Craftsman 917.378400, Owner'S Manual

Page 1: ... Power Propelled 21 Rear Discharge Model No 917 378400 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: ...tates 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 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 ...

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: ...for years 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 ...

Page 5: ... lawn mower is shipped WITHOUT OIL OR GASOLINE in the engine Your new lawn mower has been as sembled at the factory with the excep tion of those parts left unassembled for shipping purposes To ensure safe and proper operation of your lawn mower all parts and hardware you assemble must be tightened securely Use the correct tools as necessary to ensure proper tightness All parts such as nuts washers...

Page 6: ...wer was shipped ready to be used as a mulcher To convert mower to bagging see TO CONVERT MOWER in the Operation section of this manual TO PREPARE BATTERY NOTE Your battery must be charged before you can start your lawn mower 1 Disconnect engine battery connector male from battery connector female 2 Connect battery charger connector male to battery connector female 3 Plug battery charger into 110 v...

Page 7: ...ck Primer Grass catcher Muffler Gasoline filler cal cover Air filtel 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 blade turns when...

Page 8: ...o lift 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...

Page 9: ...y 25 hours of operation or each season You may need to change the oil more often under dusty dirty conditions See TO CHANGE ENGINE OIE in the Mainte nance section of this manual 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 with gasoline Purchase fuel in quantities that can be used with...

Page 10: ...the right side of a rear discharge mower mow in a clockwise direction with a small overlap to collect the clippings on the next pass Pores in cloth grass catchers can be come filled with dirt and dust with use and catchers will collect less grass To prevent this regularly hose catcher off 10 with water and let dry before using Keep top of engine around starter clear and clean of grass clippings an...

Page 11: ...e 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 and chec...

Page 12: ...ter 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 12 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 shaft bolt washer Trailing edge Bl...

Page 13: ... allow 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...

Page 14: ... 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 fromgearcasepulleybypush ing down on pulley and rolling belt off it 3 Turn lawn mower on its s...

Page 15: ... 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 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...

Page 16: ... connector and charge battery 48 hours OTHER 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 bre...

Page 17: ...de worn off 3 Catcher not venting air 1 Grass is too high or wheel height 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 1 Replace blade Tighten blade bolt 2 Set all wheels at same height 3 Clean underside of mower housing 1 R...

Page 18: ...o este en use en los Estados Unidos Esta Garanfia le otorga derechos legales especfficos y puede que tambi6n tenga otros derechos que varfan de estado a estado Sears Roebuck and Co D 817WA Hoffman Estates IL 60179 USA IMPORTANTE Esta maquina cortadaora es capaz de amputar las manes y los manes y los pies y de lanzar objetos Si no se observan las instrucciones de seguridad siguientes se pueden prod...

Page 19: ... a resbaladas o cafdas las cuales pueden resultar en graves lesiones Operar la recortadora en cuestas requiere mayor concentraci6n Si se siente inseguro en una cuesta no la recorte 19 HACER Puede recortar a trav6s de la superficie de la cuesta nunca hacia ardba y hacia abajo Proceda con extrema precauci6n cuando cambie de direcci6n en las cuestas Renueva todos los objetos extraSos tales como guija...

Page 20: ...tanto en tanto En este caso tener un Acuerdo de Protecci6n para la Reparaci6n puede hacerles ahorrar dinero y fastidios Compre ahora un Acuerdo de ProtecciSn para la ReparaciSn y protegese de molestias y gas tos inesperados Un Acuerdo incluye los puntos siguientes Servicio experto de nuestros 12 000 espe cialistas profesionales en la reparaci6n Servicio ilimitado sin cargo alguno para las partes y...

Page 21: ...CHILLAS DE CUCHILLA RUEDAS DEL MOTOR Lea estas instrucciones y este manual comple tamente antes de tratar de montar u operar su segadora nueva IMPORTANTE Este cortac_sped viene SIN ACEITE O GASOLINA en el motor Su segadora nueva ha sido montada en la f brica con la excepciSn de aquellas partes que se de jaron sin montar por razones de envio Todas las partes como las tuercas las arandelas los per n...

Page 22: ...l bastidor est6 en el exte rior de la parte superior de la bolsa 2 Destice los sujetadores de vinilo sobre el bastidor AMISO Si los sujetadores de vinilo estan muy duros m_talos en agua caliente pot algunos minutos Si se moja la bolsa d6jela que se seque antes de usarla Mango del bastidor del _ Abertura del bastidor PARA INSTALAR LOS ACCESORIOS Su segadora fue enviada lista para usarse como una ac...

Page 23: ...Tapa deldeposfto de dela gasolina laimpulsfbn Caja Ajustador de la rueda en cada rueda IMPORTANTE Este cortac_sped vfene SIN ACEITE O GASOLINA er_ motor CUMPLE CON LOS REQUISITOS DE SEGURIDAD DE LA CPSC Las segadoras a motor que se oonducer_ desde la parte de atr _is rotatorfas Sears cumplen con los est_ndares de segurfdad del Amerfcan National Standards Ir_stftutey de la U S Consumer Product Safe...

Page 24: ...y ur_tomillo de apriete manual er_ la parte trasera de la sede del mando para apretar la tensibr_del cable Proceder de la siguier_te rear era 1 Apagar la ur_fdad y desconectar el cable de buiia de la buiia 2 Rote tornf lo de aprfete mar_ual a la izqui erda para tensar el cable impulsor 3 Opere la segadora para probar la velocfdad del mecar_fsmo 4 Si las condfcfor_es no mejorar_ despu_s de los paso...

Page 25: ...asolfna No 1olJene demasiado Use gasolina regular sin plomo nueva y lim pia con el rninfmo de 87 octanos No mezcle el acefte con la gasolina Para asegurar que la gasolina utilfzada sea fresca compre estanques los cuales puedan set utilizados _ildurante los prfmeros 30 dfas PRECAUCION Lirnpfe el acefte o el cornbustfble derramado No almacene derrarne o use gasolina cerca de una llama expuesta _I PR...

Page 26: ...en Iler_arse cor_ mugre y polvo con el uso y los recogedores recaudar_in metros c_sped Para evftar este rocie el recogedor con la mar_guera de agua regularmer_te y d_ielo secarse ar_tes de usarlo Mar_ter_ga la parte superfor del motor aped edor del arrancador despejada y sfn recortes de c_sped y paja Esto ayudar_ el flujo del afre del motor y exte_der_t su duracf6n CONSEJOS PARA SEGAR Y ACOL CHAR ...

Page 27: ...r_e que rear tenet la segadora segdn las ir_struccior_es descrftas en este manual Hay algunos ajustes que se tfener_ que hacer er_forma peribdfca para poder rear terser su ur_fdad adecuadamer_te AI metros ureavez cada estacibr_ comprobar si es r_ecesarfo efectuar los a ustes descritos er_ las seccior_es de Servicio y A ustes de este mal_ual Urea vez al aSo cambie la bu ia lirnpfe o carnbfe el eler...

Page 28: ...as en el adaptador 2 Aseg_rese de que el borde de salida de la cuchilla opuesto al borde afflado est_ hacia arrfba hacfa el motor 3 Instale el perno de la cuchil a con la aran dela de seguridad y la arandela endurecida en el adaptador de la cuchflla y el cfgueOal 28 4 Use un bloque de madera entre la cuchil a y la caia de la segadora y apriete el perno de la cuchf la gfr_ndolo en el sentfdo en que...

Page 29: ...r 4 Lfmpie todo el aceite derramado er_la sega dora y er_el lado del motor Env_ se 5 Echar aceite despacio en el conducto del acefte part dose a ir_tervalos regu ares para oor_trolar el r_iveldel aceite cor_ la varil a 6 Parar de ai_adir aceite cuando se alcar_za la seSal de l er_o FULL er_la varf a Esperar ur_ mfr_uto para deiar que el acefte se arregle 7 Cor_tfr_0eagregar_do cantidades pequeas d...

Page 30: ...s traseras de su segadora para reducir a un mfnimo la posfbilidad que objetos sean lanzados Dacfa afuera de la parte trasera de la segadora en la posfci6n en donde se encuentra el operador Si se daSa el desviador debe cambiarse PARA REMOVER LA CORREA DE IMPULSION 1 Remueva la cubferta de la fmpulsf6n y fijador de la correa 2 Remueva la correa empuiando Dacfa abajo en la polea de la caia de engrana...

Page 31: ...i la unidad no se va a usar por 30 dfas o m_s SEGADORA Cuando se va a guardar la segadora pot cierto per odo de tiempo I mpfela cuidadosamente remueva toda la mug_ la grasa las hoias etc Gu_trdela en un _trea limpfa y seca 1 Limpie toda la segadora Vea LIMPIEZA_ en la seccibn de Mantenfmento de este manual 2 Lubr quela seg0n se muestra en la secci6n de Mantenimento de este manual 3 Aseg0rese de qu...

Page 32: ... distribuir el aceite 4 Vuelva a montar la nueva bu fa BATER A Separe la bateria del conector del motor y cargue la bater a durante 48 horas OTROS Noguardelagasolinadeunatemporadaalaotra Cambfe el envase de la gasolfna si se emp feza a oxidar La oxfdacfbn y o la mugre en su gasolina producf_n problemas Si es posible guarde su unidad en un recfnto cerrado y cQbrala para protegerla contra el polvo y...

Page 33: ...ura del mango no adecuada para usted 1 Desgaste de la oorrea 2 La correa est_ fuera de la polea 3 Cable de la impulsf6n usado o roto 4 El sistema de cor_troldel mecanismo impulsor suelto CORRECCI N 1 Eleve la altura de torte 2 Eleve la altura de corte 3 Limpie cambfe el filtro de aire 4 Limpie la parte fr_ferior de la caja de la segadora 5 Revfse el r_fveldel acefte 6 Corte a urea velocidad de rec...

Page 34: ...1 19 93 CRAFTSMAN ROTARY LAWN MOWER MODEL NUMBER 917 378400 9 16 31 _i 83 34 I 21 35 29 91 28 27 31 3O 15 43 47 ...

Page 35: ...ssembly Right 50 179617 Spring LH 51 850733X004 Spring RH 52 750634 Spacer Engine 83 180331 Rope Guide 84 180 30 Rear Skirt 85 175551 Hinge Screw 1 4 20 x 1 1 4 91 180123 Engine Pulley 92 132004 Hi Pro Key 505 93 186362 Engine Briggs Stratton Model Number 94 178402 125K07 0274 E1 See Breakdown 95 86353 He Head Thread Rolling Screw 3 8 16 x 1 1 8 96 750909 Hex Flange Nut 97 175273 Wheel 98 17411312...

Page 36: ... 2 12 10 ...

Page 37: ...iveshaft Cover Lecknut 57 183993 Frame Grass Bag Pinion Assembly LH 59 188152 O Ring Wheel Tire Assembly 81 17080410 Screw Tapping 1 4 20 x 62 E Ring 62 174917 Gear Case Upper FWSS Pinion Assembly RH 63 57072 Seal Dust Cover 84 77881 Bearing Seal Friction 65 57079 Washer Washer 1 2 x 1 1 2 x 134 88 174916 Drive Shaft 21 FWGD Selector Knob 67 160817 Washer Thrust Disc Drive 68 174916 Gear Case Lowe...

Page 38: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125KOT O274 E1 I 1019 LABEL KI_ 684 635 _ 7 251 718_ 306 741 2o_ 307 8 9 lO_ 525 524 38 ...

Page 39: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K07 0274 E1 968 _88 445 443_ 970 977 CARBURETOR GASKET SET 633 G 27e_ 3e5 27s _ 127 127_ 633 130 95 617 276_ 276 39 ...

Page 40: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K07 0274 E1 969 304 J 1036 EMISSIONS LABEL J 332 _ 324 _ 363_ 23 8s 58 592_ 689 456 597_ 6O 4O ...

Page 41: ...BRIGGS STRATTON 4 CYCLE ENGINE MODEL NUMBER 125K07 0274 E1 51 61 789 5101 742 _ 937_ 783_ 784_ 651 758153 _783A 8ol_ 803_ 310 853 802 1 ...

Page 42: ...d 305 691108 32A 695759 Screw Connecting Rod 306 690450 33 262651 Valve Exhaust 307 690345 34 262652 Valve Intake 309 695550 35 691270 Spring Valve Intake 310 692327 36 691270 Spring Valve Exhaust 324 695161 40 692194 Retainer Valve 332 690662 43 691997 Slinger Governor Oil 333 695711 45 690548 Pappet Valve 334 691061 46 691449 Camshaft 337 802592 48 498826 Short Block Replacement 356 692390 Engin...

Page 43: ...op 1036 697457 683 691321 O_rSeaI ThrottleShaft 1059 692311 685 66538 Boot SparkPlug 1119 692979 651 93 190 Screw Starter Gear Cover 1169 691627 668 493823 Spacer Includes 2 1219 498144 670 69229 1 Spacer FcalTank 1211 498144 684 690345 Screw Breather P_ ssage Cover 689 691855 Spring Friction RPM Settings 697 691127 Screw Starter Motor 718 699959 Pin Locating 741 691839 Gear Timing 742 93941 Retai...

Page 44: ... electronics 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 _ 1 800 361 6665 Canada Para pedir sewicio de reparaci6n a domicilio y para ordenar piezas 1 888 SU HOGAR _ Au Canada pour service en fran...