Craftsman 917.378490 Owner'S Manual Download Page 42

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Summary of Contents for 917.378490

Page 1: ... Power Propelled 21 Rear Discharge Model No 917 378490 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: ... 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 3 817 WA Heffman Estates IL 60179 IMPORTANT This cutting machine is capable of amputating hands and feet and throw ing objects Failure to observe the following safety instructions could resul...

Page 3: ...e motor and check immediately for the cause Vibra tion is generally a warning of trouble Always wear safety goggles or safety glasses with side shields when operating II SLOPE OPERATION Slopes are a major factor related to slip and fall accidents which can result in severe injury All slopes require extra cau tion If you feel uneasy on a slope do not mow it DO Mow across the face of slopes never up...

Page 4: ...s of dependable operation But like all prod ucts it may require repair from time to time That s when having a Repair Protec tion Agreement can save you money and aggravation Purchase a Repair Protection Agreement now and protect yourself from unexpected hassle and expense Here s what s included in the Agreement Expert service by our 12 000 profe sional repair specialists Unlimited service and no c...

Page 5: ...nd service centers Some of these accessories may not apply to your lawn mower LAWN MOWER PERFORMANCE CLIPPING DEFLECTORS FOR REAR DISCHARGE LAWN MOWERS GRASS CATCHERS _ FOR REAR DISCHARGE LAWN MOWERS STABILIZER GRASS CATCHERS FOR SIDE DISCHARGE LAWN MOWERS LAWN MOWER MAINTENANCE MUFFLERS AIR FILTERS SPARK PLUGS BELTS BLADES BLADE ADAPTERS WHEELS ENGINE OIL 5 ...

Page 6: ...ghly for additional loose parts HOWTO SET UPYOUR LAWN MOWER TO UNFOLD HANDLE IMPORTANT Unfold handle carefully so as not to pinch or damage control cables 1 Raise handles until lower handle sec tion locks into place in mowing position 2 Remove protective padding raise up per handle section into place on lower handle and tighten both handle knobs 3 Remove handle padding holding operator presence co...

Page 7: ... oil cap with dipstick Primer Grass catcher Muffler Gasoline filler cover Air filte_ Housing Wheel 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 Com mission The ...

Page 8: ...ift the front wheels off the ground while turning lawn mower DRIVE CONTROL ADJUSTMENT Over time the drive control system may become loose resulting in decreased speed There is a thumbscrew on the underside of the drive control housing to increase tension on the drive cable Pro ceed as follows 1 Turn unit off and disconnect spark plug wire from spark plug 2 Rotate thumbscrew counter clockwise to ti...

Page 9: ...carburetor cleaner products in the fuel tank or permanent damage may occur Engine oil cap BEFORE STARTING ENGINE ADD OIL Your lawnmower is shipped without oil in the engine For type and grade of oil to use see ENGINE in the Maintenance section of this manual CAUTION DO NOT overfill engine with oil or it will smoke heavily from the muffler on startup 1 Be sure lawnmower is level 2 Remove oil dipsti...

Page 10: ...ine 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 recur the grass clippings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed Also the mulched grass w...

Page 11: ...o receive full value from the warranty operator must maintain unit as instructed in this manual Some adjustments will need to be made periodically to properly maintain your unit At least once a season check to see if you should make any of the adjustments described in the Service and Adjustments section of this manual At least once a year replace the spark plug clean or replace air filter element ...

Page 12: ... hardened washer into blade adapter and crankshaft 4 Use block of wood between blade and lawn mower housing and tighten the blade bolt turning clockwise The recommended tightening torque is 35 40 ft Ibs IMPORTANT Blade bolt is heat treated If bolt needs replacing replace only with approved bolt shown in the Repair Parts section of this manual Blade adapter Crankshaft Key keyway Blade Blade bolt sh...

Page 13: ...low oil to settle 7 Continue adding small amounts of oil rechecking the dipstick until oil level settles at FULL DO NOT overfill or engine will smoke heavily from the muffler on startup 8 Always be sure to retighten oil dipstick before starting engine 9 Reconnect spark plug wire to spark plug AIR FILTER Your engine will not run properly and may be damaged by using a dirty air filter Replace the ai...

Page 14: ...peration section of this manual REAR DEFLECTOR The rear deflector attached between the rear wheels of your mower is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator mowing position If the deflector becomes damaged it should be replaced TO REMOVE DRIVE BELT 1 Remove drive cover and belt keeper 2 Remove belt from gearcase pulley by pushi...

Page 15: ...iod 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 sec tion of this manual 2 Lubricate as shown in the Maintenance section of this manual 3 Be sure that all nuts bolts screws and pins are securely fastened Inspect moving parts for damage breakage and wear Replace if necessary 4 Touch up all rusted or...

Page 16: ...R 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 ...

Page 17: ...ht is too low 2 Rear of mower housing or blade dragging in grass 3 Grass catcher too full 4 Handle height position not right for you 1 Belt wear 2 Belt off of pulley 3 Drive cable worn or broken 4 Loose drive control system CORRECTION 2 3 4 6 Raise cutting height Raise cutting height Clean replace air filter Clean underside of mower housing Check oil level Cut at slower walking speed 1 Replace bla...

Page 18: ...n uso en los Estados Unidos Esta Garantia le otorga derechos legales especfficos y puede que tambi_n tenga otros derechos que varian de estado a estado Sears Roebuck and Co D 817WA Hoffman Estates IL 60179 USA IMPORTANTE Esta maquina cortadaora es eapaz de amputar las manos y los manos y los pies y de Ianzar objetos Si no se observan Ias instrucciones de seguridad siguientes se pueden producir Ies...

Page 19: ...ecuencia en las cuestas Estos accidentes ocurren debido a resbaIadas o eafdas las euales pueden resuttar en graves lesiones Operar la recortadora en cuestas requiere mayor concentraciSn Si se siente inseguro en una cuesta no la recorte 19 HACER Puede recortar a trav_s de la superficie de la cuesta nunca hacia arriba y hacia aba o Proceda con extrema precauciSn cuando eambie de direcciSn en las cue...

Page 20: ...ot muchos aSos Pero como todos los productos puede necesitar alguna reparaci6n de tanto en tanto En este caso tenet un Acuerdo de Protecci6n para la Reparaci6n puede hacerles ahorrar dinero y fastidios Compre ahem un Acuerdo de Proteccidn para ta Repamcidn y prot_gese de motestias y gas tos inespetados Un Acuerdo incluye los puntos siguientes Servieio experto de nuestros 12 000 espe cialistas prof...

Page 21: ...o Algunos de estos accesorios tal vez no se apliquen a su segadora RENDIMIENTO DE LA SEGADORA __ DESVIADOR DE RECORTES PARA SI GADORAS CON DESCARGA TRASERA RECOREDOR _ PAPA SEGADORAS CON DESCARGA TRASERA ESTABILI ZADORES RECOREDOR PARA SEGADORAS CON DESCARGA LATERAL MANTENIMIENTO DE LA SEGADORA SILENCIADORES FILTROS DE AIRE BUJfAS ADAFrAI_RES ACEI_ CORREAS CUCHILLAS DE CUCHILLA RUEDAS DEL MOTOR 21...

Page 22: ...PARA DESDOBLAR EL MANGO IMPORTANTE Despliegue el mango con mucho cuidado para no pellizcar o daSar los cables de control 1 Levante los mangos basra que la secci6n del mango inferior se asegure en su lugar en la posici6n para segar 2 Remueva la euSa proteetora levante la sec ci6n del mango superior hasta su Iugar en el mango inferior y apriete ambas manillas del mango 3 Remueva la cuSa del mango qu...

Page 23: ...nivel Recogedor de c sped Cebador de de la gasolina Ia impulsion caja Ajustador de Ia rueda en cada rueda IMPORTANTE Este cortac_sped viene SIN ACEITE O GASOLINA en motor CUMPLE CON LOS REQUISITOS DE SEGURIDAD DE LA CPSC Las segadoras a motor que se conducen desde la parte de atr_s rotatorias Sears cumplen con los estAndares de seguridad del American National Standards Institute y de la U S Consum...

Page 24: ... de apriete manual en la parte trasera de la sede del mando para apretar la tensi6n del cable Proceder de la siguiente manera 1 Apagar Ia unidad y desconectar el cable de bujia de la bujia 2 Rote tomitlo de apriete manual a la izqui erda para tensar el cable impulsor 3 Opere la segadora para probar Ia velocidad del mecanismo 4 Si tas condiciones no mejoran despu_s de los pasos descritos la velocid...

Page 25: ...anque de gasolina No Io Ilene demasiado Use gasotina regular sin plomo nueva y Iim pia con el minimo de 87 octanos No mezcle el aceite con la gasolina Para asegurar que la gasolina utilizada sea fresca compre estanques los euales puedan set utilizados _ildurante los primeros 30 d as PRECAUClON Limpie el aceite o el combustible derramado No almacene derrame o use gasolina eerca de una llama expuest...

Page 26: ...rlo Mantenga la parte superior del motor alred edor del arrancador despejada y sin recortes de c_sped y paja Esto ayudara el flujo del aire del motor y extenderA su duraci6n CONSEJOS PARA SEGAR Y ACOL CHAR IMPORTANTE Para obtener el mejor rendimiento mantenga la caja de la segadora sin acumulacion de cesped y basura Vea LIMPIEZA _en la seccion de Mantenimento de este manual La cuchilla acolchadora...

Page 27: ... valor de Ia garantia el operador tiene que mantener la segadora segOn las instrucciones descritas en este manual Hay algunos ajustes que se tienen que hacer en forma perid dica para poder mantener su unidad adecuadamente AI menos una vez cada estacidn comprobar si es necesario efectuar los ajustes descritos en las secciones de Servicio y Ajustes de este manual Una vez al a_o cambie la bujia limpi...

Page 28: ...nas condiciones para que funcione en forma adec uada Cambie el adaptador si est daSado PARA CAMBIAR LA CUCHILLA 1 Ponga el adaptador de la cuchilla en el cigueSal del motor Aseg_rese que la ranura del adaptador y que el chavetero del cigue 5al esten alineados 28 2 Ponga la cuchilla en el adaptador de _sta alineando los dos 2 agujeros en la cuchitla con las salientes etevadas en el adaptador 3 Aseg...

Page 29: ...el aceite en un recipiente id6neo Mueva la segadora de arras para adelante para re mover todo el aceite que se haya quedado atrapado dentro deI motor 4 Limpie todo el aceite derramado en la sega dora yen el lado del motor 5 Echar aceite despacio en el conducto deI aceite parAndose a intervalos regulares para eontrolar el nivel del aceite con Ia varilla 6 Parar de aSadir aceite cuando se alcanza la...

Page 30: ...e OperaciSn de este manual DESVIADOR TRASERO Se proporciona un desviador trasero adjunto entre las ruedas traseras de su segadora para reducir a un mfnimo la posibilidad que objetos sean lanzados hacia afuera de la parte trasera de la segadora en Ia posiciSn en donde se encuentra el operador Si se dafia el desviador debe cambiarse PARA REMOVER LA CORREA DE IMPULSION 1 Remueva la cubierta de Ia imp...

Page 31: ... de tiempo limpiela cuidadosamente remueva toda la mugre ta grasa las hojas etc Gu_rdela en un area limpia y seca 1 Limpie toda la segadora Vea LIMPIEZA en la secci6n de Mantenimento de este manual 2 Lubriquela segdn se muestra en la secci6n de Mantenimento de este manual 3 Asegdrese de que todas las tuereas y clavijas y todos los pernos y tornillos est_n apretados en foma segura Inspeccione las p...

Page 32: ... lentamente unas cuantas veces para distribuir el aceite 4 Vuelva a montar Ia nueva bujia OTROS No guarde Ia gasolina de una temporada a la otra Cambie el envase de la gasolina si se emp ieza a oxidar La oxidaci6n yio la mugre en su gasolina producir_n problemas Si es posible guarde su unidad en un recinto cerrado y c0brala para protegerla contra el polvo y Ia mugre Cubra su unidad con un forro pr...

Page 33: ...ltura del mango no adecuada para usted 1 Desgaste de la correa 2 La correa estA fuera de la polea 3 Cable de Ia impulsiSn usado o roto 4 E sistema de control del mecanismo impulsor sueltd CORRECCION 1 Eleve la altura de corte 2 Eleve la altura de corte 3 Limpie cambie el filtro de aire 4 Limpie la parte inferior de Ia caja de la segadora 5 Revise el nivel del aceite 6 Corte a una velocidad de reco...

Page 34: ...1 52 51 19 6 91 CRAFTSMAN ROTARY LAWN MOWER MODEL NUMBER 917 378490 93 3 28 7 13 3O 38 21 15 13 9 16 45 37 31 43 47 ...

Page 35: ... 5I 850733X004 O Ring 52 750634 Rope Guide Anti Fold Bracket 89 701313 Rear Skirt 91 18062t Hinge Screw t 4 20 x t 1 4 92 132004 Engine Puttey 93 186362 Hi Pro Key 505 161058 Engine Briggs Stratton Modet Number t86772 I25KO2 O273 EI See Breakdown Hex Head Thread Rolling Screw 3 8 16 x t 1t8 Hex Ftange Nut Wheel 71 33623 Si_ ulder Bott 5 16 18 x 33 71 33500 Washer Fiat 3 8 7I 33000 AxteArm Assembly...

Page 36: ...9 8 12 54 CRAFTSMAN ROTARY LAWN MOWER MODEL NUMBER 917 378490 23 11 18 18 14 13 12 12 11 5 12 23 ...

Page 37: ...ntrol Drive 3I 132010 Hubcap 32 169742 Nut Hex 35 t80915 Locknut Pinion Assembly LH 36 t 85566 Wheet Tire Assembly 38 73800400 E Ring 40 182226 Pinion Assembly RH 41 t 80914 Dust Cover Seat Friction 54 t 85897 Washer Flat I 2 x I I 2 55 t75739 Seiector Knob 57 183993 Diec Drive Spring Torsion Paw_ Retainer Drive LH Pinion Gear Retainer Drive RH Drive Cover Hex Flange Nut Puiiey Hail Drive Kit Whee...

Page 38: ... 4 77881 Bearing 5 57079 Washer 6 174918 Drive Shaft 2I FWGD 7 160817 Washer Thrust 8 174916 Gear Case Lower FWSS 9 160818 Bearing Needle Thrust 10 850848 Key Hi pro 11 17I 755 Gear Helical 12 12000003 E Ring 13 183863 Shaft Worm 14 182225X004 Return Arm 15 169738X004 Bracket Transmission 16 86447 Plug 750369 Grease 185567 Kit Gearcase Replacement NOTE All component dimensions given in U S inches ...

Page 39: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K02 0273 E1 I 1019 LABEL KITI 635 5 IS8 2o_ 52511 524 710_ 306 307 39 ...

Page 40: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K02 0273 E1 425 _88 968 445 443_ 977 CARBURETOR GASKET SET 365 276 _ 127 _29 _ 9_7_0 _ 163_ 127_ f 633 617 I 137 276_ 276 4O ...

Page 41: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K02 0273 E1 969 _ 304 305 I 1036 EMISSIONS LABEL I 332 _ 324 23 65 592 _ 58 ___ 689 597_ 41 ...

Page 42: ...on Assembly 030 Oversize 26 499425 Ring Set Piston Standard 499426 Ring Set Piston OlO Oversize 499427 Ring Set Piston O2O Oversize 499428 Ring Set Piston O3O Oversize KEY PART NO NO 27 691866 28 499423 29 499424 32 691664 32A 695759 33 262651 34 262652 35 691270 36 691270 37 694086 40 692194 43 691997 45 690548 46 691449 48 498826 50 497465 51 272199 54 691650 55 691421 58 692259 60 281434 65 690...

Page 43: ... Dipstick 691923 Grommet 92613 Bolt Governor Control Lever 698589 Screw Control C_ver 692342 Cover Breather Passage 691879 Gasket Breather Passage 690800 Nut Rewind Starter 691696 Screw Pawl Friction PIate KEY PART NO NO DESCRIPTION 60I 6O4 6O8 613 615 616 617 62I 633 635 668 670 684 689 718 74I 745 842 847 85I 868 869 870 871 92I 922 923 957 966 968 969 970 972 975 976 977 1019 1036 1059 1210 121...

Page 44: ...onics call or go on line for the nearest Sears Parts and Repair Center 1 800 488 1222 Anytime day or night U S A only www sears com To purchase a protection agreement U S A or maintenance agreement Canada on a product serviced by Sears 1 800 827 6655 U S A 1 800 361 6665 Canada Para pedir servicio de reparaciSn a domicilio y para ordenar piezas 1 888 SU HOGAR sm 1 888 784 6427 Au Canada pour servi...

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Craftsman 917.378490, Owner'S Manual

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