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Craftsman 917.378772 Owner's Manual

7.0 horsepower power-propelled 21" rear discharge rotary lawn mower
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Owner's Manual
ICR.FTSM.Wl
ROTARY LAWN MOWER
7.0 Horsepower
Power-Propelled
21" Rear Discharge
Model No.
917.378772
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.eorn/eraftsman

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Summary of Contents for Craftsman 917.378772

  • Page 1 Owner's Manual ICR.FTSM.Wl ROTARY LAWN MOWER 7.0 Horsepower Power-Propelled 21" Rear Discharge Model No. 917.378772 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.eorn/eraftsman...

  • Page 2: Table Of Contents

    Back Cover LIMITED TWO YEAR WARRANTY ON CRAFTSMAN POWER MOWER For two years from date of purchase, 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 workmanship.

  • Page 3: Operation

    • Always wear safety goggles or safety I.GENERAL OPERATION glasses with side shields when oper- • Read, understand, and follow all ating mower. instructions on the machine and in the U. SLOPE OPERATION manual(s) before starting, Be thoroughly familiar with the controls and the proper Slopes are a major factor related to slip and fall accidents which can result in use of the machine before starting.
  • Page 4 • 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 with before restarting. the engine (motor) running. Disconnect • Never attempt to make wheel height the spark plug wire, and keep the wire adjustments while the engine (motor) is away from the plug to prevent accidental...
  • Page 5 Read these instructions and this manual in Your lawn mower handle can be adjusted its entirety before you attempt to assemble for your mowing comfort. Refer to "AD- or operate your new lawn mower. JUST HANDLE" in the Service and Adjust- IMPORTANT: This lawn mower is shipped ments section of this manual.
  • Page 6 KNOW YOUR LAWN MOWER READTHIS OWNER'S MANUAL AND 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 The operation of 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 TO CONVERT MOWER 1. Be sure lawnmower is level and area around oil fill is clean. Your lawn mower was shipped ready to be 2. Remove oil dipstick from oil fill spout. used as a mulcher. To convert to bagging: •...
  • Page 9 MULCHING MOWINGTIPS TO START ENGINE IMPORTANT: For best performance, keep NOTE: Due to protective coatings on the mower housing free of built-up grass and engine, a small amount of smoke may be trash. See "CLEANING" in the Mainte- present during the initial use of the prod- nance section of this manual.

  • Page 10: Maintenance Schedule

    MAINTENANCE SCHEDULE/__o_._:o__o_y FILL 'N DATES __'_€_-_'_*_'s_-_"_O_ ,B You CheckforLooseFastanem II/' Clean/Inspect GrassCatcher M Clean Lavm Mower (Power-Propelled Mowers) ¥1 _N CleanUnderDriveCover Check drive belt/pulleys {Power.Propailed Mowers) ChecldSharpan/Replece Blade _t_=l LubricationChart Clean Battery/Recharge IElectdc Start iowers_) E Check Engine Oil Level Change Engine Oil 1/iJ Clean Air Filter...

  • Page 11: Maintenance

    PRODUCT SPECIFICATIONS Serial Number: Date of Purchase: Gasoline Capacity / Type: 1.6 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: .020") Champion RC12YC Blade Bolt Torque: 35-40 ft. Ibs. The model and serial numbers will be found on a decal on the rear of the lawn mower housing.
  • Page 12 GRASS CATCHER NOTE: Although multi-viscosity oils • The grass catcher may be hosed with (5W30, 10W30 etc.) improve starting in water, but must be dry when used. cold weather, these multi-viscosityoils will • Check your grass catcher often for dam- result in increased oil consumption when age or deterioration.
  • Page 13 AIR FILTER MUFFLER Your engine will not run properly using a Inspect and replace corroded muffler as it dirty air filter. Clean the foam pre-cleaner could create a fire hazard and/or damage. after every 25 hours of operation or every SPARK PLUG season.
  • 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. Turn lawn mower on its side with air filter and carburetor up. Remove blade. Anti-fold Remove debris shield. bracket Remove belt from engine pulley on Lower...

  • Page 15: Storage

    Immediately prepare your lawn mower for Operator presence 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 pe- Lower riod of time, clean it thoroughly, remove all handle_...

  • Page 16: Troubleshooting

    OTHER IMPORTANT: Never cover mower while _gine and exhaust areas are still warm. • Do not store gasoline from one season CAUTION: Never store the lawn mower to another. with gasoline in the tank inside a building • Replace your gasoline can if your can where fumes may reach an open flame or starts to rust.
  • Page 17 TROUBLESHOOTING - See appropriate section in manual unless directed to a Sears Service Center. PROBLEM CAUSE CORRECTION Loss of power Rear of lawn mower Set to"Higher Cut" housing or cutting blade position. dragging in heavy grass, 2. Set to "Higher Cut" Cutting too much grass.
  • Page 18 GARANT[A LIMITADA DE DOS AI_IOS PARA LA SEGADORA A MOTOR CRAFTSMAN For dos (2) aSos, a partir de la fecha de compra, cuando esta Segadora Craftsman se mantenga, lubrique y aline seg_n _s instrucciones para la operacibn y el mantenimiento en el manual del duefio, Sears reparard gratis todo defecto en el material y la mano de obra.
  • Page 19 II. OPERACION SOBRE LAS CUESTAS I. OPERACION Los accidentes ocurren con md$ frecuencia en • Antes de empezar, debe familiarizarse las cuestas. Estos accidentes ocurren debido a completamente con los controles y el use resbaladas o caldas, las cuales pueden resultar correcto de la maquina.
  • Page 20 • Nunca haga funcionar una m&quina dentro • Pare e inspeccione el equipo si le pega a un de un &tea cerrada. objeto. Rep&relo, si es necesario, antes de hacado arranCaro • Nunca haga aiustes o reparaciones mientras el motor est_ en marcha. Desconecte el •...
  • Page 21 Lea estas instrucciones y el manual comple- Barra de control la presencia del operador tamente antes de tratar de montar u operar su segadora nueva. Mango superior IMPORTANTE: Este cortacesped viene SIN ACEITE O GASOLINA en el motor. Mango In_rior Su segadora nueva ha sido montada en la tabrica con la excepci6n de aqueltas partes que LEVANTAR...
  • Page 22 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 familiarizarse con la ubicaci6n de los diversos controles y ajustes. Guarda este manual para referencia en el futuro. Estos simbolos pueden apareser sobre su segadora o en la llteratura proporcionada con el producto.
  • Page 23 • El movimiento hacia adelante parar& cuando la barra de control que exige la presencia del operador se suelta. Para parar el movimiento hacia adelante sin parar el motor, suelte la barra de control que exige la presencia del operador un poco hasta que se desenganche teojos de seguridad o protecci6n para los ojos el control de la impulsion.
  • Page 24 Usted recibe un envase de aceite con la d_.°RECAUCI6N: No haga funcionar su sega- unidad. Vierta lentamente el envase entero dora sin puerta trasera cerrada o el desviador de aceite en el tubo de relleno del motor. de recortes o sin el recogedor de c0sped, Permita que el aceite se asiente.
  • Page 25 PARA HACER ARRANCAR EL MOTOR CONSEJOS PARA SEGAR Y ACOLCHAR AVISO; Debido alas capas protectopasdel mo- tor, una cantidad pequeSa de humo puede es- IMPORTANTE: Para obtener el meier rendimiento tar presente durante el use inicial del producto mantenga la caja de la segadora sin acumulacion y se debe eonsiderar normal.
  • Page 26 //////.a/ PROG RAMA DE M AN T ENIMIE NTO//_////// QUECOMPLETE S USERVICIO REGULAR /___O_/_,. FECHAS Revlsat sihaysujetadores sueltos Llmplar/In._onar elrecogeder de c_;ped (elvlene equlpado) " Llmplar kl.segadom rnisi_n (seoadoras conpoder propulsor) U.m_i_de_'_ de _. aJbio_ de la kans- (segaderas conpoder p ropulsor) ReVlsar las colTeas y IM poleas Impul- Revisar o/sfilar/cambiat lacuctdlla...
  • Page 27 ESPECIFICACIONES DEL PRODUCTO N_mero de Serie: Fecha de Compra: Capacidad y Tipo de Gasolina: 1.6 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 Bujfa (Abertura: .020") Champion RC 12YC Torsi6n del Perno de la Cuchilla: 35-40 ft.
  • Page 28 RECOGEDOR DE ClaSPED AVISO: A pesar de que los aceites de multi- • El reCogedor de ¢_sped puede ser rociado viscosidad (5W30, 10W30, etc.) mejoran el con el agua de la manguera pero tiene que arranque en clima frio, estos aceites de mul- estar seco cuando se vaya a usar.
  • Page 29 FILTRO DE AIRE SILENCIADOR Su motor no va a funcionar en forma adec- Inspeccione y cambie el silenciador si estd uada si usa un filtro sucio. Limpie el elemento corrofdo puede producir un peligro de incendio del prefiltro de espuma despuds de cada 25 y/o dafio.
  • Page 30 PARA REMOVER LA CORREA DE IMPULSI_)N Remueva la cubierta de la impulsi6n. Rem- ueva la correa empujando hacia abajo en la pelea de la caja de engranajes. Haga descansar la segadora en su lado con el filtro de aira y el earburador mirando haeia arriba.
  • Page 31 Barra de control Inmediatamente prepare su segadora para el Posici6n para segar almacenamiento al final de cada temporada o si exige la presencia deeoperador la unidad no se va a usar per 30 dias o re&s. SEGADORA Cuando se vaa guarder la segadora per cleric per{ode de tiempo, Iimpiela cuidadosamente, Mango remueva toda la mugre, la grasa, las hojas, etc.
  • Page 32 CILINDRO • Cubra su unidad con un forro protector 1. Remueva la buj|a. adecuado que no retenga la humedad. No Vacfe 29 ml (una onza) de aceite a tray,s use pldsUco. El pl._stico no puede respirar, Io del agujero de la bujfa en el cilindro. que permite la formaci6n de condensaci6n, 3.
  • Page 33 CAUSA CORRECCI6N PROBLEMA Falta de 1. Cuchilla desgastada, doblada Ajuste a la posici6n de fuerza o suelta. "Code mds alto." Ajuste a la posicion de Altura de las ruedas dispareja. "Code m&s alto." Velocidad del motor lenta. Limpie/cambie el filtro de aire. Limpie la parte inferior de la Acumulaci6n de c_sped, hojas o basura debajo de la segadora.
  • Page 34 SERVICE NOTES...
  • Page 35 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378772 GEAR CASE ASSEMBLY - - PART NUMBER 180184 15 12 PART DESCRIPTION 183497 Case, Lower 183498 Case, Upper 183499 Gear, 27 Teeth 183500 Lever, Clutch 183501 Spring, Return 183502 Shaft, Input...
  • Page 36 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378772...
  • Page 37 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378772 PART PART DESCRIPTION DESCRIPTION 183485 Upper Handle, with Grip 175000X004 Selector Spring 151721X479 Lower Handle 165762)(004 Axle Arm Assembly LR 180955 Control Bar 180625 Hubcap 133107 184193 Bolt Engine Zone Control Cable...
  • Page 38 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378772...
  • Page 39 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378772 PART PART DESCRIPllON DESCRIPTION Ddve Cover 184586 Control Cable Assembly 175065 Hex Range Nut 167387 Bearing, Wheel Adjuster 132010 Locknut #10-24 137052 Drive Pulley 751152 Kit, Wheel Adjuster, LH 158755 Hex Washer Head Screw 1/4-20 x 2.12...
  • Page 40 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0215-E1 1034_ 619_' 914_' 718 0 s0s_ I J I lossOWNER'S MANUAL I 616 {_ 741' SlA 3 ls_ 2o@...
  • Page 41 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0215-E1 968 _967 443% 163__ 137_ 127_ 2760 _..J 190 _ 670 _ 883_ 842(_=_ 121 CARBURETOR OVERHAUL KIT 524 0 633 _ 104€:_ 127_ 134[_ 163_ 977 CARBURETOR GASKET SET 51 _,.,. _j 1631,__ 51A_/j...
  • Page 42 BRIGGS & STRATrON 4-CYCLE ENGINE MODEL NUMBER 128602-0212-E1 592_ 305_ 1036 LABEL-EMISSION I 1019KIT-LABEL 358 ENGINE GASKET 1005 842© KEY PART PART DESCRIPTION DESCRIPTION 692670 Cylinder Assembly 691137 Screw (Cylinder Head) 399269 Kit-Bushing/Seal 691680 Plug-Oil Drain 299819 • Seal-Oil (Magneto Bide) 691457 Crankshaft 499619...
  • Page 43 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0215-E1 PART PART DESCRIPTION DESCRIPTION 695161 Cup-Flywheel 499631 Ring Set-Piston (Standard) 692299 Plata-Pawl Friction 692785 Ring Set-Piston (.010" O.S,) 261505 Pawt-Ratchet 692786 Ring Set-Piston (.020" O.S,) 231082 Nut (Governor Control Lever) 692787 Ring Set-Piston (.030" O.S.) 499621 Dipstick 691866...
  • Page 44 ©Se_s, Roebuck andCo. ® Registered Trademark / Trademark / Service Mark of Sears, Roebuck and Co. ® Marca Registrada / Mama de Fdbdca / Mama de Sewicio de Seers, Roebuck and Co. Marque de commerce / Marque d_pos_e de Sears, Roebuck and Co. 184181 Rev, 1 10.03.02...