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Craftsman 917.378520 Owner's Manual

5.5 horsepower power-propelled 21" multi-cut rotary lawn mower
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Owner's Manual
ICRIIFTSMRN'I
ROTARY LAWN MOWER
5.5 Horsepower
Power-propelled
21" Multi-cut
Model No.
917.378520
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.sears.com/craftsman

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Summary of Contents for Craftsman 917.378520

  • Page 1 Owner's Manual ICRIIFTSMRN'I ROTARY LAWN MOWER 5.5 Horsepower Power-propelled 21" Multi-cut Model No. 917.378520 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.sears.com/craftsman...
  • Page 2 If this Craftsman Lawn Mower is used for commercial or rental purposes, this warranty applies for only 90 days from the date of purchase. This Warranty does not cover: • Expendable items which become worn during normal use, such as rotary mower blades, blade adapters, belts, air cleaners and spark plug.

  • Page 3: General Operation

    I.GENERAL OPERATION • Always wear safety goggles or safety glasses with side shields when • Read, understand, and follow all operating mower. instructions on the machine and in the I1. SLOPE OPERATION manual(s) before starting. Be thor- Slopes are a major factor related to slip oughly familiar with the controls and 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, before restarting. • Never make adjustments or repairs • Never attempt to make wheel height with the engine (motor) running. Disconnect the spark plug wire, and adjustments while the engine (motor) is running.
  • Page 5 Read these instructions and this manual HOW TO SET UPYOUR LAWN MOWER in its entirety before you attempt to 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 1.

  • Page 6: Know Your Lawn Mower

    KNOWYOUR LAWN MOWER READ THIS OWNER'S MANUALAND ALL SAFETY RULES BEFORE OPERATING YOUR LAWN MOWER. Compare the illustrationswith 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...
  • Page 7 NOTE: If after releasing the drive control the mower will not roll backwards, push mowercan result in foreign objectsthrowninto the the mower forward slightly to disengage drive wheels. The operationof any lawn eyes, which can resultin severe • To keep ddve control engaged when eye damage.

  • Page 8: To Convert Mower

    _CAUTION: Do not run your lawn LOWER WHEELS FOR HIGH CUT mower without rear door closed, clipping deflector or approved grass catcher in place. Never attempt to operate the lawn mower with the rear door removed or prepped open. Lever RAISE WHEELS FOR LOW CUT TO CONVERT MOWER...

  • Page 9: Before Starting Engine

    TO EMPTY GRASS CATCHER ADD 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, Remove grass catcher with clippings regular unleaded gasoline with a from under lawn mower handle.

  • Page 10: To Start Engine

    • Pores in cloth grass catchers can TO START ENGINE become filled with dirt and dust with NOTE: Due to protective coatings on the use and catchers will collect less grass. engine, a small amount of smoke may be To prevent this, regularly hose catcher present during the initial use of the off with water and let dry before using.

  • Page 11: Lubrication Chart

    M.,.TE.A.CESC.EOULE F,LL,. O.TES AS YOU COMPLETE J_.,"_._O_ERVICE DA"-" RE U R SERV.CE Check for Loose Fasteners Clean/Inspect Grass Catcher (if Equipped) ll/' Clean Lawn Mower Clean Under Drive Cover (Power-Propelled Mowers) E_i Check belVpulleys Power-Propelled drive Mowers) Check/Sharpen/Replace Blade LubricationChart Clean Battery/Recharge IElectdc Start MowersI Ibm4...

  • Page 12: Specifications

    PRODUCT SPECIFICATIONS Serial number: Date of purchase: Gasoline capacity / type: 1.0 quarts (unleaded regular) Oil type (API-SF-SJ): SAE 30 (above 32°F); SAE 5W-30 (below 32°F) Oil capacity: 18.5 ounces Spark plug (gap: .030 =) NGK BPR6ES Blade bolt torque: 35-40 ft.

  • Page 13: Grass Catcher

    GRASSCATCHER SAE VI_K_OSITY GRADES • The grass catcher may be hosed with water, but must be dry when used. • Check your grass catcher often for :_Q 40 damage or deterioration. Through normal use it will wear. If catcher needs TEMPERATURE P, A NG E ANTICIPATED BEFORE NEXT OIL CHANGE...

  • Page 14: Spark Plug

    SPARK PLUG AIR FILTER Replace spark plugs at the beginning of Your engine will not run properly and may each mowing season or after every 100 be damaged by using a dirty air filter. hours of operation, whichever occurs first. Replace the air filter every 100 hours of Spark plug type and gap setting are operation or every season,...
  • Page 15 TO REMOVE DRIVE BELT TO ASSEMBLE GRASS CATCHER 1• Remove drive cover. Remove belt 1. Put grass catcher frame into grass bag from gearcase pulley by pushing with dgid part of bag on the bottom. Make sure the frame handle is outside down on pulley and rolling belt off it.
  • Page 16 Immediately prepare your lawn mower for Operator control bar storage at the end of the season or if the unit will not be used for 30 days or more. 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 CYLINDER • If possible, store your unit indoors and cover it to protect it from dust and dirt. Remove spark plug. • Cover your unit with a suitable protec- Pour one ounce (29 ml) of oil through tive cover that does not retain moisture. spark plug hole into cylinder.

  • Page 18: Troubleshooting

    TROUBLESHOOTING - See appropriate section in manual unless directed to a Sears Service Center. PROBLEM CAUSE CORRECTION Poor cut- 1. Worn, bent or loose blade. 1. Replace blade, Tighten uneven blade bolt. 2. Wheel heights uneven. 2. Set all wheels at same height.
  • Page 19 GARANT[A LIMITADA DE DOS AI_IOS PARA LA SEGADORA A MOTOR CRAFTSMAN Por dos (2) a_os, a partir de la fecha de compra, cuando esta Segadora Craftsman se mantenga, lubdque y afine segOn las instrucciones para la operaci6n y el mantenimiento en el manual del dueSo, Sears reparard gratis todo defecto en el material y la mano de obra.
  • Page 20 II. OPERACION SOBRE LAS CUESTAS I. OPERACION Los acoidentes ocurren con m&s frecuencia • Antes de empezar, debe familiadzarse en las cuestas. Estos accidentes ocurren complotamente con los controles y el uso debido a resbaladas o cafdas, las cuales correcto de la maquina. Para esto, debe leer pueden resultar en graves leslones.

  • Page 21: Mantenimiento

    • Nunca haga funcionar una mdquina dentro • Pare e inspeccione el equipo si le pega a un de un drea cerrada. objeto. Repdrelo, si es necesado, antes de hacedo arrancar. • Nunca haga ajustes o reparaciones mientras el motor estd en marcha. •...
  • Page 22 COMO PREPARAR SU SEGADORA Lea estas instrucciones y el manual 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 daffar los ACEITE O GASOLINA an el motor.
  • Page 23 FAMILIARICESE CON SU SEGADORA LEA ESTE MANUAL DEL DUEI_IO Y LAS REGLAS DE SEGURIDAD ANTES DE OPERAR SU SEGADORA. Compare las ilustraciones con su segadora para familiadzarse con la ubicaci6n de los diversos controles y ajustes. Guarde este manual para referencia en el futuro. Estos simbolos pueden apareser sobrs su segadora o en la literatura proporcionada con el producto.

  • Page 24: Para Ajustar La Altura De Corte

    AVISO: Si despu6s haber desanganchado de la palanca de control, la segadora no roda segadora puede hacer que hacia atrds, empuje la segadora un poco hacia salten objetos extrafios dentro La operaci6n de cualquier de sus ojos, Io que puede adelante para desenganchar las ruedas de la impulsi6n.
  • Page 25 /1= PR, E CAUC,16N: No haga funcionar su PARAUNCORTEALTO, BAJE LASRUEDAS segaoora sin la puerta trasera se cerro, o sin el desviador de recortes o sin el recogedor cdsped aprobados en su lugar. Nunca trate de operar la segadora cuando se halla removido la puerta trasera o cuando se ha removido a puerta trasera o cuando estd un poco abierta.
  • Page 26 necesitar cambiar el aceite m_,s a menudo PARA VACIAR EL RECOGEDOR cuando las condiciones son polvorosas o CESPED sucias. Levante el mcogedor de c_sped usando el AGREGUE GASOLINA mango del bastidor. Remueva el recogedor de c6sped, con los • Llene el estanque de combustible hasta la recortes, de debajo del mango de la parte inferior del cuello de relleno del estanque de gasolina.

  • Page 27: Para Parar El Motor

    PARA HACER ARRANCAR EL MOTOR • Los poros en los recogedores de c6sped de tela pueden Ilenarse con mugre y polvo AVISO: Debido a tas capas protectoras del con el uso y los recogedores recaudar_n motor, una cantidad pequei_a de humo puede menos c_sped.

  • Page 28: Antes De Cada Uso

    jd_v _'t _('7 0_/_P'O __'_'/'t'_ C'€_f t _'t_ f" FECHASDE SERVIClO Revisar si hay sujetadores suettos Umplar,'lnspecolonar el recogedor de SE cdsped (s' vlene equipad°' Umpiar la segadora U mp.iardebajo de la cubierta de la trans- misi6n (segadoras con poder propulsor) Revlsar las correas y las poleas Impul- sades (s_aderasconpoder p ropulsor) Revlsar Q/afilar/camblar la cuchilla...

  • Page 29: Del Producto

    ESPEClFICAClONES DEL PRODUCTO Ndmero de serie: Fecha de compra: 1.0 cuartos (regular sin plomo) Capacidad y tipo de gasolina: SAE 30 (sobre 32°F);SAE 5W-30 (debajo 32°F) Tipo de aceite (API-SF-SJ): 18.5 onzas Capacidad de aceite: NGK BPR6ES Bujfa (abertura: .030") 35-40 FT.

  • Page 30: Caja De Engranajes

    RECOGEDOR DE ClaSPED CAUDADES DE VISCOSIDAD DE SAE • El recogedor de cdsped puede ser rociado con el agua de la manguera pero tiene que estar seco cuando se vaya a usar. • Revise su recogedor de cdsped a menudo para verificar si estd dafiado o deteriorado.
  • Page 31 BUJ|AS FILTRO DE AIRE Cambie las bujl'asal comienzo de cada Su motor puede sufrir averfas y funcionar de manera incorrecta con un filtro del aire sucio. tamporada de siega o dospu6s de cada 100 horas de operaci6n, Io que suceda pdmero. El Sustituir el papal del cartucho una vez al a_o o tres 100 horas de funcionamiento, m&s a tipo de bu fa y el ajuste de la abertura...
  • Page 32 PARA MONTAR Y ADJUNTAR EL PARA REMOVER LA CORREA DE IMPULSI6N RECOGEDOR DE CriSPED 1. Remueva la cubierta de la impulsi6n. Remuova la correa ompujando hacia abajo 1. Ponga el basUdor del recogedor de c6sped en la bolsa del c6sped con la parte rigida en la polea de la caja de engranajes.
  • Page 33 Inmediatamente prepare su segadore para el Banade control q ue _ exigela Presencla delf /}_//' DOBLAR ,,ff almacenamiento al final de cada temporada o si la unidad no se va a usar por 30 dias o operador //_/H._.CIA mds. Mango supedor I l/l/PAPA SEGADORA Cuando se va a guardar la segadora por...
  • Page 34 • Si es posible, guarde su unidad en un ACEITE DEL MOTOR recinto cerrado y c_brala para protegerla Drone el aceite (con el motor caliente) y contra el polvo y la mugre. cdmbielo con aceite de motor limpio, (Vea • Cubra su unidad con un forro protector =MOTOR"...
  • Page 35 SOLUCI(_N DE PROBLEMAS - Vea la secci6n sproplada en el manual amenos est6 dirigido a un centro de servlco Sears. CORRECCl6N PROBLEMA CAUSA 1. Cambie la cuchilla. Apriete el Mal corte- 1. Cuchilla desgastada, doblada pemo de la cuchilla. dlsparejo o suelta.
  • Page 36 SERVICE NOTES...
  • Page 37 CRAFTSMAN ROTARY LAWN MOWER-- MODEL NUMBER 917.378520 GEAR CASE ASSEMBLY -- PART NUMBER 174915 PART DESCRIPTION 17060410 Screw, Tapping 1/4-20 x .62 174917 Gear Case, Upper, FWSS 57072 Seal 77881 Bearing 57079 Washer 174918 Drive Shaft,21" FWGD 160817 Washer, Thrust...
  • Page 38 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378520 31 91 13 10_2...
  • Page 39 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378520 PART KEY PART DESCRIPTION NO. NO. DESCRIPTION 182714 Upper Handle, with Grip 180626 Hubcap 151721X479 LowerHandle 165912 Bolt 182713 ControlBar 650733X004 Bracket. Upstop Washer 182903 Engine Zone ControlCable 176185 171407 Handle Bolt...
  • Page 40 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378520...
  • Page 41 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378520 KEY PART PART DESCRIPTION NO. NO. DESCRIPTION 176328 Gear Case Assembly Drive ControlAssembly 174915 175262 Locknut 1/4-20 Pan Head Tapping Screw #10-24 x 2-3/4 63601 180607 Spdng Spring, Pulley Adjuster 182226...
  • Page 42 HONDA 4-CYCLE ENGINE MODEL NUMBER GCV-160-AIAE FAN COVER I CONTROLJ CAMSHAFT lo I_,_ _" FLYWHEEL ] 6._ _0 o_1o _,-lO 2--I I 111T 13--- CARBURETOR J...
  • Page 43 HONDA 4-CYCLE ENGINE MODEL NUMBER GCV-160-AIAE FANCOVER PART K_-'Y PART DESCRIPTION DESCRIPTION 5580311 Arm, Governor 3683646 Rubber, Supporter,107 mm 5580329 Rod,Governor 5028923 Petcock Assembly, Manual 5580345 Spring,Governor 5580394 Bracket, Petcock 5580352 Spring,Throftle Return 5580451 Cap Assembly, FuelTank 4439428 Spring, Lever 5580469 Tube, Fuel 0800466...
  • Page 44 HONDA 4-CYCLE ENGINE MODEL NUMBER GCV-160-AIAE OIL PAN CYLINDER BARREL I 3 $O,--_ PISTON CONNECTING ROD I CRANKSHAFT J lAIR CLEANER...
  • Page 45 HONDA 4-CYCLE ENGINE MODEL NUMBER GCV-160-AIAE CYUNDERBARREL PISTON CONNECTING ROD KEY PART I_-Y PARr NO. NO. DESCRIPTION DESCRIPTION 5580014 Piston 5579982 CylinderAssembly 1426576 Pin, Piston 2399780 Clip,Valve Guide 5579990 Cover, Head 5580022 Rod Assembly, Connecting 5580006 Cover Comp., Breather 1431055 Bolt, Connecting Rod 0636845 Bolt, Flange (6 x 12)
  • Page 46 SERVICE NOTES...
  • Page 47 SERVICE NOTES...
  • Page 48 no matter who made it, no matter who sold 1-800-4-MY-HOME @ An,/_e,deyornight (1-800-469-4663) (U.S_. and Canada) www.seats, www,seal_.ca For repair of carry-in products like vacuums, lawn equipment, and electronics, call for the nearest Sears Parts and Repair Center. 1-800-488-1222 dayorn_ht0J.SA orgy) www.seal_.com For the replacement parts,accessories and owner'smanuals that you need to do-it-yourself, callSears PartsDirectS"!

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