Craftsman 917.378900 Owner's Manual
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Craftsman 917.378900 Owner's Manual

Rotary lawn mower 7.0 horsepower power-propelled 21" multi-cut
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Owner's Manual
ICRAFTSMAN°I
ROTARY LAWN MOWER
7.0 Horsepower
Power-propelled
21" Multi-cut
Model No.
917.3789OO
CAUTION:
Read and follow all
Safety Rules and Instructions
before operating this equipment
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A.
VLsitour Craftsman website:www.sears,corn/craftsman

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Summary of Contents for Craftsman 917.378900

  • Page 1 Owner's Manual ICRAFTSMAN°I ROTARY LAWN MOWER 7.0 Horsepower Power-propelled 21" Multi-cut Model No. 917.3789OO CAUTION: Read and follow all Safety Rules and Instructions before operating this equipment Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A. VLsitour Craftsman website:www.sears,corn/craftsman...
  • Page 2 Sears will repair free of charge any defect in material or workman- ship. 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: •...
  • Page 3 I.GENERAL OPERATION • Always wear safety goggles or safety glasses with side shields when • Read, understand, and follow operating mower. instructions on the machine and in the I1oSLOPE OPERATION manual(s) before starting. Be thor- oughly familiar with the controls and Slopes are a major factor related to slip and fall accidents which can result in the proper use of the machine...
  • 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 before restarting. with the engine (motor) running. • Never attempt to make wheel height Disconnect the spark plug wire, and adjustments while the engine (motor) is...
  • Page 5 Read these instructions and this manual HOW TO 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.
  • Page 6 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, Learn and understand their meaning.
  • Page 7 DRIVE CONTROL mowercan result in foreign • Self-propelling is controlled by holding objectsthrownIntothe the operator presence control bar down The operationof any lawn eyes, which can result in to the handle and pushing the drive severe eye damage. control lever forward until it clicks;...
  • Page 8 TO CONVERT MOWER Yourlawn mowerwas shippedreadyto be usedas 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. • To convert to mulching or discharging operation, remove grass catcher and mulcher door close rear door.
  • Page 9 TO EMPTY GRASS CATCHER • Check oil level before each use. oil if needed. Fill to full line on dipstick. 1. Lift up on grass catcher using the • Change the oil after every 25 hours of frame handle. operation or each season.
  • Page 10 TO START ENGINE MULCHING MOWING TIPS NOTE: Due to protective coatings on the IMPORTANT: For best performance, engine, a small amount of smoke may be keep mower housing free of built-up present during the initial use of the grass and trash. See =CLEANING" in the product and should be considered Maintenance...
  • Page 11 MAINTENANCE SCHEDULE _'___._o_, COMPLETE s v,ce REGULAR SERV,CE /_%_xF_..4_.-/_ DATI_s Check for Loose Fasteners Clean/Inspect Grass Catcher (If Equipped) Clean Lawn Mower (Power-Propelled Mowers) t_O Clean Under Drive Cover Check ddve belt/pulleys RE (Power-Propelled Mowers) Check/Sharpen/Replace Blade Lubrication Chart Clean Battery/Recharge IElectric Start Mowers) Check Engine Oil Level N Chan_le Engine Oil...
  • Page 12 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 mower...
  • Page 13 GRASS CATCHER 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 "rEMPERATURIE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE normal use it will wear. If catcher needs NOTE: Although multi-viscosity oils replacing,...
  • Page 14 MUFFLER AIR FILTER Your engine will not run properly using a Inspect and replace corroded muffler as it could create a fire hazard and/or dam- dirty air filter. Clean the foam pre-cleaner after every 25 hours of operation or every age.
  • 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. down on pulley and rolling belt off it. Make sure the frame handle is outside 2.
  • Page 16 Immediately prepare your lawn mower storage at the end of the season or if the control bar 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,...
  • Page 17 • If possible, store your unit indoors cover it to protect it from dust and dirt. 1. Remove spark plug. • Cover your unit with a suitable protec- 2. Pour one ounce (29 ml) of oil through tive cover that does not retain moisture. spark plug hole into cylinder.
  • Page 18 TROUBLESHOOTING appropriate - See section in manual unless directed to a Sears Service Center. PROBLEM CAUSE CORRECTION Poor cut- 1. Worn, bent or loose blade. 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) 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 due_o, Sears reparar&...
  • Page 20 I. OPERACION II. OPERACION SOBRE LAS CUESTAS Los accidentes ocurren con rods frecuencia • Antes de empezar, debe familiadzarse en las cuestas. Estos accidentes ocurren completamente con los controles y el uso debido a resbaladas o cafdas, las cuales correcto de la maquina. Pare esto, debe leer y comprender todas las instrucciones que pueden resultar en graves lesiones.
  • Page 21 • Pare e inspeccione el equipo si le pega a un • Nunca haga funcionar una mdquina dentro de un drea cerrada. objeto. Repdrelo, si es necesario, antes de hacerlo arrancar. • Nunca haga ajustes o reparaciones mientras el motor est6 en marcha. •...
  • Page 22 Lea estas instrucoiones y el manual COMO PREPARAR SU SEGADORA completamente antes de tratar de moRtar 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 dafiar los ACEITE O GASOLINA en 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 familiarizarse con la ubicaci6n de los diversos controles y ajustes. Guarde este manual para referencia en el futuro. Estos s_mbolos pueden apareser sobre su segadora o en la literatura proporcionada con el producto.
  • Page 24 CCONTROL DE LA IMPULSI6N segadora p uedehacerque • La autoimpulsi6n se controla al sujetar la salten objetos extrai_os dentro barra de control que exige la presencia del Laoperaci6n d ecualquier desusojos,Ioquepuede operador hacia abajo en el mango y al producir da_osgraves en _stos.
  • Page 25 PARA CONVERTIR LA SEGADORA Su segadom fue enviada lista para usarse come acolchadora de capa vegetal. Para convertirla a una operaci6n de ensacado o de descarga: SEGADORAS CON DESCARGA TRASERA • Levantar la puerta trasera de cortac_sped y colocar los ganchos del armaz6n de la recolectora de hierba en los pasadores del quicio de la puerta.
  • Page 26 PARA VACIAR EL RECOGEDOR • Cambie el aceite despues de 25 horas de ClaSPED operaci6n o una vez por temporada. Puede necesitar cambiar el aceite mas a menuclo 1. Levante el recogedor de c6sped usando el cuando las condiciones son polvorosas o mango del bastidor.
  • Page 27 PARA HACER ARRANCAR EL MOTOR CONSEJOS PARA SEGAR ACOLCHAR AVISO: Debido alas capas protectoras del motor, una cantidad peque_a de humo puede IMPORTANTE: Para obtener el mejor estar presente durante el uso iniciaI del rendimiento mantenga la caja de la segadora producto y se debe considerar normal.
  • Page 28 Revisar si hay suietadores sueltos Limpiar/inspecoionar el recogedor de cdsped (si viene equipado) Umpiar la segadora misk_ (segadoras con poder propulcor) Umpiar deba o de la cubie_ la trans- sadas (se._adoras con poder propulsor) Revisar las correas y las poleas impul- Revisar o/afilar/cambiar la cuchilla Tabla de lubricaci6n Umpiar ta baterfa/recargar...
  • Page 29 ESPEClFICAClONES DEL PRODUCTO N_imero 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 RC12YC Torsi6n del pemo de la cuchilla: 35-40 FT.
  • Page 30 RECOGEDOR DE ClaSPED CAUDADES DE VISCOSIDAD DE SAE • El recogedor de c_sped 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 SILENCIADOR FILTRO DE AIRE Su motor no va a funcionar en forma Inspeccione y cambie el silenciador si estd corrofdo puede producir un peligro do incendio adecuada si usa un filtro sucio. Umpie el y/o dafio. elemento del prefiltro de ospuma despu6s de cada 25 horas de operaci6n o cada BUJ|AS temporada.
  • Page 32 PARA REMOVER LA CORREA DE IMPULSI6N PARA MONTAR Y ADJUNTAR EL RECOGEDOR DE CriSPED 1. Remueva la cubierta de la impulsi6n. Remueva la correa empujando hacia abajo Ponga el bastidor del recogedor de c6sped en la poisa de la caja de engranajes. en la bolsa del c6sped con la parte rfgida Hags descansar la segadora en su lado de la bolsa en la parte inferior.Asegt_rese...
  • Page 33 Inmediatamente prepare su segadora pare el Barra de com,_'ol que _ exigela presencla del_ DOBLAR ,_/i almacenamiento al final de cada temporada o si la unidad no se va a usar por 30 dfas o operador ////HACIA mds. _'//11 ,_DELAN_ !,7 Mangosup edor"_- ////PAPA .//' SEGADORA...
  • Page 34 ACEITE DEL MOTOR • Si es posible, guarde su unidad en un recinto cerrado y c_lbrala para protegerla Drene el aceite (con el motor caliente) y cdmbielo con aceite de motor limpio. (Vea contra el polvo y la mugre. =MOTOR" en la secci6n de Mantenimiento de •...
  • Page 35 SOLUCION DE PROBLEMAS - Vea la secci6n apropiada en el manual amenos que est6 dirigido a un centro de servico Sears. PROBLEMA CAUSA CORRECCI6N Falta de 1. Cuchilla desgastada, doblada 1, Ajuste a la posici6n de fuerza o suelta. "Code rods alto." Altura de las ruedas dispareja.
  • Page 36 SERVICE NOTES...
  • Page 37 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378900 GEAR CASE ASSEMBLY- - PART NUMBER 175258 KEY PART NO. NO, 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 38 CRAFTSMAN ROTARYLAWN MOWER -- MODEL NUMBER 917.378900...
  • Page 39 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378900 KEY PART KEY PART DESCRIPTION NO. NO. DESCRIPTION 181676 Upper Handle (with Grip) 180626 Hubcap 151721X479 Lower Handle 165912 Bolt 182551 Control Bar 57143 Washer, Wave 133107 176185 Washer EngineZone Control Cable...
  • Page 40 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378900...
  • Page 41 CRAFTSMAN ROTARY LAWN MOWER - - MODEL NUMBER 917.378900 KEY PART KEY PART DESCRIPTION DESCRIPTION Drive Cover 179681 ControlCable Assembly 175065 751152 Locknut #10-24 132010 Hex Flange Nut Hex Washer Head Screw 1/4-20 x 2.12 137052 158755 Ddve Pulley V-Belt...
  • Page 42 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0212-E1 584_4_ 1029_ 238_) 2271 615 0 "<1404 718 0 so5_, IJ 11058 OWNER'S MANUAL 32 _,_ 24 _ 741, ls_ 2o_...
  • Page 43 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0212-E1 443% 842 0 121 CARBURETOR OVERHAUL KIT 524 0 633 @ 104_ 127_ 134_ 73_' 977 CARBURETOR GASKET SET 137_ 276 (_ °A_"_2'°Q 633 (_ 137 O 51 _ 163 _...
  • Page 44 BRIGGS & STRATTON 4=CYCLE ENGINE MODEL NUMBER 128602-0212-E1 592_ 334_ 745_ 703 O I 1036 LABEL-EMISSION I 1°19 KIT'LABEL I 332_ 358 ENGINE GASKET SET 883_ 20(_ 1022 "_ 163_ 1005 8420 524 O PART PART DESCRIPTION DESCRIPTION 692670 Cylinder Assembly 691137 Screw (Cylinder Head) 399269...
  • Page 45 BRIGGS & STRATTON 4-CYCLE ENGINE MODEL NUMBER 128602-0212-EI I_-Y PART I_'Y PART DESCRIPTION DESCRIPTION 692299 Plate-Pawl Friction 499631 Ring Set-Piston (Standard) 281505 PawFRatchet 692785 Ring Set-Piston (.010" O.S.) 697623 Panel 692786 Ring Set-P_ston(.020" O.S,) 231082 Nut (Governor ControlLever) 692787 Ring Set-Piston (.030" O,S.) 499621 Dipstick 691866...
  • Page 46 SERVICE NOTES...
  • Page 47 SERVICE NOTES...
  • Page 48 For repair of major brand appliances in your own home... no matter who made it, no matter who sold it! For repairof carry-inproducts like vacuums, lawnequipment,and electronics, call for the nearest Sears Parts and Repair Center. 1-800-488-1222 Any_e, dayorr_ght (U.SA onty) www.,_ear_o_nl llll ....

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