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Craftsman 917.378840 Owner's Manual
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Craftsman 917.378840 Owner's Manual

Craftsman 917.378840 Owner's Manual

6.5 horsepower 21" multi-cut power propelled rotary lawn mower
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Owner's Manual
ICRRFTSMRN'I
6.5 HORSEPOWER
21" MULTI-CUT
POWER PROPELLED
ROTARY LAWN MOWER
Model No.
917.378840
•
Safety
•
Assembly
•
Operation
•
Maintenance
•
EspaSol
•
Repair Parts
CAUTION:
Read and follow all
Safety Rules and Instructions
before operatingthis equipment
Sears, Roebuck and Co., Hoffman Estates, IL 60179
Visit our Craftsman website: www.sears.com/craftsman

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Summary of Contents for Craftsman 917.378840

  • Page 1 Model No. 917.378840 • Safety • Assembly • Operation • Maintenance • EspaSol • Repair Parts CAUTION: Read and follow all Safety Rules and Instructions before operatingthis equipment Sears, Roebuck and Co., Hoffman Estates, IL 60179 Visit our Craftsman website: www.sears.com/craftsman...

  • Page 2: Table Of Contents

    Parts Ordedng ......Back Cover LIMITED TWO YEAR WARRANTY ON CRAFTSMAN POWER MOWER For two years from date of pumhase, when this Craftsman Lawn Mower is maintained, lubricated, and tuned up according to the operating and maintenance instructions in the owner's manual, Sears will repair free of charge any defect in material or workman- ship.
  • Page 3 • Be alert and turn machine off if children • Stop the blade(s) when crossing gravel enter the area. drives, walks, or roads. • Before and while walking backwards, • Stop the engine (motor) whenever you look behind and down for small leave the equipment, before cleaning children.
  • Page 4 _,WARNING: Battery posts, terminals and ALook for this symbol to point out retsted accessories contain lead and lead important safety precautions. It means compounds, chemicals known to the State CAUTION!!! BECOMEALERTI!t YOUR of California to cause cancer and birth SAFETY IS INVOLVED. defects or other reproductive harm.
  • Page 5 HOWTO SET UPYOUR LAWN Read these instructions and this manual in itsentirety before you attempt to MOWER assemble or operate your new lawn TO UNFOLD HANDLE mower. IMPORTANT: Unfold handle carefully so IMPORTANT: This lawn mower is as not to pinch or damage control cables. shipped WITHOUT OIL OR GASOLINE in 1.
  • Page 6 KNOWYOUR LAWN MOWER READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER. Compare the illustrationswith your lawn mower to familiarize yourself with the location of vadous 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 The operation of DRIVE CONTROL any lawn mower can result in foreign • Self-propelling is controlled by holding objects thrown into the the operator presence control bar down eyes, which can result in to the handle and pushing the drive severe eye damage.

  • Page 8: Operation

    TOCONVERT MOWER Your l awn mower was shipped ready t o beused as a mulcher. To convert to bagging or discharging: REAR BAGGING • Lift rear door of the lawn mower and place the grass catcher frame hooks onto the door pivot pins. door •...
  • Page 9 BEFORE STARTING ENGINE ADD OIL Your lawnmower is shipped without oil in the engine. Engine holds 20 oz. of oil. Gasoline filler cap Engine For type and grade of oil to use, see (Discard debris plug inside) _ENGINE" in Maintenance section of this manual.
  • Page 10 MOWlNGTIPS MULCHING MOWINGTIPS IMPORTANT: For best performance, • Under certain conditions, such as very keep mower housing free of built-up tall grass, it may be necessary to raise grass and trash. See "CLEANING" in the the height of cut to reduce pushing Maintenance section of this manual.

  • Page 11: Maintenance Schedule

    MAINTENANCE SCHEDULE F_LL IN DATES AS YOU COMPLETE REGULAR SERVICE SERVICE DATES J Check for Loose Fasteners Clean/inspect Grass Catcher !_fEquipped) Clean Lawn Mower CLean U nder D rive Cover (Power*Propelled Mowers) Check d rive belt/ ulleys E (Power.Propell_PMowe It/' Check/S harpervReplace Blade Lubrication Chart...

  • Page 12: Product Specifications

    PRODUCT SPECIFICATIONS SERIALNUMBER: DATE OF PURCHASE: GASOLINE CAPACITY/TYPE: 1,6 QUARTS (UNLEADED REGULAR) SAE 30 (ABOVE 32°F); SAE 5W-30 (BELOW 32°F OlLTYPE (API-SF-SJ): OIL CAPACITY: 2O OUNCES SPARK PLUG (GAP: .030") CHAMPION RC124C BLADE BOLTTORQUE: 3540 F'r. LBS. I, The model and serial numbers will be found on a decal attached to the rear of the lawn mower housing.
  • Page 13 GRASS CATCHER SAE VISCOSITY GRADES • The grass catcher may be hosed with water, but must be dry when used. • Check your grass catcher often for damage or deterioration. Through normal use it will wear. If catcher TEMPERATURE RANGE AN'_X;IpATEO BEFORE NEXT O_L CHANGE needs replacing, replace only with a...
  • Page 14 AIR FILTER SPARK PLUG Your engine will not run properly and may Replace spark plugs at the beginning of be damaged by using a dirty air filter. each mowing season or after every 100 hours of operation, whichever occurs first. Replace the air filter every 100 hours of operation or every season, whichever Spark plug type and gap setting are...
  • Page 15 TO REMOVE/REPLACE DRIVE BELT TO ASSEMBLE GRASS CATCHER 1. Remove drive cover. Remove belt t. Put grass catcher frame into grass bag from gearcase pulley by pushing with rigid part of bag on the bottom. down on pulley and rolling belt off it. Make sure the frame handle is outside 2.

  • Page 16: Storage

    Immediately prepare your lawn mower for control bar storage at the end of the season or if the unit will not be used for 30 days or more. Upper LAWN MOWER When lawn mower is to be stored for a Lower period of time, clean it thoroughly, remove all dirt, grease, leaves, etc.

  • Page 17: Troubleshooting

    CYLINDER • If possible, store your unit indoors and cover it to give protection from dust and 1. Remove spark plug. dirt. 2. Pour one ounce (29 ml) of oil through • Cover your unit with a suitable protec- spark plug hole into cylinder. tive cover that does not retain moisture.
  • Page 18 TROUBLESHOOTINGCHART PROBLEM CAUSE CORRECTION Excessive 1. Worn,bentorlooseblade. 1. Replace blade. Tighten blade bolt. _lbratlon 2. Contact a Sears or other 2. Bent engine crankshaft. qualified service canter. Starter rope hard 1. Engine flywheel brake is on Depress control bar to when control bar is released.
  • Page 19 GARANTJA LIMITADA DE DOS AltOS PARA LA SEGADORA A MOTOR CRAFTSMAN Por dos (2) altos, a partir de la fecha de compra, cuando esta Segadora Craftsman so mantanga, lubdqua y aflne sag,',n las instmcoiones para la operacibn y el mantenimlento en el...
  • Page 20 • Nunca opera tamaquina cuando lahierba IV. SERVIClO est6 m ojada. Asegdrese siempre detenor • Tonga cuidado extra al manejar la gasolina buena tracoibn ansus pies; mantenga y los dem&s combustibles. Son inflamables mango flrmemente ycamine; nunca corra. y los gases son explosivos. •...
  • Page 21 _I_DVERTENClA: El tube de escape del motor, _RECAUCION: El silenciador y otras piezas algunos de sus _tes y algunos del motor Jlegan a ser extremademente c_ntes del veh|culocordJenen o calientes durante la operaci6n y siguen siendo productosquirnicosconocidos en st calientes despu6s de que el motor haya Estadode California como c_usa de cdncery parade.
  • Page 22 COMO PREPARAR SU SEGADORA Lea estas instrucolones y el manual completamente antes de trotar de montar u PARA DESDOBLAR EL MANGO operar su segadora nueva. IMPORTANTE: Despnegue el mango con IMPORTANTE: ESTE COITIACESPED VIENE mucho cuidado para no pellizcar o da_ar los SIN ACEITE O GASOLINA EN EL MOTOR.
  • Page 23 FAMILIARICESE CON SU SEGADORA LEA ESTE MANUAL DEL DUEllO Y I.AS REGLAS DE SEGURIDAD ANTES DE OPERAR SU SEGADORA, Compare las ilustraciones con su segadora para famHiarizarse con la ubicaci6n de los diversos controles y ajustes. Guarde este manual para referencia en el future. Estos efmbolos pueden apareser sobre su segadora o en la literature proporclonada con el producto.
  • Page 24 CONTROL DE LA IMPULSION La operaci6n de cualquier segadora puede hacer que • La autoimpulsi6n se controla al sujetar la salten objetos extrar,os dentro barra de control qua exige la presencia del de sus ojos, Io que puede operador hania abajo en el mango y al producir daSos graves en _stos.
  • Page 25 PARA CONVERTIR LA SEGADORA Su segadora fua enviada lista para usarsa como acolchadora de capa vegetal. Para convertLrlaa una operaci6n de ensecado o de descarga: SEGADORAS CON DESCARGA TRASERA • Levantar la puerta trasera de cortac_sped y colocar los ganchos del armaz6n de Ia recolectora de hiarba en los pasadores del quicio de la puerta.
  • Page 26 ANTES DE HACER ARRANCAR _DVERTENClA:La expedenbla ha indicado MOTOR qua los combustibles mezclados con alcohol (conocidos cored gasohol, o el uso de etanol o AGREGUE ACEITE metaebl) puedan atraer la humedad, la que Su segadora fue enviada sin acelte an at conduce a la aeparaclbn y formacibn de motor.
  • Page 27 CONSEJOS PARA SEGAR PARA HACER ARRANCAR EL MOTOR ACOLCHAR NOTA: Debido alas capas protectoras del motor, una cantidad pequoSa de humo puede IMPORTANTE: Pare obtoner e] mejor rendimointo mantenga la caja de la segader a estar presente durante el uso inicial del sin acumlacion do cosped y basura.
  • Page 28 PROGRAMA DE MANTENIMIENTO LLENE LAS FECHAS A MEDIDA QUE COMPLETE SU SERVICIO REGULAR R_e..is_ s ihay_,,ie_a"_es sueltos "P_ ' " " LJmp_ar/Insdeccion_ el recogedor de Utopia- _de_ode_ _ de lali'_- _sinn (segadoras conpoder p r_ulsor) Revle_r e l$cormem ylaspoleas Impul- sedas {se_mJoms conpoder p r0_nnsor) Revi_ar o /afllar/camblar...
  • Page 29 ESPEClFICAClONES PRODUCTO qUMERO DE SERIE: :ECHA DE COMPRA: APACIDAD Y TIPO DE GASOLINA: 1.6 CUARTOS (REGULAR SIN PLOMO) SAE 30 (SOBRE 32°F); SAE 5W-30 (DEBAJO 32°F) rlPO DE ACEITE (API-SF-SJ!: 20 07- DE CAPACIDAD APACIDAD DE ACEITE: CHAMPION RC124C 3UJJA (ABERTURA: .030") 35-40 FT.
  • Page 30 MOTOR RECOGEDOR DE ClaSPED • Et recogedor de cdsped puede ser rociado LUBRICACI(_N con et agua de la manguera pero tiane que Use solamante aceite de detergente de era calidad clasdicado con la clasificacibn SF-SJ ester seco cuando se vaya a usar. •...
  • Page 31 BUJ|AS F[LTRO DE A[RE Su motor puede sufrir aver[as y funcionar de Cambie las bujias al comianzo de cada manera incorrecta con un filtro dal aira sucio. tamporada de siega o despu_s de cada to0 Sustltuir el papel del cartucho una vaz al a6o o horas de operacibn, Io qua sueada primaro.
  • Page 32 _I, PRECAUCION: Antes de dar caJquier servico o de hacer ajustes: 1. Suelte la barra de control y pare el motor. 2. Aseg0rese que la cochilla y qua todas tas partes movibles se hayan detenido Manil[a de comptetamente. 3. Desconecte el alambre de la bujia y pbngalo en donde no pueda entrar en contacto con 6sta.
  • Page 33 CARBURADOR IMPOF_rANTE: Nunca manipule el regulador del motor, el qua ha sido ajustado en la fdbrica Su osrburador no es ajustable. Si su motor no est=_funcionando an forma adecuada debido a para la vslocidad del motor adecuada. Puede ser peligroso hacer funcionar el motor a una problemas que se sospecha vienen del velcoided por sobre el ajuste de alta velocidad carburadsr, Ilevs su segadora a contacts con...
  • Page 34 MOTOR ACEITE DEL MOTOR Drene el aceite (con st motor caliente) y StSTEMA DE COMBUSTIBLE cdmbisto con aceite de motor limpio. (Vsa IMPORTANTE: Es importanto evitar qus ss "MOTOR" en la seccibn de Mantonimiento de formon dspbsitos de goma en partss esto manuaL) fundamontstos dol sistsma de combustible tales como el carburador, el filtroclel combus-...
  • Page 35 IDENTIFICACI(_N DE PROBLEMAS CORRECCI6N PROBLEMA CAUSA No arranca 1, Filtro de aira sucio. 1, Limpie/cambie el filtro de aim. 2. Sin combustible, 2. Llene el estanque de cornbus tib_e. 3. Drene el astanque y vuelva a 3. Combustible rancio, Ilenarlo con combustible Umpio y nuevo.
  • Page 36 IDENTIFICACI(_N DE PROBLEMAS PROBLEMA CAUSA CORRECC|ON _ibracl6n 1. Cuchilla desgastada, doblada 1. Cambie la cuchilta. Apriete et =xcealve o suelta, pemo de la cuchilla. 2. Cigue5al del motor doblado. 2. Pbngose en contacto con su cantro de servicio Sears o con un otro centro de servielo cualificado.
  • Page 37 ROTARY L AWN MOWER - - MODEL NUMBER 917.378840 GEAR CASE ASSEMBLY -- PART NUMBER 175258 KEY PART DESCRIPTION 17490416 Tapping Screw 1/4-20 x 1-1/4 175,?.48X004 Engagement Bracket 137053 Shifter 57072 Seal 48373 Gear Case Halves Kit (Includes Key Numbers 4 and 7) 77881 Beanng 137051...
  • Page 38 ROTARY LAWN MOWER- - MODEL NU MBER 917.378840 °_j" 8"/...
  • Page 39 ROTARY LAWN MOWER-- MODEL NUMBER 917.378840 KEY PART PART DESCRIPTION DESCRIPTION 175391X479 1773Q1 HUbcap Upper Handle 151721X479 Lower Handle 165912 Bolt 169780 ControlBar 150076 Screw, Thread Csttidg, Seres 5/16.18 x 3/4 19112222 Washer 133107 Engine Zone Control Cable 1750e3 Bottom Belt Cover 171407 Handle Bolt 136376...
  • Page 40 _15 41...
  • Page 41 ROTARY LAWN MOWER -- MODEL NUMBER 917.378840 PART PART DESCRIPTION DESCRJ_ 145755 Drk,eCover Controt Cable Assembly 175065 751152 Locknut #10-24 132010 Hex Flange Nut 158755 Hex Wa_sherHea(J Screw 1/4-20 x 2.12 137052 Drive Pulley 175436 V_Belt 151521 Wheel Adjuster Assembly (Left) 1504g5 Gear Case Assembly Spdng Reteiner...
  • Page 42 MODEL NUMBER 120602-O153-E1 BRIGGS & STRATrON 4-CYCLE ENGINE 619 _' 1034_ "k REQUIRES SPECIALTOOLS TOINSTALL SEE REPAIR 914_' INSTRUCTION MANUAL, 7180 I 1058 OWNER'S MANUAL i 24 _ 1095 VALVE OVERHAUL KiT 15_ 2o_...
  • Page 43 BRIGGS & STRA'I'FON 4-CYCLE ENGINE MODEL NUMBER 120602-0153-E1 425 I_+ .,+_++.._ 122 _ ! 443 _' 443A_ ,+,+'++._+ ++° + 276_ 2o+F+ +,_f 122_ 613_ 121 CARBURETOR OVERHAUL 524_ ---- 977 CARBURETOR GASKET SET 137(_'_ 27e_ _ 122 ! 1_ 1370 .,m++F "Is+',_ I'K++_I...
  • Page 44 BRIGGS & STRATI'ON 4-CYCLE ENGINE MODEL NUMBER 120602_153-E1 305p 923_ 1036 LABEL-EMISSIONS 1019 KIT-LABEL 958 ENGINE GASKET KL=Y pART KL=Y PART DESCRIPRON DESCRFllON 692670 Cylinder Assembly 691137 Screw (Cytinder Head) 399269 Kit-Bushing/Seal 691680 Plug-Oil Drain 29S819 • Seal-Oil(MagnetoSide) 69145? Crankshaft 499619 Surnp-En_r_ 399781...
  • Page 45 BRIGGS & STRATrON 4-CYCLE ENGINE MODEL NUMBER 120602-0153-E1 pART PART DESCRIP'nON DESCRIPTION 692299 Plete-Pawl Friction 499631 Ring Set-Piston (Standard) 281505 PawI-Ratchet 692785 Ring Set-Piston .010" O.S.) 231062 Nut (Governor Cont tel Lever) 69_786 Ring Set-Piston (.O2O"O,S. 692787 Ring Set-F_eton (.030" O.S.) 499_1 Dipstick 691866...
  • Page 46 SERVICE NOTES...
  • Page 47 SERVICE NOTES...
  • Page 48 For repairofmajorbrandappliancesin your own home... no matterwho madeit, no matterwhosoldit! Forrepair of carry-in products likevacuums,lawnequipment, a nd electronics, callforthe nearestSears Parts and Repair Center. 1-800-488-1222 ._'V_ne, dayofr_t_(U.SAony) Forthereplacement parts,accassor_sand ownersmanuals thatyou need todo-it-yourself, call Sears PartsDirectS"l 1-800-366-PART 6aJn.-11 p.m., 7daysaweek (1-eoo-3_7278) _J.SJ_ o ne) To purchase or inquire abouta SearsServiceAgreement...