Craftsman 88721 Alwaysstopengine,disconnectsparkplugwire,andgroundagainst, Engine Maintenance

Page 14

f

Alwaysstopengine,disconnectsparkplugwire,andgroundagainst

enginebeforeperformingany typeof maintenanceon yourmachine.

GENERAL RECOMMENDATIONS

•Alwaysobservesafetyruleswhenperformingany maintenance.

•Thewarrantyon thislawnmowerdoesnot coveritemsthathave beensubjectedto operatorabuseor negligence.To receivefull valuefromwarranty,operatormustmaintaintheequipmentas instructedhere.

•Changingof engine-governedspeedwill voidenginewarranty.

•Alladjustmentsshouldbecheckedat leastonceeach season.

•Periodicallycheckall fastenersand makesurethesearetight.

Electrode Porcelain

--* .030(.76 mm) gap

Figure12

ENGINE MAINTENANCE

Checking the Spark Plug

Cleansparkplugandresettheelectrodegapto 0.030"at leastoncea season;replaceevery100hoursof operation.

Cleanareaaroundthe sparkplugbase.Do not sandblastspark plug.Sparkplugshouldbecleanedby scrapingorwire brushing andwashingwitha commercialsolvent.

Removeand inspectthe sparkplug.Checkgapto makesureit is setat .030".SeeFigure12.

Replacethe sparkplugif electrodesarepitted,burned,or the porcelainis cracked.

Servicing the Air Cleaner

Do notuse pressurizedair or solventsto cleanthe aircleaner cartridge.

Theair cleanerpreventsdamagingdirt, dust,etc.,fromenteringthe carburetorandbeingforcedintothe engineandis importantto engine lifeand performance.Neverrunthe enginewithoutan aircleaner completelyassembled.

Cleanor replacetheair cleanerevery25hoursof operation.

1.Loosenscrewsthatholdthe airfiltercover.

2.Opencoverandremovecartridge.See Figure13.

3.Installnewaircleanercartridge.Cartridgemustfit securelyin base.

4.Placecoveroveraircleaner.

5.Tightenscrews.

NOTE:If thefilteris torn ordamagedin anyway,replaceit.

f

Screws

Cover

Air Cleaner

Cartridge

Base

Figure13

Afterservicingtheair cleaner,be sureallthe removedpartsare reinstalledproperlyin place.Failureto securelyfastentogetherair cleanercaseandaircleanerbodymaycausedirt orotherforeign

materialsto enterthe enginewhile it is running,resultinginengine troublesor failures.

14

Image 14

Contents FORM1/0 14/2009ServiceNumbers ServiceandMaintenanceTroubleShooting SafeOperationPracticesWhich,if not followed,couldendangerthe personal ChildrenGeneral Operation Service Slope OperationPage This page left intentionallyblank Page Removing Unit from Carton AssemblyOpening Carton Loose Parts in CartonPage ADJUSTMENTSf Lever To Start Engine Colder -32FWarmer Oi! Viscosity ChartGAS and OIL FILL-UP Oil one bottle shipped with unit FirstTime UseUsing Side Discharge Using Your Lawn MowerUsing Grass Catcher Using AS IVlULCHERGeneral Recommendations Alwaysstopengine,disconnectsparkplugwire,andgroundagainstEngine Maintenance Checking the Spark PlugOil Fill/Dipstick InstallandtightendipstickClean Engine AirReplacing Rear Flap Cleaning DeckLUBRiCATiON DisconnectSupportBolt Adjusting Shift Lever CableBlade Care Belt CarePositive Terminal Negative Rminal Replacing BatteryChargedupon initialsetupandafterany otherextendedperiodsof Blown Fuse MaintenanceCenter or to scheduleservice,simplycontact Searsat SchedulePreparing the Engine Preparing the Lawn MowerBlowerhousing Need More HELP?Self Propelled Mower B Model No 925-04347 Self Propelled Mower B Model No Self Propelled Mower Model No110SSOPERATORSMANUAq I 48S,ORTBLOOK 968 I851 935i305i 592 Jet-MainStandardincludesO-RingSeal 298090S Lever-GovernorControl 694543 ScrewFuelTank694864 Bracket-Control 271716 Washer-Sealing795099 ScrewBrake 691138 ScrewBlowerHousingCover 966 795151 Base-AirCleanerPrimer 1211 498144Page Sears Emission Control Defects Warranty Coverage Sears Emission Control Defects Warranty ProvisionsModerate Sears Canadaat Sears Installation Service Coverage in Canadavarieson someitems. Forfull details call46-47 Declaraci6n De garantia Instrucciones De seguridadGuia de cuesta Etiquetas de seguridad Montaje ServicioCuentalaadvertencia Funcionamiento GeneralEN Pendientes Posteriorapropiado,lacubiertadedescarga,elcolectordecespedFUNCIONAiVlIENTO SERVlCIODo15 Page Piezas Sueltas Dentro DE LA Caja Apertura DE LA Caja DE CartonC61VIO Sacar LA Unidad DE LA Caja IVIONTAJEConexi6n de la colectora de csped Figura3Control de la transmisi6n AjustesAItura de torte DEL Nivel DE Aceite Palanca DE Ajuste DE LATapon DE ACEITE/VARILLA DE iVlEDICI6N 32F Mfis Mils frio Llenado DE Gasolina Y AceitePara Encender EL Motor 5W30 Tabla de viscosidad del aceiteUSO DEL Colector DE Cesped Para Detener EL MotorUSO DE LA Cortadora DE Cesped USO DE LA Descarga LateralElectrodoPorcelana Separaci6n de 0.030 0.76mm Recomendaciones GeneralesManteniiviiento DEL Motor Tornillos Cartucho de filtro de aire AseAjuste del carburador Inspeccione el aceite del motorC6mo vaciar el aceite Velocidad del motorLimpieza DE LA PLATAFORiVIA LubricacionTransmisi6n Caivibio DE LA Aleta TraseraCuidado DE LA Cuchilla CAiVIBIOSAjuste DEL Cable DE LA Palanca DE Soporte de campana Perno De la cuchillaCarga de la bateria Caivibio DE LA BATERiATerminalpositivo Terminalnegativo PROGRAIVlA DE iVlANTENIlVIIENTO Fusible quemadoCosped Preparacion DEL MotorPreparacion DE LA Cortadora DE BateriaINECESITA MAS AYUDA? La Agencia de Protecci6n Ambiental de los Estados Unidos EPA Page Continuaci6nsedetallanlos puntosincluidosenel Acuerdo Serviciode instalaci6nde SearsPage Your Home Call anytime, day or night U.S.A. and Canada