Craftsman 247.28933 manual Engine Maintenance

ENGINE MAINTENANCE

Checking the Engine Oil

Onlyuse highqualitydetergentoil ratedwithAPIserviceclassification SF,SG,SH,or SJ, Selectthe oil'sSAEviscositygradeaccordingto the expectedoperatingtemperature.Followthe chartbelow.

f_older _ 32°F _Warmer _

Oil Viscosity Chart

Althoughmulti-viscosityoils (5W20,10W30,etc.)improvestarting in coldweather,theywill resultinincreasedoil consumptionwhen usedabove32°RCheckyour engineoillevelmorefrequentlyto avoid possibleenginedamagefromrunninglowonoil.

Tocheckthe engineoil, proceedas follows:

1.Ensurethatthe tractoris ona levelsurface.

2.Cleantheoil fill areaof anydebris.

3.Removethedipstickandwipe withaclean cloth.

4.Insertandtightendipstick.

5.Removethedipstickandcheckthe oil level.It shouldbeat the Fullmarkonthe dipstick.SeeFigure7.

F

Dipstick

OilDrain

il DrainValve Hose

Figure7

6.If low,addoil slowlyintothe engineoilfill. Do notoverfill.After addingoil, waitoneminuteand then recheckthe oil level.

7.Replaceandtightendipstick.

Donotoverfill.Overfillingwithoil maycausethe engineto not start, hardstarting,orenginesmoking.If overthe FULLmarkonthe dipstick,drainoil to reduceoil levelto FULLmarkondipstick.

Changing Engine Oil

The engineoil shouldbechangedinthe first 5 hoursand thenevery 50 hoursoronce a season.Tochangethe engineoil, proceedas follows:

1.WithengineOFFbut stillwarm,disconnectsparkplugwireand keepit awayfromsparkplug.

2.Popoff the protectivecap on theendof the oil drainvalveto exposethe drainport. SeeFigure7.

3.Removethe oilfill cap/dipstickfromtheoil fill tube. SeeFigure7.

4.Pushthe oil drainhose(packedwiththis manual)ontothe oil drainport. Routethe oppositeendof the hoseintoan appropriate oil collectioncontainerwitha capacitygreatenoughto collectthe usedoil.

5.Releasethe valveby twistingandpullingthe valveout. The oilwill beginto drainoutof the engine.

6.Afterthe oil hasfinisheddraining,pressthe twotabsinwardand pushthe oil drainvalvebackinto lockthe valveclosed. Remove the hose,twist andpushinto lockvalve,and re-capthe endof the oil drainvalveto keepdebrisfromenteringthe drainport.

7.Refillthe enginewithnewmotoroil untilthe oil levelonthe dipstickreadsFULL.Replacetheoil fill cap/dipstick.

Usedoil is a hazardouswasteproduct.Disposeof usedoil properly. IDonot discardwithhouseholdwaste.Checkwithyourlocal authori- [tiesor SearsServiceCenterfor safedisposal/recyclingfacilities.

Changing the Oil Filter

1.Drainthe oil fromthe engineas describedabove.

2. Removetheoilfilteranddis ure8.

Oil

Filter

Figure8

3.Beforeyouinstallthe newoilfilter,lightlylubricatethe oilfilter gasketwithfresh,cleanoil.

4.Installthe oil filterbyhanduntilthe gasketcontactstheoil filter adapter,then tightenthe oilfilter 1/2to 3/4 turns.

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