ationof 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. Learn and understand their meaning.

  • Page 7: Before Starting Engine

    The ()peration of any lawn mower can result in foreign objectsthrown intothe eyes, which can resultin severe eye damage. Always wear safety glasses or eye shieldswhile operating your lawn mower or performing any adjust- mentsor repairs. We recommend awide vision safety mask over the spectacles or standard safety g lasses.

  • Page 8: To Start Engine

    Reduce ground speed (pushing speed) and/or run the lawn mower over the area a second time. • Ifa trailof clippings is left on the rightside of a rear discharge mower, mow in a clock- wise directionwith a small overlap to collect the dippings on the next pass.
  • Page 9 • For best results,adjust the lawn mower cuttingheight so tt'_t the lawn mower cuts off only the top one-third of the grasF blades.

  • Page 10: General Recommendations

    3 - Replace blades mornoften when mowingin sandysoiL 4 - Charge 48 houm at end of season. GENERAL RECOMMENDATIONS The warranty on this lawn mower does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, operator must maintain mower as instructedin this manual.

  • Page 11: Product Specifications

    AIR GAP: BLADE BOLT TORQUE: • The model and serial numbers will be found on a decal attached to the rear of the lawn mower housing.Record both serial number and date of purchase in space provided above. .AWN MOWER Always observe safety rules when performing any maintenance.

  • Page 12: To Sharpen Blade

    TO SHARPEN BLADE Care should be taken to keep the blade balanced. An unbalanced blade wiUeause eventual damage to lawn mower or engine. . The blade can be sharpened .with a file or on a grinding wheel. Do not attempt to sharpen while on the mower.

  • Page 13: Air Filter

    • Remove engine oil cap; lay aside on a clean surface. • Tip lawn mower on its side as shown and drain oil intoa suitable container. Rock lawn mower back and forth to remove any oil trapped inside of engine.

  • Page 14: Lawn Mower

    30 days or more. LAWN MOWER When lawn mower is to be stored for a period of time, clean itthoroughly, remove all dirt, grease, leaves, etc. Store in a clean, dry area.
  • Page 15 IMPORTANT: Never cover mower while engine and exhaust areas are stillwarm. CAUTION: Never store the lawn mower with gasoline in the tank inside a building where fumes may reach an open flame or spark. Allow the engine to cool before storing in any enclosure.
  • Page 16 • Contact an authorized service center/department. • Depress control bar to upper handle before pulling starter rope. • Contact an authorized service center/department. • Replace blade adapter. • Move lawn mower to cut grass or to hard surface to start _ engine. 16 _...
  • Page 17 • Put belt on pulleys or replace belts if broken. • Raise cutting height. • Replace blade. • Clean grass catcher. • Raise cutting height. • Raise rear of lawn mower housing one (1) setting higher. • Empty grass catcher. • Adjust handle height to suit.
  • Page 18 Sears reparar& gratistodo defecto en el matedal y la mano de obra. Si la Segadora Craftsman se usa para fines comerciales o de ardendo, esta garantfa sblo se aplica pot noventa (90) diasa par'dr de la fecha de compra.
  • Page 19 • SiL=guesiempre durante el dfa o con buena luz artificial. OPERACI6N: • Mantenga sus ojos y su mente en la segadora yen el drea que se est_ cortando. No permita que otros intereses Io distmigan. • No corte cdsped mojado o resbaloso. Nunca corra mientras est6 operando su segadora.
  • Page 20 Estos accesodos estaban c lisponibles cuando se produjo la segadora. Tambidn esldn _ mayoda de las tiendas de Sears yen Ioscentros de servicio.La mayoda de las tiendas Sears tambidn pueden mandarape_r partesderepuestoparausted, segadora. Algunos de estos accesodos taivez no se apliquen a su segadora. RENDIMIENTO DE LA SEGADORA DESVIADOR DE RECORTES...
  • Page 21 • Sus mangos pueden a hstarse para quele acomode al segar. Fie_rase a la seod6n de Sen_o y A]ustes en este manual Barra de controlque exige la presencladel operador Mango superior Levantar Mango infedor Posii6npara segar Pinza del mango PARA INSTALAR LOS ACCESORIOS Su segadora rue enviada lista para usarse como una acolchadora de capa vegetal_Pa_ convertirla de rnodoque pueda_'ensai_lflY"...
  • Page 22 FAMlUARICESE CON SU SEGADORA LEA ESTE MANUAL DEL DUEI_) Y LAS REGLAS DE SEGURIDAD ANTES DE OPERAR SU SEGADORA. Compare las iluslracionescon su segadora para farniliarizarse con la ubicaci6nde los diversos controlssy ajustes. Guarde este manual para referenda en el future. Estos sfmbolos pueden apareser sobre su segadora o en la literatura pmpordonada producto.
  • Page 23 La operacibn de cualquier s egadora puede hacerquesaltenobjetosextrafios dentrodesus ojos,Ioquepuedeproducirdafiosgraves 6stos. Siempre use anteojos de seguridad o protecci6n para los ojos mientras opere su segadora o cuando haga ajustes o reparaciones: Recomendamos una mascara de seguridad de visi6n amplia, para uso espejuelos o anteojos de seguridad estandarte.

  • Page 24: Consejos Para Segar

    • Revise el nivaldal acalte antes de cada uso. Agregue acalte si es necesado. LLene hasta la Ifnea de fleno on la vadfla incicadora de nivel. • Vuelva a instalar la lapa dal depdd_ de aceite dal motor y apd61ela. •...
  • Page 25 • Mantenga la pade superior del motor, alrededor del arrancador, despejada y sin recortes de c6sped y paja. Esto ayudard el flujo del aire del motor y extenderd su duraci6n. CONSEJOS PARA SEGAR Y ACOLCHAR IMPORTANTE: Pare obtener el mejor rendimiento mantenga la caja de la segadora sin acumulac6n de cdsped y basura.

  • Page 26: Recomendaciones Generales

    _sar sihaysujet_o_ sue_os UmPiar/'mspeccionarel r.e_)gedorde SE c_ped equipad°)Umpiar (sl vlene la segadora GA U.rr_iar debajo de la cubierta de la trans- misiOn(segadoras conpoderpropulsor) sadas (segadoras con poder propulsoq oD Revisar las correas y las poleas impul-, Revisaro/afilarlcambiar l a cuchilla Limpiar la bateda/recargar (segadorasconarranqueeldctdco) Revisar el ntvel del aceite...

  • Page 27: Especificaciones

    ESPECIFICACIONES NUMERO DE MODELO NUMERO DE SERIE FECHA DE COMPRA CABALLOS DE FUERZA: DESPLAZAMIENTO: CAPACIDAD Y TIPO DE GASOLINA: TIPO DE ACEITE: (API-SF/SG/SH) CAPACIDAD DE ACEITE: BUJfA (ABERTURA: .030") TOLERANCIA DE VALVULA: SENCENDIDO DE ESTADO SOLIDO ABERTURA DE AIRE: TORSION DEL PERNO DE LA CUCHILLA: El num6ro del nodelo y el de serie se encuentran en la calcomania adjunta a la parte trasera de la caja de la segadora...
  • Page 28 • Use un bloque de madem entre la cuchila y la caja de la segadora y apdete el perno de la cuchiila gir'andoloen el sentido en que giran las manaes d _ rek_. • La kxsibn para apretar recomendada es de 35 - 40 pies libras.
  • Page 29 Cant_ elacelto despu_de25 horas de oper'_i_ o pot Io menos una mz al afio _ la se uti_.a rnenos 251"Kx'as el afiO. Revise el nivel del acelto del cdrter antes de anancar el motor y despu_ de cada dnco (5) horas de uso cordJnuado./_oriete el tap_ndelacelte en forma segura cada vez que revise el niveldel...
  • Page 30 PRECAUCl6N: ANTES DE DAR CUALQUIER SERVICIO O DE HACER AJUSTES: • Suelte la barra de control y pare el motor. • Asegdrese que la cuchilla y que todas las partes movibles se hayan detenido completamente. Desconecte el alambre de la buj|a y p6ngalo en donde no pueda entrar en contacto con 6sta.
  • Page 31 Barm de controlque exige la presenciadel operador Mango superior Levantar Mango infedor Posii6npara segar MOTOR SISTEMA DE COMBUSTIBLE IMPORTANTE: Es importante evitar clue se formen depositos de goma en partes fundamentales del sistema de combusb'bletales como el carburador, el tiltrodel combustible, la manguera del combustible o en el estanque durante el elmacenarniento.
  • Page 32 IDENTIFICACION DE PROBLEMAS CAUSA PROBLEMA • FiRm de aire sucio. No arranca • Sin combustible. • Combustible rancio. • Agua en el combustible. • Alambre de la bujla desconectado. • Bujfa mala. • Cuchilla suelta o adaptador de la cuchilla quebrado. •...
  • Page 33 IDENTIFICACION DE PROBLEMAS PROBLEMA CAUSA Cord6n arrancador • El freno del volante del diffcil de tirar motor estd aplicado cuando se suelta la barra de control. Ciguefial del motor doblado. • Adaptador de la cuchilla quebrado. • La cuchilla se arrastra en el c_sped.
  • Page 35 _0_0_ _ooo_____o • 0 "_. mo_O •_ .,,.., 0 (.5,, 0_ 0 t"- O3O3O3 >= F-_ F. F. ®...
  • Page 37 ___0___0_...
  • Page 38 ROTARY LAWN MOWER - - MODEL NO. 917.377631 . BATTERY PART DESCRIPTION 161334 Battery Box 750909 Battery Hex Washer Head Screw 17411312 13x.750 86353 ConnectorMountingClip 111549X BatteryCharger...
  • Page 40 MODEL NUMBER 143.986718 CRAFTSMAN 4-CYCLE ENGINE _370A 153_ _223...
  • Page 41 _RAFTSMAN 4-CYCLE ENGINE KEY PART DESCRIPTION 36835A Cylinder (Incl. 2 & 20) Dowel Pin 26727 Breather Element 33734 36557 Breather Ass'y. (Incl. 6 & 12A) 32447 Breather Tube Breather Cover & Tube 12A 36558 (Incl.12B) 36694 Breather Tube Elbow 28277 Washer 30589 Governor Rod (Incl.
  • Page 42 CRAFTSMAN 4-CYCLE ENGINE ?.-, MODEL NUMBER 143.986718 PART OESCRtP_ON = 64O16O Carburetor(IncL184 of Engine PartsList) ThrottleShaft & Lever 631615 Assembly 631767 Throttle Return Spring Dust Seal Washer 631184 631163 Dust Seal (ThmtUe) Throttle Shutter 640O70 ShutterScrew 650506 631807 Fuel Fitting...
  • Page 43 CRAFTSMAN 4-CYCLE ENGINE V_I4 ill m_ MODEL NUMBER 143.986718 PART DESCRIPTION RecoilStarter 590702 590599A SpringPin (Incl. 4) Washer 590600 Retainer 590696 Washer 590601 590697 Brake Spring 590698 Starter Dog 590699 Dog Spring 590700 Pulley& RewindSpring Ass'y. 590703 Starter HousingAss'y. (40 degreegrommet) 590535 StarterRope (98"...
  • Page 44 For the repair or replacementparts you need delivered directly to your home Call 7 am - 7 pm, 7 days a week 1-800-366-PART (1-800-366-7278) Para ordenar piezas con entrega a domicilio - 1-800-659-7084 For in-house major brand repair service Call 24 hours a day, 7 days a week 1-800-4-REPAIR (1-800-473-7274) Para pedir servicio de reparaci6n...

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