Craftsman 22-INCH 4-CYCLE SNOW THROWER 247.885550 Operator's Manual page 13

Figure 9
Engine
Pulley
Drive
Belt
Figure 10
Spring
Drive Pulley
Belt Keeper
Figure 11
Maintenance & Service
Plastic Tab
Auger Belt
Auger
Pulley
Belt Keeper
Idler Bracket
Drive Belt
Perform belt maintenance outdoors as some gas may possibly
leak from the carburetor even though you placed a sheet of plastic
underneath the gas cap to prevent the gas cap from leaking.
3. Remove the self-tapping screw shown in Figure 8, and press the
plastic tabs to release the belt cover. Pull the belt cover up and out
from around the engine and chute assembly. Set it aside and save.
auger Belt
IMPORTANT: Gas could leak from the carburetor at this point, the gas
cap should have been covered with plastic as previously instructed.
1. Tip the snow thrower up and forward so that it rests on the auger
housing. Remove the belt keeper as called out in Figure 11. Return
the snow thrower to its upright position to complete the following
steps.
2. Slip the front auger belt off of the engine pulley pushing it forward
and rolling in off of the pulley. See Figure 10.
3. Squeeze the auger control handle to release the auger brake,
which is the tab that holds the belt onto the auger pulley. Remove
the belt.
4. Replace with new belt after replacing the drive belt.
Drive Belt
NOTE: Replace the drive belt before reassembling the new auger belt.
1. Tip the snow thrower up and forward so that it rests on the auger
housing.
IMPORTANT: Remember, gas could leak from the carburetor at this
point, the gas cap should have been covered with plastic as previously
instructed.
2. Remove the spring that connects the transmission to a bolt on the
engine frame. See Figure 11.
NOTE: It may be easier to first remove the flange lock nut, then use
needle-nosed pliers to firmly grip spring and remove from bolt.
3. Pivot the transmission forward to release pressure on the drive belt.
Remove belt from transmission pulley.
4. Remove the drive belt from around the engine pulley, and away
from the unit.
5. Place the new drive belt into the groove on the engine pulley. See
Figure 10.
6. Tilt the transmission forward and position the drive belt onto the
transmission pulley.
7. Reconnect the spring to the bolt on the engine frame and secure
the transmission. Reinstall the flange lock nut.
8. Install new auger belt.
9. Reassemble the belt cover on the snow thrower.
10. Reassemble the belt keeper to the housing.
1
Warning