Sears CRAFTSMAN 247.881720 Manual Del Operador página 22

4, Carefully pivot the snow thrower upand forward so that i trests o n
the auger housing.
5. Remove the frame c over from the underside ofthe snow thrower
byremoving the self-tapping screws which s ecure it.Refer to
Figure 24,
6. Back o ut t he stop bolt t oincrease the clearance between the
friction wheel disc and friction wheel, See Figure 28,
7. Slip the drive b elt o ff t he pulley and between friction wheel and
friction wheel disc, See Figure 28,
8, Remove and replace belt i nthereverse order, Be sure toreinstall
the stop bolt.
FRiCTiON WHEEL REMOVAL
If the snowthrowerfailsto drive with thedrivecontrol engaged,
and performingthe drivecontrolcableadjustmentfails to correct
the problem,the frictionwheelmayneed to be replaced.Followthe
instructionsbelow.Examinethe frictionwheelrubberfor signsof wear
or crackingand replacewheelif necessary.
1. Topreventspillage,removeall fuel fromtank by runningengine
until it stops.
2. Placethe shiftleverin third Forward(F3) position.
3. Carefullypivotthe snowthrowerup and forwardso that it restson
theauger housing.
4. Removethe frame coverfrom the undersideof the snow thrower
by removingthe self-tappingscrewswhich secureit.
5. Removethe right-handwheelby removingthe screwand bell
washerwhichsecureit to theaxle. See Figure29.
6. Carefullyremovethe hexnut and washerwhichsecuresthe hex
shaftto the snowthrowerframeand lightlytap the shaft'send
to dislodgethe ball bearingfrom the rightsideof theframe.See
Figure30.
i ° i
Friction ;,
Wheel
Stop Bolt
Figure28
/ ii
J
Figure29
f
Figure30
J
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