Craftsman 536.887750 Manual Del Usario página 30

How To Replace The Friction Wheel
If the friction wheel is worn or
damaged, the snow thrower will not
move forward. The friction wheel
must be replaced as follows.
1. Remove the gas from the gas tank.
Stand the snow thrower up on the
front end of the auger housing (4).
(see Figure 48).
_hb ARNING: Drain the gaso-
line outdoors, away from
fire or flame.
2. Disconnect the spark plug wire.
3. Remove the fasteners that secure
the right wheel. Remove the right
wheel from the axle (see Figure 51)
4. Loosen the bolts on each side of
the bottom panel.
5. Remove the bottom panel.
6. Remove the fasteners that secure
the drive sprocket to the axle (see
Figure 52).
7. Remove the left wheel, axle, and
drive sprocket.
8. Remove the four bolts that hold the
bearings on each side of the hex
shaft (see Figure 53).
9. Remove the hex shaft and bear-
ings.
NOTE: Take special note of the posi-
tion of the washers on the hex shaft.
Bolt
Chain
Wheel
Figure 51
Figure 52
Bolts
Figure 53
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