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Owner's Manual
ICRAFTSMAN'I
6.75 HORSEPOWER
21" REAR DISCHARGE
POWER PROPELLED
ROTARY LAWN MOWER
Model No.
917.378412
•
Safety
•
Assembly
•
Operation
•
Maintenance
•
EspaSol
•
Repair Parts
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this 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 917.378412
- Page 1 917.378412 • Safety • Assembly • Operation • Maintenance • EspaSol • Repair Parts CAUTION: Read and follow all Safety Rules and Instructions before operating this equipment Sears, Roebuck and Co., Hoffman Estates, IL 60179 Visit our Craftsman website: www.sears.com/craftsman...
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Page 2: Power Mower
Parts Ordering ......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 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 look behind and down for small leave the equipment, before cleaning children.
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Page 4: Lawn Mower Maintenance
ALook for _,WARNING: Engine exhaust, some of its this symbol to point out constituents, and certain vehicle important safety precautions. It means CAUTION!!! BECOMEALERT!!! YOUR components contain or emit chemicals known to the State of California to cause SAFETY IS INVOLVED. cancer and birth defects or other reproductive harm. -
Page 5: To Remove Lawn Mower From Carton
Read these instructions and this manual HOWTO SET UP YOUR LAWN in its entirety 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 MANUALAND 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, Learn and understand their meaning.
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Page 7: Drive Control
TO ADJUST CUTTING HEIGHT The operation of any lawn mower can result in foreign Raise wheels for low cut and lower objects thrown into the wheels for high cut, adjust cutting height eyes, which can result in to suit your requirements. Medium severe eye damage. -
Page 8: Before Starting Engine
• I=WARNING: Experience indicates that TO EMPTY GRASS CATCHER alcohol blended fuels (called gasohol or 1. Lift up on grass catcher using the using ethanol or methanol) can attract frame handle. moisture which leads to separation and Remove grass catcher with clippings from under lawn mower handle. -
Page 9: To Stop Engine
MULCHING MOWING TIPS TO STOP ENGINE IMPORTANT: For best performance, • To stop engine, release operator keep mower housing free of built-up presence control bar. NOTE: In cooler weather it may be grass and trash. See "CLEANING" in the Maintenance section of this manual. -
Page 10: Before Each Use
.A,NTENANCESC.EDU'E ASYOOOOMPLETE / Z ' ATES REGULAR SERVICE Check for Loose Fasteners Clean/Inspect Grass Catcher (If Equipped) Clean Lawn Mower CI .=an Lawn CI ,=an Under Clean Under Drive Cover (P)wer-Prop( (Power-Propelled Mowers) Check drive belt/pulleys W CI eck (P :)wer-Propcdrive (Power-Propelled Mowers) R cI ,eck/Sharp, Check/SharpenlReplace Blade... -
Page 11: Product Specifications
PRODUCT SPECIFICATIONS SERIAL NUMBER: DATE OF PURCHASE: GASOLINE CAPACITY/TYPE: 1.5 QUARTS (UNLEADED REGULAR) OILTYPE (API-SF-SJ): SAE 30 (ABOVE 32°F); SAE 5W-30 (BELOW 32°F) OIL CAPACITY: 20 OUNCES SPARK PLUG (GAP: .045") CHAMPION RESISTOR TYPE RJ19LM4 BLADE BOLT TORQUE: 35-40 FT. LBS. The model and serial numbers... -
Page 12: Grass Catcher
GRASS CATCHER NOTE: Although multi-viscosity oils (5W30, 10W30 etc.) improve starting in • The grass catcher may be hosed with cold weather, these multi-viscosity oils water, but must be dry when used. will result in increased oil consumption • Check your grass catcher often for when used above 32°F. -
Page 13: Lawn Mower
TO CHANGE AIR FILTER SPARK PLUG Remove the air filter by turning Replace spark plugs at the beginning clockwise to the stop and pull away each mowing season or after every 100 from collar. hours of operation, whichever occurs first. Remove filter from inside of cover. -
Page 14: Drive Belt
TO ASSEMBLE GRASS CATCHER TO REMOVE/REPLACE DRIVE BELT 1. Remove drive cover. Remove belt 1. Put grass catcher frame into grass bag from gearcase pulley by pushing with rigid part of bag on the bottom. Make sure the frame handle is outside down on pulley and rolling belt off it. - Page 15 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...
- Page 16 OTHER • Cover your unit with a suitable protec- tive cover that does not retain moisture. • Do not store gasoline from one season Do not use plastic. Plastic cannot to another. breathe, which allows condensation to • Replace your gasoline can if your can form and will cause your unit to rust.
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Page 17: Troubleshooting
TROUBLESHOOTING CHART 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. 3. Buildup of grass, leaves 3. Clean underside of and trash under mower, mower housing. - Page 18 GARANTJA LIMITADA DE DOS AI_IOS PARA LA SEGADORA A MOTOR CRAFTSMAN Por dos (2) afios, a partir de la fecha de compra, cuando esta Segadora Craftsman se mantenga, lubrique y afine segt_n las instrucciones para la operaci6n y el mantenimiento en el manual del duefio, Sears reparard gratis todo defecto en el material y la mano de obra.
- Page 19 • Nunca opera la maquina cuando la hierba • Nunca permita que los niSos operen la estd mojada. Aseg0rase siempre de tener m,4quina. buena traccibn en sus pies; mantenga el • Tonga un cuidado extra cuando se acerque mango firmemente y camine; nunca corra. a esquinas donde no hay visibilidad, a los •...
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Page 20: Mantenimiento
_.DVERTENClA: Los homes, terminales y _hBusque es.tesfmbolo que s.e_aLa las pr._ucio- accosoriosrelativosde la bateda conUenen plomo nes de seg_J, ridad de importanc=a. L , t ulere decir- o compuestos de plomo, productosquimicos iliATENCION!!! IiiESTE ALERTOT!! SU conocidosen el Estado de Californiacomo causa SEGURIDAD ESTA COMPROMETIDA. - Page 21 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 mucho cuidado para no pellizcar o daSar los SIN ACEITE O GASOLINA EN EL MOTOR.
- 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. Guarde este manual para referencia en el futuro. Estos simbolos pueden apareser sobre su segadora o en la literatura proporcionada el producto.
- Page 23 PARA AJUSTAR LA ALTURA segadora puede hacer que CORTE salten objetos extraSos dentro Levante las ruedas para el corte bajo y baje operaci6n de cualquier de sus ojos, Io que puede las ruedas para el corte alto., ajuste la altura producir daSos graves en 6stos.
- Page 24 AGREGUE GASOLINA PARA VACIAR EL RECOGEDOR ClaSPED •Llene el estanque de combustible. Use gasolina regular, sin plomo, nueva y limpia 1. Levanta el recogedor de c6sped usando el con el minimo de 87 octanos. (El uso de mango del bastidor. gasolina con plomo aumentard los Remueva el recogedor de cdsped, con los dep6sitos de 6xido de plomo y carbono y se...
- Page 25 PARA HACER ARRANCAR EL MOTOR • Mantenga la parte superior del motor, alrededor del arrancador, despejada y sin NOTA: Debido a las capas protectoras del recortes de c_sped y paja. Esto ayudard el motor, una cantidad pequefia de humo puede flujo del aire del motor y extenderd su estar presente durante el uso inicial del duracibn.
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Page 26: Antes De Cada Uso
..oo ._o..,°,...o Revisar si hay sujetadores sueltos Limpiar/inspeccionar el recogedor de c_sped (el vleli_ equlpadO) Ill# Umpiar la segadora Umpiar debaio _ la cubieda de la trans- misi6n (segadoras con poder propulsor) sadas (se_adoras con poder propulsor) Revisar las correas y las poleas impul- Revisar o/afilar/cambiar la cuchilla 1_/3 Tabla de lubricaci6n... -
Page 27: Del Producto
ESPEClFICAClONES DEL PRODUCTO NOMERO DE SERIE: FECHA DE COMPRA: CAPACIDAD Y TIPO DE GASOLINA: 1.5 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 BUJiA (ABERTURA: .045") CHAMPION RJ19LM4 TORSION DEL PERNO DE LA CUCHILLA:... - Page 28 AVISO: A pesar de que los aceites de RECOGEDOR DE CESPED multiviscosidad (5W30, 10W30, etc.) mejoran • El recogedor de c6sped puede ser rociado el arranque en clima fr{o, estos aceites de con el agua de la manguera pero tiene que multiviscosidad van ha aumentar el consumo estar seco cuando se vaya a usar.
- Page 29 PARA CAMBIAR EL FILTRO DE AIRE BUJ|AS Cambie las bujfas al comienzo de cada Remueva el filtro de aire gir_ndolo en el temporada de siega o despuds de cada 100 sentido en que girela de las manillas del horas de operaci6n, Io que suceda primero. El reloj para apretarla, hasta el tope, y retirelo del collar.
- Page 30 PARA MONTAR Y ADJUNTAR PARA REMOVEPJCAMBIAR LA CORREA DE IMPULSI6N RECOGEDOR DE CESPED 1. Remueva la cubierta de la impulsi6n. Ponga el bastidor del recogedor de c_sped Remueva la correa empujando hacia abajo en la bolsa del c_sped con la parts dgida en la polea de la caja de engranajes.
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Page 31: Aceite Del Motor
Inmediatamente prepare su segadora para el ;[ue almacenamiento al final de cada temporada o DOBLAR operador si la unidad no se va a usar por 30 d[as o m_,s. Mang. SEGADORA Cuando se va a guardar la segadora pot Mango cierto periodo de tiempo, I[mpiela cuidadosamente, remueva toda la mugre, la grasa, las hojas, etc. -
Page 32: Identificacion De Problemas
ClLINDRO • Si es posible, guarde su unidad en un 1. Remueva l a bujia. recinto cerrado y cebrala para protegeda 2. Vacie29 ml (unaonza)de aceite a trav6s contra el polvo y la mugre. delagujero dela bujia • Cubra su unidad con un forte protector en el cilindro. - Page 33 IDENTIFICACION DE PROBLEMAS PROBLEMA CAUSA CORRECCION Falta de fuerza i 1. Cuchilla desgastada, doblada 1. Ajuste a la posici6n de "Code o suelta. mds alto." i2. Altura de las ruedas dispareja. 2. Ajuste a la posici6n de "Code mas alto." 3.
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Page 34: Service Notes
SERVICE NOTES... - Page 35 CRAFTSMAN ROTARY LAWN MOWER-- MODEL NUMBER 917.378412 GEAR CASE ASSEMBLY - - PART NUMBER 175258 PART DESCRIPTION 17490416 Tapping Screw 1/4-20 x 1-1/4 175248X004 Engagement Bracket 137053 Shifter 57072 Seal 48373 Gear Case Halves Kit (Includes Key Numbers 4 and 7)
- Page 36 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378412 '-24 36 j ;2 30 48._...
- Page 37 CRAFTSMAN ROTARY LAWN MOWER-- MODEL NUMBER 917.378412 PART KEY PART NO. NO. DESCRIPTION DESCRIPTION 175391X479 165761X004 Axle Arm Assembly RR Upper Handle 701037 Selector Knob Lower Handle 151721X479 Control Bar 175060X004 Selector Spring 169780 168552 165762X004 Axle Arm Assembly LR...
- Page 38 CRAFTSMAN ROTARY LAWN MOWER -- MODEL NUMBER 917.378412...
- Page 39 CRAFTSMAN ROTARY LAWN MOWER-- MODEL NUMB ER 917.378412 PART PART DESCRIPTION DESCRIPTION DdveCover 145755 Control Cable Assembly 175065 Locknut #10-24 132010 Hex Flange Nut 751152 Hex Washer Head Screw 1/4-20 x 2.12 137052 Drive Pulley 158755 Wheel Adjuster Assembly (Left)
- Page 40 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.016728 126151A 1( \310 0_-307 "306...
- Page 41 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.016728 PART PART DESCRIPTION DESCRIPTION 37465 Cylinder (includes Key #2 and 20) 29752 Nut & Lock Washer, 1/4-28 26727 Dowel Pin 6201 Screw, 1/4-28 x 7/8 • 33734 Breather Element 26756 * Carburetor To Intake Pipe Gasket 36557 Breather Ass'y.
- Page 42 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.016728 PART DESCRIPTION 640271 Carburetor (Includes 184 of Engine Parts List) 31615 Throttle Shaft & Lever Assembly 31767 Throttle Return Spring 631184 Dust Seal Washer 631183 Dust Seal (Throttle) 640070 Throttle Shutter 650506 Shutter Screw...
- Page 43 CRAFTSMAN 4-CYCLE ENGINE MODEL NUMBER 143.016728 PAFrr DESCRIPTION 590702 Recoil Starter 590599A Spring Pin (Includes Key Number 4) 590600 Washer 590696 Retainer 590601 Washer 590697 Brake Spring 590698 Starter Dog 590699 DogSpring 590700 Pulley & Rewind SpringAssembly 590703 Starter Housing Assembly...
- Page 44 For repair of major brand appliances in your own home... no matter who made it, no matter who sold itJ 1-800-4-MY-HOME ® Any'_ne, day or night (u.s.A.andCanada) WWW.Seal_com _t_N_.,sears.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 Anytirne, dayornight(U.SA.
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