Craftsman 247.8879 Snow Blower User Manual


 
16
SERVICE & ADJUSTMENTS
Drive Belt
1. a. Grasp the idler pulley and pivot it toward the right. See Figure
18. Insert a screw driver through aligning holes in both the idler
bracket and the engine. This will release tension on drive belt.
b. Roll the auger belt off the engine pulley.
c. Lift the drive belt off engine pulley. See Figure 18.
2. Slip the drive belt off the pulley and between friction wheel and
friction wheel disc. See Figure 19.
3. Replace with new belt, first sliding it through the crank shaft, then
working it around the groove of the drive pulley and finally wrapping
it around the engine pulley from where the old belt was removed.
Once the belt is firmly placed on the pulleys, make sure to remove
the screwdriver from the idler.
4. Re-install auger belt on the engine pulley.
5. Re-attach frame cover on the snow thrower housing and put the
equipment back to operating position. Re-attach belt cover with two
self-tapping screws removed earlier.
Friction Wheel Rubber
NOTE: Several components must be removed and special tools are
required in order to replace this snow thrower’s friction wheel rubber.
Contact the nearest Sears Parts & Repair Center as instructed on
page 2 if your friction wheel rubber needs to be replaced.
Also, refer to the Drive Control adjustment on page 18 to adjust for
wear on the friction wheel rubber.
Figure 17
Figure 18
Figure 19
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