Craftsman 247.776370 manual General Recommendations, Engine, Maintenance, Cartridge

f Electrode Porcelain

Alwaysstopengineanddisconnectsparkplugwire beforeperforminc

Ianymaintenanceoradjustments.Alwayswearsafetyglassesduring [operationor whileperformingany adjustmentsor repairs.

GENERAL RECOMMENDATIONS

,,Alwaysobservesafetyruleswhen performing anymaintenance.

,,Thewarrantyon thischippershredderdoes notcoveritemsthat

havebeensubjectedto operatorabuseor negligence.To receive \_, full valuefromwarranty,operatormustmaintaintheequipmentas instructedhere.

,,Someadjustmentswill haveto bemadeperiodicallyto maintain yourunit properly.

,,Periodicallycheckall fastenersand makesurethesearetight.

.030 (.76 mm) gap

J

Figure11

ENGINE	MAINTENANCE
Checking	the Spark Plug
Cleansparkplugandresettheelectrodegapto 0.030"at leastoncea
season;replaceevery 100hoursof operation.		Cartridge

,,Cleanareaaroundthe sparkplugbase.Do notsandblastspark plug.Sparkplugshouldbecleanedbyscrapingorwire brushing andwashingwitha commercialsolvent.

,,Removeand inspectthe sparkplug.Checkgap to makesureit is setat .030".SeeFigure11.

,,Replacethe sparkplugif electrodesarepitted,burned,or the porcelainis cracked.

Servicing the Air Cleaner

lDocartridgenot.USepressurizedair or solventsto cleanthe air cleaner 1

Theair cleanerpreventsdamagingdirt, dust,etc.,fromenteringthe carburetorandbeingforcedintothe engineandis importantto engine lifeand performance.Theair cleanerconsistsof apleatedfilterand

apre-cleanerthatcan bewashedandreused.Neverrunthe engine withoutan aircleanercompletelyassembled.

Cleanorreplacetheair cleanerevery25hoursof operation.

1.Loosenscrewsthatholdthe airfiltercover.

2.Opencoverandremovecartridge.SeeFigure12.

3.Removepre-cleanerfromthecartridge.Discardoldcartridge.

4.Installnewcartridge.Installlip onpre-cleanerat the bottomof cartridgepleats.

5.Closethe coverandtightenscrews.

NOTE:If thefilter istorn or damagedin anyway,replaceit.

Figure12

Check Engine Oil

1.Stopengineandwaitseveralminutesbeforecheckingoil level. Withengineon levelground,the oil mustbeto FULLmarkon dipstick.

2.Removeoil fill dipstickandwipecleanwithcloth.

3.Replaceandtightendipstick.Removeandcheckoil level. Level shouldbe at FULLmark.

4.Ifneeded,add oilslowly- recheck.Do notoverfill.

5.Wipe dipstickclean,replaceandtighten.Removeand checkoil level.Oillevelshouldbeat FULLlineondipstick.

Donot overfil.Overfillingwithoilmaycausethe engineto not start, or hardstarting.Ifover the FULLmarkon the dipstick,drainoilto reduceoil levelto FULLmarkondipstick.

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