Craftsman 247.37683 CLEANING , Support

CLEANING DECK

Cleanundersideofthe mowerdeckoncea seasonto preventbuild-up

ofgrass clippingsorother debris.Followstepsbelowfor thisjob.

1. Disconnectsparkplugwire.Draingasolinefromlawnmoweror

placea pieceof plasticunderthe gascap.

2. Tipmowerso that it restsonthe housing,keepingthemufflerside

down.Holdmowerfirmly.

Nevertipthe mowermorethan900in any directionanddo notleave

the mowertippedforany lengthof time. Oil candrain into the upper

partofthe enginecausinga startingproblem.

3. Scrapeandclean theundersideof thedeck witha suitabletool.

Donotspraywith water.

IMPORTANT:Donotusea pressurewasherorgardenhose toclean

yourunit.These maycausedamagetobearings,orthe engine.The

useof waterwill resultin shortenedlife andreduce serviceability.

4. Putthe mowerbackon its wheelsonthe ground.If youhad put

plasticunderthegas cap earlier,makesureto removeit now.

REPLACING REAR FLAP

Toreplacerearflap,proceedas follows:

1. Liftreardoor,and pressflap in oneither sideto removefromhole.

SeeFigure16.

2. Removeflapfromoppositehole andreplacewithnew flapin the

oppositeorderandmannerof removal.

Whenremovingthecuttingbladefor sharpeningorreplacement,

protectyourhandswitha pairofheavy glovesoruse a heavy ragto

holdthe blade.

BLADE CARE

Periodicallyinspectthe bladeadapterfor cracks,especiallyifyou

strikea foreignobject.Replacewhennecessary.Followthesteps

belowforbladeservice.

1. Disconnectsparkplugbootfromspark plug.Turnmoweron its

sidemakingsurethat theair filter andthecarburetorarefacing

up.

2. Removetheboltandthe bladebellsupportwhichholdthe blade

andthe bladeadaptertothe enginecrankshaft.SeeFigure17.

3. Removebladeandadapterfromthecrankshaft.

NOTE:Whenremovingthese items,thewavewashermayalsobreak

freefromthe crankshaft.Besure tomakenote ofthe orientationofthis

itemfor reassembly.

4. Removebladefromthe adapterfortesting balance.Balancethe

bladeona roundshaft screwdrivertocheck.Removemetalfrom

theheavyside untilit balancesevenly.Whensharpeningthe

blade,followtheoriginalangleof grind. Grindeachcuttingedge

equallytokeep thebladebalanced.

Figure16 J

Support Bolt ................................

Figure17

Anunbalancedbladewillcause excessivevibrationwhenrotatingat I

highspeeds.It maycausedamageto mowerandcouldbreakcausingI

_personanjury. J

.Lubricatetheenginecrankshaftandtheinner surfaceof theblade

adapterwithlightoil. Slidethe bladeadapterontothe engine

crankshaft.Placethebladeonthe adaptersuchthatthe sideof

theblademarked"Bottom"(orwith partnumber)facestheground

whenthemoweris intheoperatingposition.Makesurethatthe

bladeisalignedand seatedon the bladeadapterflanges.