Craftsman 247.28902 Lawn Mower User Manual


 
ENGINE MAINTENANCE
Checking the Engine Oil
Onlyusehighqualitydetergentoil ratedwithAPIserviceclassification
SF,SG,SH,or SJ, Selectthe oil's SAEviscositygradeaccordingto
the expectedoperatingtemperature.Followthe chartbelow.
Althoughmulti-viscosityoils (5W20,10W30,etc.)improvestarting
in coldweather,theywill resultinincreasedoil consumptionwhen
usedabove32°E Checkyour engineoillevelmorefrequentlyto avoid
possibleenginedamagefromrunninglowonoil.
f'_older _ 32°F _War me'_r
Oil Viscosity Chart
Tocheckthe engineoil, proceedas follows:
Ensurethatthe tractorisona levelsurface.
Cleantheoil fill areaof anydebris.
1. Removethedipstickandwipe withaclean cloth.
2. Insertandtightendipstick.
3. Removethedipstickandchecktheoil level.It shouldbeat the
Fullmarkonthe dipstick.SeeFigure9.
f
Dipstick-_
OilDrain
Valve
Oil Drain
Sleeve
J
Figure9
If low,addoil slowlyintotheengineoilfill. Do notoverfill.After
addingoil, waitoneminuteand thenrechecktheoil level.
Donotoverfill.Overfillingwithoil maycausethe engineto not start,
hardstarting,orenginesmoking.If overtheFULLmarkonthe
dipstick,drainoil to reduceoil leveltoFULLmarkondipstick.
5. Replaceandtightendipstick.
Changing Engine Oil
The engineoil shouldbechangedinthe first 5 hoursand thenevery
50 hoursoronce a season.Tochangetheengineoil, proceedas
follows:
1. WithengineOFFbut stillwarm,disconnectsparkplugwireand
keepit awayfromsparkplug.
2. Removethe oilfill cap/dipstickfromtheoil filltube.SeeFigure9.
3. Cliptheoildrainsleeve(packedwiththis manual)ontotheoil
drainport. Routethe oppositeendof the sleeveintoanappropri-
ate oilcollectioncontainerwitha capacitygreatenoughto collect
the usedoil.
4. Removethe oildrainplug,Theoilwill begintodrainout of the
engine.
5. Afterthe oil hasfinisheddraining,replacethe oil drainplugand
tighten.Becarefulnot toovertighten.
6. Removethe oildrainsleeveandstorefor later use.
7. Refillthe enginewithnewmotoroil untilthe oil levelonthe
dipstickreadsFULL.Replacetheoil fill cap/dipstick.
Usedoil is a hazardouswasteproduct.Disposeof usedoil properly.
Do notdiscardwithhouseholdwaste.Checkwithyour localauthori-
ties oror contact1-800-4-MY-HOMEfor alist ofsafedisposal/
recyclingfacilities.
Changing the Oil Filter
1. Drainthe oil fromthe engineas describedabove.
2. Removethe oilfilteranddisposeof properly.See Figure10.
0il Filter
Figure10
3. Beforeyouinstallthe newoilfilter,lightlylubricatetheoilfilter
gasketwithfresh,cleanoil.
4. Installthe oil filterbyhanduntilthegasketcontactstheoil filter
adapter,thentightenthe oilfilter 1/2to3/4 turns.
5. Addoil as describedabove.
6. Startand runtheengine.Astheenginewarmsup,checkfor oil
leaks.
7. Stoptheengineandchecktheoil level.It shouldbeat the FULL
markonthe dipstick.
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