Craftsman 247.8897 Snow Blower User Manual


 
22
SERVICE AND MAINTENANCE
Drive Belt
To remove and replace your snow thrower’s drive belt, proceed as
follows:
To prevent spillage, remove all fuel from tank by running engine 1.
until it stops.
Remove the plastic belt cover on the front of the engine by remov-2.
ing the two self-tapping screws. See Figure 22 on previous page.
Remove the belt as follows. Refer to Figure 27.3.
a. Roll the auger belt off the engine pulley.
b. Use a wrench to pivot the idler pulley toward the right.
c. Lift the drive belt off engine pulley.
4. Carefully pivot the snow thrower up and forward so that it rests on
the auger housing.
5. Remove the frame cover from the underside of the snow thrower
by removing four self-tapping screws which secure it. Refer to
Figure 24.
6. Back out the stop bolt to increase the clearance between the
friction wheel disc and friction wheel. See Figure 28.
7. Slip the drive belt off the pulley and between friction wheel and
friction wheel disc. See Figure 28.
8. Remove and replace belt in the reverse order.
NOTE: Engaging the drive control will ease reassembly of the belt.
FRICTION WHEEL REMOVAL
If the snow thrower fails to drive with the drive control engaged,
and performing the drive control cable adjustment fails to correct
the problem, the friction wheel may need to be replaced. Follow the
instructions below. Examine the friction wheel for signs of wear or
cracking and replace if necessary.
To prevent spillage, remove all fuel from tank by running engine 1.
until it stops.
Place the shift lever in third Forward (F3) position.2.
Carefully pivot the snow thrower up and forward so that it rests on 3.
the auger housing.
Remove the frame cover from the underside of the snow thrower 4.
by removing four self-tapping screws which secure it.
Remove the right-hand wheel by removing the screw and bell 5.
washer which secure it to the axle. See Figure 29.
Figure 29
Figure 27
Figure 28
Stop Bolt
B
C
A