Craftsman 536.88644 manual How To Replace The Friction Wheel

Models: 536.88644

1 54
Download 54 pages 54.94 Kb
Page 25
Image 25

position for the friction wheel. See Figure 30.

II

Loosen Bolts

Lev(

Figure 30

2.Install the bottom panel. See Figure 28.

3.Tighten the bolts on each side of the bottom panel.

4.Install the bolts on each side of the bottom panel.

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.

outdoors, away from fire or

_IL ARNING: Drain the gasoline flame.

2.Disconnect the spark plug wire.

3.Remove the top bolts on each side of the bottom panel. See

Figure 28.

4.Loosen the bottom bolts on each side of the bottom panel.

5.Remove the bottom panel.

6.Remove the three fasteners that hold the friction wheel to the hub. See Figure 31.

Friction Wh

Hub

Bolt

HexNut

Shaft

Figure 31

7.Remove the four bolts that hold the bearing plates on each side of the hex shaft. See Figure 32.

NOTE: Take special note of the position of the washers and retain- ing ring on the hex shaft and the sprocket assembly.

Friction Wheel Hex Shaft

Bearing

_g

Plate

Plate

Figure 32

8.Remove the bearing plate from the right side. Do not remove the hex shaft. Leave the hex shaft in posi- tion. Carefully raise hex shaft just

enough to allow the friction wheel to be removed.

9.Remove the friction wheel from the hub. Slip the friction wheel toward the right off the hex shaft. See Figure 31.

10.Assemble the new friction wheel onto hub with the fasteners re- moved earlier.

11.Install the bearing plate onto the right side. Make sure the hex shaft is engaged with both bearing plates and that the washers and re- taining ring are installed in the origi- nal position. See Figure 32.

F-001087J25

Page 25
Image 25
Craftsman 536.88644 manual How To Replace The Friction Wheel