Blade Care - Sears Craftsman 247.887760 Manual Del Operador

ADJUSTING SHIFT LEVER CABLE
Periodicadjustmentof the six speedshiftcable maybe necessarydue
to normalwearon the cable.Adjustmentis neededif all six speedsdo
not work.The adjustablecablebracketis locatedon the left side of the
mowerbesidethe engine.See Figure18.
1. Start engineand placeshift leverin the sixth speedposition.
2. Stopengineand disconnectsparkplug wireand groundit against
engine.
3. Loosenhex nutwhich securesthe adjustablecablebracket.See
Figure18.
4. Pushbackon the adjustablecablebracket.
5. Tightenhexnut.
BLADE CARE
When removing the cuttingblade for sharpeningor replacement,
protectyourhandswith a pair of heavyglovesor usea heavy rag to
hold the blade.
f
J
Figure18
Periodicallyinspectthe bladeadapterforcracks,especiallyif you
strikea foreignobject.Replacewhennecessary.Followthe steps
belowfor bladeservice.
1. Disconnectsparkplug bootfrom sparkplug.Turnmoweron its
side makingsurethat theair filterand thecarburetorare facing
up.
2. Removethebolt and the blade bell supportwhichhold the blade
and the bladeadapterto the enginecrankshaft.See Figure19.
NOTE: Whenremovingthe blade,bladeadapter,etc., be carefulnot
to removeor lose partsaboveit associatedwith the enginepulley.
3. Removebladeand adapterfrom the crankshaft.See Figure19.
4. Removebladefrom theadapterfortestingbalance.Balancethe
bladeon a roundshaft screwdriver to check. Removemetalfrom
the heavyside untilit balancesevenly.Whensharpeningthe
blade,follow the originalangleof grind.Grind eachcuttingedge
equallyto keepthe blade balanced.
Support
Bolt
An unbalancedblade willcause excessivevibrationwhenrotatingat
high speeds.It maycause damageto mowerand couldbreakcausin{
personalinjury.
5. Lubricatethe enginecrankshaftand theinner surfaceof the blade
adapterwith lightoil. Slide the bladeadapterontotheengine
crankshaft.Placethe bladeon the adaptersuchthat the sideof
the blademarked"Bottom"(or with part number)facesthe ground
whenthe moweris in the operatingposition.Makesurethatthe
bladeis alignedand seatedon the bladeadapterflanges.
6. Placebladebell supporton the blade.Alignnotcheson the blade
bell supportwith small holesin blade.
7. Replacehexboltand tightenhexbolt to torque:450 in. Ibs. rain.,
600 in. Ibs.max.
Toensuresafeoperationof yourmower,periodicallycheckthe blade
boltfor correcttorque.
Figure19
BELT CARE
NOTE:Severalcomponentsmustbe removedin order to changethe
mower'sself-propulsion drive belt. Seean authorized SearsService
Centerto haveyourbelt replaced.
19