Craftsman 917.378771 Owner'S Manual Download Page 43

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Summary of Contents for 917.378771

Page 1: ...epower Power Propelled 21 Rear Discharge Model No 917 378771 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: ...nited States This warranty applies only while this product is used in the United States This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Sears Roebuck and Co D 817 WA Hoffman Estates Illinois 60179 IMPORTANT This cutting machine is capable of amputating hands and feet and throwing objects Failure to observe the following safety instruc...

Page 3: ...ed before starting the engine motor If the equipment should start to vibrate abnormally stop the engine motor and check immediately for the cause Vibration is generally a warning of trouble Always wear safety goggles or safety glasses with side shields when operating mower II SLOPE OPERATION Slopes are a major factor related to slip and fall accidents which can result in severe injury All slopes r...

Page 4: ...parts or allow objects to be thrown Frequently check components and replace with manufacturer s recommended parts when necessary Mower blades are sharp and can cut Wrap the blade s or wear gloves and use extra caution when servicing them Do not change the engine governor setting or overspeed the engine These accessories were available when this lawn mower was produced They are not shipped with you...

Page 5: ...ing materials except padding between upper and lower handle and padding holding operator presence control bar to upper handle 4 Roll lawn mower out of carton and check carton thorougly for additional loose parts HOW TO SET UP YOUR LAWN MOWER TO UNFOLD HANDLE IMPORTANT Unfold handle carefully so as not to pinch or damage control cables 1 Raise handles until lower handle section locks into place in ...

Page 6: ...line filler cap Housing Air filteJ Primer Nheel adjuster on each wheel IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE in the engine MEETS CPSC SAFETY REQUIREMENTS Sears rotary walk behind power lawn mowers conform to the safety standards of the American National Standards Institute and the U S Consumer Product Safety Commis sion The blade turns when the engine is running Operator pre...

Page 7: ... To keep drive control engaged when turning comers push down on handle and lift front wheels off ground while turning lawn mower Operator presence control bar Drive control FAST SLOW I Iii 11 I ENGINE ZONE CONTROL ACAUTION Federal regulations require an engine control to be installed on this lawn mower in order to minimize the risk of blade contact injury Do not under any circumstances attempt to ...

Page 8: ... before starting engine Check oil level before each use Add oil if needed Fill to full line on dipstick Change the oil after every 25 hours of operation or each season You may need to change the oil more often under dusty dirty conditions ADD GASOLINE Fill fuel tank to bottom of tank filler neck Do not overfill Use fresh clean regular unleaded gasoline with a minimum of 87 octane Do not mix oil wi...

Page 9: ...ry before using Keep top of engine around starter clear and clean of grass clippings and chaff This will help engine air flow and extend engine life MULCHING MOWING TIPS IMPORTANT For best performance keep mower housing free of built up grass and trash See CLEANING in the Maintenance section of this manual The special mulching blade will recut the grass clippings many times and reduce them in size...

Page 10: ...abuse or negligence To receive full value from the warranty operator must maintain mower as instructed in this manual Some adjust ments will need to be made periodically to properly maintain your unit All adjustments in the Service and Adjustments section of this manual should be checked at least once each season Once a year replace the spark plug clean or replace air filter element and check blad...

Page 11: ...r and check the key inside hub of blade adapter The key must be in good condi tion to work properly Replace adapter if damaged TO REPLACE BLADE 1 Position the blade adapter on the engine crankshaft Be sure key in adapter and crankshaft keyway are aligned 2 Position blade on the blade adapter aligning the two 2 holes in the blade with the raised lugs on the adapter 3 Be sure the trailing edge of bl...

Page 12: ... REDUCTELF 100 Do not substitute SAE VISCOSITY GRADES F 20 0 30 32 40 60 80 100 3o _o 1o o _ o _o 3o o TEMPERATURE RANGE AWrlCIPATED BEFORE NEXT OIL CHANGE NOTE Although multi viscosity oils 5W30 10W30 etc improve starting in cold weather these multi viscosity oils will result in increased oil consumption when used above 32 F Check your engine oil level more frequently to avoid possible engine dam...

Page 13: ... spark plug and place wire where it cannot come in contact with the spark plug Clean the underside of your lawn mower by scraping to remove build up of grass and trash Clean engine often to keep trash from accumulating A clogged engine runs hotter and shortens engine life Keep finished surfaces and wheels free of all gasoline oil etc We do not recommend using a garden hose to clean lawn mower unle...

Page 14: ... all parts attached to lower handle 2 Remove hairpin cotters from lower handle bracket mounting pin 3 Squeeze lower handle in to remove it from mounting pins 4 Turn lower handle over to raise or lower handle 5 Squeeze lower handle in and position holes onto mounting pins on handle bracket 6 Reassemble upper handle and all parts removed from lower handle Lower ROTATE Mowing position Hairpin Mountin...

Page 15: ...nit will not be used for 30 days or more LAWN MOWER When lawn mower is to be stored for a period of time clean it thoroughly remove all dirt grease leaves etc Store in a clean dry area 1 Clean entire lawn mower See CLEANING in the Maintenance section of this manual 2 Lubricate as shown in the Mainte nance section of this manual 3 Be sure that all nuts bolts screws and pins are securely fastened In...

Page 16: ...Do not store gasoline from one season to another Replace your gasoline can if your can starts to rust Rust and or dirt in your gasoline will cause problems If possible store your unit indoors and cover it to protect it from dust and dirt Cover your unit with a suitable protec tive cover that does not retain moisture Do not use plastic Plastic cannot breathe which allows condensation to form and wi...

Page 17: ...s or other qualified service center Engine flywheel brake is on 1 when control bar is released Bent engine crankshaft 2 Blade adapter broken 3 Blade dragging in grass 4 Cutting height too low 1 Lift on blade worn off 2 Catcher not venting air 3 Grass is too high or wheel 1 height is too low Rear of lawn mower 2 housing or cutting blade dragging in grass Grass catcher too full 3 Handle height posit...

Page 18: ...este en uso en los Estados Unidos Esta Garantia le otorga derechos legales especfficos y puede que tambi_n tenga otros derechos que varfan de estado a estado SEARS ROEBUCK AND CO D 817WA HOFFMAN ESTATES IL 60179 USA MPORTANTE Esta maquina cortadaora es capaz de amputar las manos y los manos y los pies y de lanzar objetos Si no se observan las instrucciones de seguridad siguientes se pueden produci...

Page 19: ...le indicar que existe alguna averfa Siempre use galas de seguridad o anteojos con protecci6n lateral cuando opere la segadora I1 OPERAClON SOBRE LAS CUESTAS Los accidentes ocurren con m s frecuencia en las cuestas Estos accidentes courren debido a resbaladas o caidas las cuales pueden resultar en graves lesiones Operar la recortadora en cuestas requiem mayor concentraci6n Si se siente inseguro en ...

Page 20: ...movimiento o permitir que objetos sean disparados Controlar frecuentemente y cuando sea necesario sustituir con partes aconsejadas por el fabricante Las cuchillas de la segadora esta n afiladas y pueden cortar Cubrir las hojas o Ilevar guantes y utilizar precauciones especiales cuando se efect_a mantenimiento sobre las mismas No cambie el ajuste del regulador del motor ni exceda su velocidad Estos...

Page 21: ...ra de los control que exige la preseneia del operador junto con el mango superior 4 Haga rodar la segadora hacia afuera de la caja de cartbn y revfsela cuidadosamente para verificar si todavia quedan partes sueltas adicionales COMO PREPARAR SU SEGADORA PARA DESDOBLAR EL MANGO IMPORTANTE Despliegue el mango con mucho cuidado para no pellizcar o dafiar los cables de control 1 Levante los mangos hast...

Page 22: ...ustador de la rueda en cada rueda IMPORTANTE Este cortacdsped viene SIN ACEITE O GASOLINA en motor CUMPLE CON LOS REQUISITOS DE SEGURIDAD DE LA CPSC Las segadoras a motor que se eonducen desde la parte de atr_s rotatorias Sears cumplen con los estandares de seguridad del American National Standards Institute y de la U S Con sumer Product Safety Commission La cuchilla gira euando el motor est funci...

Page 23: ...e 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 el control de la impulsi6n Sujete la barra de control que exige la presencia del operador abajo en contra del mango para continuar segando sin autoimpulsi6n Para mantener el control de la impulsi6n enganchado cuando se de vuelta en las ...

Page 24: ... FULL NO sobmllene el motor con aceite o fumard cuando Io valla a arrancar 6 Aseg_rese de apretar la varilla medidora del aceite antes de arrancar el motor Revise el nivel del aceite antes de cada uso Agregue aceite si es necesado Llene hasta la Ifnea de Ileno en la varilla meclidorade nivel Cambie el aceite despu6s de 25 horas de operaci6n o una vez por temporada Puede necesitar cambiar el aceite...

Page 25: ...ecogedor con la manguera de agua regularmente y d_jelo secarse antes de usarlo Mantenga la pade superior del motor alrededor de1 arrancador despejada y sin recortes de c_sped y paja Esto ayudar el flujo del aire del motor y extender su duraci6n CONSEJOS PARA SEGAR Y ACOLCHAR IMPORTANTE Para obtener el mejor rendimiento mantenga la caja de la segadora sin acumulacion de cesped y basura Vea LIMPIEZA...

Page 26: ...cibir todo el valor de la garantla el operador tiene que mantener la segadora segdn las instrucciones descdtas en este manual Hay algunos ajustes que se tienen que hacer en forma perk_lica para poder mantener su unidad adecuadamente Todos los ajustes en la secci6n de Servicio y Ajustes de este manual tienen que ser revisados pot Io menos un vez por cada temporada Una vez al aho cambie la bujfa lim...

Page 27: ... cuchilla y revise el cubo interior de la ranura del adaptador de la cuchilla La ranura tiene que estar en buenas condiciones para que funcione en forma adecuada Cambie el adaptador siest daSado PARA CAMBIAR LA CUCHILLA 1 Ponga el adaptador de la cuchilla en el cigueSal del motor AsegL_rese que la ranura del adaptador y que el chavetero del cigueSal est_n alineados 2 Ponga la cuchilla en el adapta...

Page 28: ...cuando se le ha prestado servicio a la caja de engranajes Si se necesita lubricante use solamente aciete Elf Parte No REDUCTELF 100 No use substitutos MOTOR LUBRICACI6N Use solamente aceite de detergente de alta calidad clasificado con la clasificacion SF SJ de servicio API Seleccione la calidad de viscosidad SAE seg_n su temperatura de operaci6n esperada CAUDADES DE VISCOSIDAD DE SAE AVISO A pesa...

Page 29: ...acto con _sta Limpie la parte infedor de su segadora rasp_ ndola para remover la acumulaci6n de cdsped y basura Limpie el motor a menudo para evitar que se acumule la basura Un motor tapado funciona mds caliente y se acorta su duraci6n Mantenga las superficies pulidas y las ruedas sin gasolina aceite etc No recomendamos el uso de una manguera de jardfn para limpiar la segadora a menos que el siste...

Page 30: ...e 4 Gire el mango inferior por encima para levantar o bajar el mango 5 Vuelva a montar las clavijas de horquilla por encima de las clavijas de montaje 6 Vuelva a montar el mango superior y todas las partes removidas del mango inferior Mango GIRAI_ PARA MONTAR Y ADJUNTAR EL RECOGEDOR DE ClaSPED 1 Ponga el bastidor del recogedor de c_sped en la bolsa del c_sped con la parte dgida de la bolsa en la p...

Page 31: ...dahadas quebradas o desgastadas Cambielas si es necesario 4 Retoque todas las superficies que est_n oxidadas o con la pintura picada use una lija antes de pintar MANGO Puede doblar el mango de su segadora para almacenarla 1 Apriete los extremos infedores del mango inferior entre st hasta que el mango inferior quede separado del puntal del mango luego muevalo hacia adelante 2 Suelte los pernos de m...

Page 32: ...ubra su unidad con un forro protector adecuado que no retenga la humedad No use pldstico El pl_ stico no puede respirar Io que permite la formaci6n de condensaci6n Io que producir la oxidaci6n de su unidad IMPORTANTE Nunca cubra la segadora mientras el motor y las areas de escape to davia estan calientes A0_PRECAUCl6N Nunca almacene la segadora con gasolina en el estanque dentro de un edificio en ...

Page 33: ... mango no adecuada para usted 1 Desgaste de la correa 2 La correa estd fuera de la polea 3 Cable de la impulsi6n usado o roto 4 Suciedad en piSones del mecanismo impulsor CORRECCI_N 1 Ajuste a la posici6n de Corte mds alto 2 Ajuste a la posici6n de Code mas alto 3 Limpie cambie el filtrode aire 4 Limpie la parte inferiorde la caja de la segadora 5 Revise el nivel del aceite 6 Corte a una velocidad...

Page 34: ...SERVICE NOTES 34 ...

Page 35: ... 183501 Spring Return 6 183502 Shaft Input 7 183503 Dog Movable 8 183504 Dog Fixed 9 183505 Wire Formed 10 183506 Searing Ball 11 183507 Fork Shift 12 183508 Seal Output Shaft 13 183509 Washer 14 183510 Seal Case 15 183511 Bushing 16 183512 Shaft Output 17 183513 Screw 18 183514 Seal Input Shaft NOTE Use Dow Coming 709 to reseal Gear Case Halves NOTE All component dimensions given in U S inches 1 ...

Page 36: ...CRAFTSMAN ROTARY LAWN MOWER MODEL NUMBER 917 378771 85 83 86 19 8 84 35 7 31 28 21 31 34 36 j 21_ 3938 13 11 _ _ I0 30 44 25 27 26 35 43 46 ...

Page 37: ...racket Assembly Right 83 164265 SpringLH 84 165108 SpringRH 85 700644 Keps Locknut 1 4 20 86 144929 RopeGuide 87 111100X Rear Skirt 88 83816 Hinge Screw 1 4 20 x 1 1 4 161058 Engine Pulley _ 183520 Hi Pro Key 505 Engine Briggs Stratton ModelNumber 128602 0215 E1 See Breakdown Hex Head Thread RoilingSraw 3 8 16 x 1 1 8 Hex Flange Nut Wheel Shoulder Bolt 5 16 18 x 33 Axle ArmAssembly RR SetectorKnob...

Page 38: ...54 9 11 CRAFTSMAN ROTARY LAWN MOWER MODEL NUMBER 917 378771 16 14 38 41 13 12 35 36 11 8 18 14 16 13 15 55 ...

Page 39: ... 2 12 31 132010 V Belt 32 137052 Spring Retainer 35 151521 Hubcap 36 180184 Locknut 37 137090 Wheel Tire Assembly 38 63601 E Ring 41 151520 Pinion 54 181371 Dust Cover 55 175739 FeltWasher 57 175058 Washer 1 2x1 1 2 x 134 Selector Knob Pan Head Tapping Screw 10 24 x 2 3 4 Drive Cover Hex Flange Nut Drive Pulley Wheel Adjuster Assembly Left Gear Case Assembly See Breakdown Spdng Locknut 1 4 20 Whee...

Page 40: ...RA I I ON 4 CYCLE ENGINE MODEL NUMBER 128602 0215 E1 238 _ 1034_ 619_ lO _ 529 584_ 58_ 2271 _ 1615_ 5o5__J 616 25 I 270 32_J 1095 VALVE OVERHAUL KIT __1o t 307 741 14E 718 I 1058 OWNER S MANUAL I 24_ 15_ 2o 4O ...

Page 41: ...I ON 4 CYCLE ENGINE MODEL NUMBER 128602 0215 E1 3_ 1251 163 127_ 13o 9s _ 51 _ J 104 842 0 524_ 276 _ 202 209 190_ 670 _ 977 CARBURETOR GASKET SET 1 51 F 1631_ 51A 968 _f967 443_ 445 121 CARBURETOR OVERHAUL KIT 41 ...

Page 42: ...9819 SeaI Oil MagnetoSide 16 691457 4 499619 Sump Engine 20 399781 5 695276 Head_ ylinder 22 691092 7 695166 Gasket CylinderHead 23 697610 8 495786 Breather Assembly 24 222698 9 272481 Gasket Breather 25 690021 10 691125 Screw Breather Assembly 694167 11 691260 Tube Breather 694168 12 692232 Gasket Crankcase 694169 42 DESCRIPTION Screw Cylinder Head Plug Oil Drain Crankshaft Seal Oil PTO Side Scre...

Page 43: ...w Air Cleaner Cover 443 690255 Screw Air Cleaner Primer Base 445 697029 Filter Air Cleaner Cartridge KEY PART NO NO DESCRIPTION 455 695161 Cup Rywheel 456 692299 Plate Pawl Friction 459 281505 PawI Ratchet 505 231082 Nut Governor ControlLever 523 499621 Dipstick 524 692296 SeaI DipstickTube 525 495265 Tube Dipstick 529 692937 Grommet 562 94852 Bolt Governor Control Lever 584 692342 Cover Breather ...

Page 44: ...3 6937 1 888 784 6427 w ww sears ca ANN H neC entrai J For the replacement parts accessories and owner s manuals that you need to do it yourself call Sears PartsDirectS_ 1 800 388 PART 6a m 11 p m 7days aweek 1 800 366 7278 U S A only www seam _mtpadsdirect To purchase or inquire about a Sears Service Agreement or Sears Maintenance Agreement 1 800 827 6655 u s 1 800 361 6665 Canada 7 a m 5 p m CST...

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