Craftsman 247.88845 Snow Blower User Manual


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19
SERVICE AND MAINTENANCE
Move the remote chute lever on the control panel forward to pivot the
upper chute down; move the lever rearward to pivot the upper chute
up.
Wheel drive control
RefertotheAdjustmentsectionoftheAssemblyinstructionstoadjust
thewheeldrivecontrol.Tofurtherchecktheadjustment,proceedas
follows:
Withthesnowthrowertippedforward(becertaintorunthe1.
fueltankdrybeforetippingtheunitforward),removetheframe
cover underneath the snow thrower by removing the self-tapping
screws.
Locatetheopeningbetweentheaxlesupportbracketand2.
thefrontframesupport(SeeFigure21).Lookingthroughthis
opening, with the wheel drive control released, there must be
clearance between the friction wheel and the drive plate in all
positions of the shift lever.
With the wheel drive control engaged, the friction wheel must 3.
contact the drive plate. See Figure 21.
Ifthereisnofrictionwheelclearance,orthefrictionwheeldoes4.
notsolidlycontactthedriveplate,re-adjustthelocknutonthe
lower end of the drive cable following the instructions in the
Assembly section.
Reassemble the frame cover.5.
Chute Bracket
Ifthespiralatthebottomofthechutedirectionalcontrolisnotfully
engagingwiththechuteassembly,thechutebracketcanbeadjusted.
To do so:
Loosen the two nuts which secure the chute bracket and reposi-1.
tion it slightly. See Figure 22.
Retighten the nuts.2.
Auger Control
RefertotheAssemblysectionforinstructionsonadjustingtheauger
control cable.
Skid Shoes
RefertotheAssemblysectionforinstructionsonadjustingtheskid
shoes.
BELT REPLACEMENT
Belt Removal Preparation
Disconnect the chute crank assembly at the discharge chute end 1.
by removing the hairpin clip and the flat washer. Refer to Figure
23.
Remove the plastic belt cover, located near the engine, by remov-2.
ing the three self-tapping screws that secure it. See Figure 24.
Loosen the bolt shown in Figure 25 securing the belt keeper 3.
bracket and remove the other bolt. Push the belt keeper and
bracket up off the engine pulley.
Auger Belt Replacement
Remove the hairpin clip and flat washer from the ferrule in order to 1.
disconnect the auger idler rod from the brake bracket assembly.
Figure 21
Figure 22
Figure 23
Axle Supp.
Brkt.
Opening
Drive
Plate
Friction
Wheel
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