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Craftsman 917.378640 Owner's Manual
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Craftsman 917.378640 Owner's Manual

Craftsman 917.378640 Owner's Manual

Rotary lawn mower 7.0 horsepower power-propelled 21" rear discharge
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Owner's Manual
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ROTARY LAWN MOWER
7.0 Horsepower
Power-Propelled
21" Rear Discharge
Model No.
917.378640
• EspaSol, p. 18
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 917.378640

  • Page 1 ROTARY LAWN MOWER 7.0 Horsepower Power-Propelled 21" Rear Discharge Model No. 917.378640 • EspaSol, p. 18 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 Warranty service is available by returning the Craftsman power mower to the nearest Sears Parts & Repair Center in the United States. This warranty applies only while this product is used in the United States.
  • Page 3 I. GENERAL OPERATION II. SLOPE OPERATION • Read, understand, and follow all Slopes are a major factor related to slip instructions on the machine and in the and fall accidents which can result in manual(s) before starting. Be thoroughly severe injury. All slopes require extra cau- familiar with the controls and the proper tion.
  • Page 4 Record both serial number and date of purchase in space provided above. Repair Protection Agreements Congratulations on making a smart pur- Fast help by phone - phone support chase. Your new Craftsman® product is from a Sears technician on products designed and manufactured for years of requiring in-home repair, plus conve- dependable operation.
  • Page 5 These accessories were available when this lawn mower was produced. They are not shipped with your mower. They are also available at most Sears retail outlets and service centers. Some of these accessories may not apply to your lawn mower. LAWN MOWER PERFORMANCE CLIPPING...
  • Page 6 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- ments section of this manual.
  • Page 7 KNOW YOUR LAWN MOWER READ THIS 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 8 NOTE: If after releasing the drive control The operationof any lawn the mower will not roll backwards, push mowercan result in foreign the mower forward slightly to disengage objectsthrown intothe drive wheels. eyes,which can result in • To keep drive control engaged when severeeye damage.
  • Page 9 TO CONVERT MOWER A CAUTION: DO NOT overfill engine with oil, or it will smoke heavily from the muffler Your lawn mower was shipped ready to be on startup. used as a mulcher. To convert to bagging: 1. Be sure lawnmower is level. •...
  • Page 10 TO STOP ENGINE = Keep top of engine around starter clear and clean of grass clippings and chaff. = To stop engine, release operator pres- This will help engine air flow and extend ence control bar. engine life. TO START ENGINE MULCHING MOWING...
  • Page 11 MAINTENANCE SCHEDULE /_:;,_°_o_y REGO RSERV,CE AS YOU COMPLETE Lubrication It#' CheckTires Check DriveWheels (Power-Propelled Mowers) Check for Loose Fasteners Clean/Inspect Grass Catcher (If Equipped) Clean Lawn Mower RE Clean Under Drive Cover (Power-Propelled Mowers) Check drive belt/pulleys (Power-Propelled Mowers) Check/Sharpen/Replace Blade Clean Battery/Recharge IElectdc Start MowersI Check Engine Oil Level...
  • Page 12 LAWN MOWER 3. Be sure the trailing edge of blade (op- posite sharp edge) is up toward the Always observe safety rules when per- engine. forming any maintenance. 4. Install the blade bolt with the lock TIRES washer and hardened washer into •...
  • Page 13 GEAR CASE 6. Stop adding oil when you reach the FULL mark on the dipstick. Wait a • To keep your drive system working minute to allow oil to settle. properly, the gear case and area around 7. Continue adding small amounts of oil, the drive should be kept clean and free rechecking the dipstick until oil level of trash build-up.
  • Page 14 MUFFLER • Clean the underside of your lawn mower by scraping to remove build-up of grass Inspect and replace corroded muffler as it and trash. could create a fire hazard and/or damage. • Clean engine often to keep trash from SPARK PLUG accumulating.
  • Page 15 ENGINE ENGINE SPEED Your engine speed has been factory set. Do not attempt to increase engine speed or it may result in personal injury. If you believe thatthe engine is running too fast or too slow, take your lawn mower to a Sears or other quali- Lower fied service center for repair and adjustment.
  • Page 16 ENGINE ENGINE FUEL SYSTEM Drain oil (with engine warm) and replace with clean engine oil. (See "ENGINE" in IMPORTANT: It is important to prevent the Maintenance section of this manual). gum deposits from forming in essential CYLINDER fuel system parts such as carburetor, fuel 1.
  • Page 17 TROUBLESHOOTING - See appropriate section in manual unless directed to a Sears Service Center. PROBLEM CAUSE CORRECTION Loss of power 1. Rear of mower housing or 1. Raise cutting height. blade dragging in grass. 2. Cutting too much grass. 2. Raise cutting height. 3.
  • Page 18 Contratapa GARANTiA LIMITADA DE DOS AI_IOS PARA LA SEGADORA A MOTOR CRAFTSMAN Per dos (2) aSos, a partir de la fecha de compra, cuando esta Segadora Craftsman se mantenga, lubrique y afine segSn las instrucciones para la operaci6n y el mantenimiento en el manual del dueSo, Sears repararA gratis todo defecto en el material y la mane de obra.
  • Page 19 HACER: I. OPERAClON • Antes de empezar, debe familiarizarse comple- • Puede recortar a trav6s de la superficie de tamente con los controles y el uso correcto de la cuesta, nunca hacia ardba y hacia abajo. la maquina. Para esto, debe leer y comprender Proceda con extrema precauci6n cuando todas las instrucciones que aparecen en la ma- cambie de direcci6n en las cuestas.
  • Page 20 • Ayuda rapida por telefono - soporte tele- nuevo producto Craftsman® estA diseSado f6nico per parte de un t6cnico Sears sobre y fabricado para funcionar de modo fiable por productos que requieren un arreglo en casa, muchos aSos.
  • Page 21 Estos accesorios estaban disponibles cuando se produjo la segadora. No son facilitados junto al ¢ortacesped. Est&n disponibles en la mayoria de las tiendas de Sears yen los centros de servicio. Algunos de estos accesorios tal vez no se apliquen a su segadora. RENDIMIENTO DE LA SEGADORA DESVlADOR...
  • Page 22 Lea estas instrucciones y el manual comple- Barra de control c 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 Inferior Su segadora nueva ha side montada en la f&brica con la excepci6n de aquellas partes que LEVANTAR...
  • Page 23 FAMILIARICESE CON SU S EGADORA LEA ESTE MANUAL DEL DUENO 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. Guarde este manual para referencia en el futuro. Estos simbolos pueden apareser sobre su segadora o en la literatura proporcionada con el producto.
  • Page 24 AJUSTE DEL MANDO La operaci6n de cualquier Ocasionalmente, et sistema de mando puede segadora puede hacer que salten "aflojarse", provocando una disminuci6n de la objetos extrafios dentro de sus velocidad. Hay un tornillo de apriete manual en la ojos, Io que puede producir dafios parte trasera de la sede del mando para apretar la graves en _stos.
  • Page 25 • Parapasara la opercai6n d eacolchamiento, Usted recibe un envase de aceite con la remover l arecolectora d ehierbay cerrarla unidad. Vierta lentamente el envase entero _puerta trasera. de aceite en el tubo de retleno del motor. RECAUCION: Nohagafuncionar s usega- Inserte y apriete la varilla medidora de dorasinpuertatrasera cerrada o el desviador aceite.
  • Page 26 PARA PARAR EL MOTOR • Mantenga la parte superior del motor, alred- edor del arrancador, despejada y sin recortes • Para parar el motor, suelte la barra de con- de c_sped y paja. Esto ayudarA el flujo del troles que exigen la presencia del operador. aire del motor y extenderA su duraci6n.
  • Page 27 PROQRAMA DE MANTENIMIENTO _-_'_ Lubricaci6n Controlar losneum_.ticos Controlar lasruedas motrices Revisar s ihaysujetadores sueltos (segadoras con poder propulsor) Limpiar/inspecoionar el recogedor de c_sped (siviene equipado) Limpiar l asegadora delacubierta d e latrans- misidn (segadoras conpoder p ropulsor) Limpiar debajo (segadoras sadas con poder propulsor) Revisar l ascorreas y laspoleas impul-...
  • Page 28 PARA CAMBIAR LA CUCHILLA SEGADORA Siempre observe las reglas de seguridad cu- Ponga el adaptador de la cuchilla en el ando haga el mantenimiento. cigueSal det motor. AsegSrese que la ranura del adaptador y que el chavetero del cigue- 5al est6n alineados. LLANTAS Ponga la cuchilla en el adaptador de 6sta •...
  • Page 29 RECOGEDOR DE ClaSPED segadora de atrAs para adelante para re- • El recogedor de c_sped puede ser rociado mover todo el aceite que se haya quedado con el agua de la manguera pero tiene que atrapado dentro del motor. estar seco cuando se vaya a usar. •...
  • Page 30 SILENClADOR • Limpie el motor a menudo para evitar que se acumule la basura. Un motor tapado fun- Inspeccione y cambie el silenciador si est& corroi- ciona m&s catiente y se acorta su duraci6n. do puede producir un peligro de incendio y/o daSo. •...
  • Page 31 nando demasiado r&pido o demasiado lento, Ileve su segadora a mas con su centro de servicio Sears o con un otro centro de servicio cualificado. CARBURADOR Su carburador no es ajustable. Si su motor no est& funcionando en forma adecuada debido a problemas que se sospecha vienen del carbu- rador, Ileve su segadora a contacto con su cen-...
  • Page 32 ACEITE DEL MOTOR MOTOR Drene el aceite (con el motor caliente) y SISTEMA DE COMBUSTIBLE c&mbielo con aceite de motor limpio. (Vea "MO- IMPORTANTE: Es importante evitar que se TOR" en la secci6n de Mantenimiento de este formen depositos de coma en partes funda- manual.) mentales del sistema de combustible tales CILINDRO...
  • Page 33 SOLUCION DE PROBLEMAS - Vea la secci6n apropiada en el manual amenos que estd dirigido a un centro de servico Sears. CORRECCI()N PROBLEMA CAUSA Falta de Eleve la attura de corte. 1. Cuchilla desgastada, doblada fuerza o suelta. Eleve la altura de corte. Altura de las ruedas dispareja.
  • Page 34 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378640 3938...
  • Page 35 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378640 KEY PART PART DESCRIPTION NO. NO. DESCRIPTION 186111 Screw Upper Handle, with Grip 144929 151721X479 Lower Handle 165762X004 Axle Arm Assembly, LR 182815 Control Bar 180626 Hubcap 182755 Bolt Engine Zone Control Cable...
  • Page 36 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378640...
  • Page 37 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378640 PART PART DESCRIPTION DESCRIPTION 185685 Gear Case Assembly (See Breakdown) Drive Control Assembly 185566 175262 Lacknut 1/4-20 Screw, Pan Head, Tapping #10-24 x 2-3/4 63601 Screw 182226 185681 Spring 169778 V-Belt...
  • Page 38 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378640 GEAR CASE ASSEMBLY - - PART NUMBER 185566 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...
  • Page 39 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0264-E1 1022 584 _4 505@ 1058 OWNER'S MANUAL I 25 I 32A_J 24 [_ 1095 VALVE OVERHAUL KIT 868_ 15_ 2o_...
  • Page 40 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0264-E1 127_ 190_ 670_ 287_' 121 CARBURETOR OVERHAUL KIT 633 _ 104_ 127_ 134_ 163 {_ 977 CARBURETOR GASKET SET 137_ 276_ s_ _ 6330 163_...
  • Page 41 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0264-E1 592 _ 592 @ 305_ 1211 334 _ 969; 1lO36 L ABEL-EMISSION I 1019 KIT-LABEL 358 ENGINE GASKET SET 585 _ 883 _ 163_ 1005 842_ 5240...
  • Page 42 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0264-E1 PART PART DESCRIPTION DESCRIPTION 692670 Cylinder Assembly 692799,O$+Spacer-Carburetor 399269 Kit-Bushing/Seal 691421 Housing-Rewind Starter 299819 • Seal-Oil (Magneto Side) 692259 Rope-Starter (Cut to Length) 493279 Sump-Engine 281434 Grip-Starter Rope 695276 Head-Cylinder 690837 Screw (Rewind Starter) 695166 •+Gasket-Cylinder Head...
  • Page 43 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0264-E1 PART PART DESCRIPTION DESCRIPTION 694090 Engine Gasket Set 691108 Screw (Rocker Cover) 19069 Flywheel Puller 914A 691127 Screw (Rocker Cover) 691136 Screw (Carburetor) 691465 Cover-Blower Housing 19374 Wrench-Spark Plug 692135 Spring-Brake 695891 Brake 690272 Washer (Governor Crank)
  • Page 44 Your Home For repair - in your home - of all major brand appliances, lawn and garden equipment, or heating and cooling systems, no matter who made it, no matter who sold it! For the replacement parts, accessories owner's manuals that you need to do-it-yourself. For Sears professional installation of home appliances...