Cub Cadet 900 series Operator's Manual page 21

• Holding the friction wheel assembly, slide the hex shaft
out of the right side of the unit. The spacer on the left side
of the hex shaft will fall and the sprocket should remain
hanging lose in the chain. See Figure 7-11.
Remove Hex Screw &
Belleville Washer
Hex Shaft
Figure 7-11
• Lift the friction wheel assembly out between the axle shaft
and the drive shaft assemblies.
• Remove four screws securing the friction wheel to the hub
assembly. See Figure 7-12. Discard old friction wheel.
Figure 7-12
Friction Wheel Assembly
Slide Hex
Shaft Out
Right Side
• Reassemble the new friction wheel onto the hub assembly,
tightening the four screws in rotation to 6-9 ft. lbs. It is
important to assemble the rubber on the friction wheel
symmetrically for proper functioning.
• Reposition the friction wheel assembly in the snow thrower
frame. Insert the pin from the shift arm assembly into the
friction wheel assembly and hold assembly in position.
Refer to Figure 7-13 .
Figure 7-13
• Slide the hex shaft through the right side of the housing
and through the friction wheel assembly.
• Insert the hex shaft through the sprocket and the spacer.
Make certain that the chain engages both the large and the
small sprocket.
NOTE: If the sprocket fell from the snowthrower while removing
the hex shaft, align sprocket on chain, place the sprocket on
the hex shaft. Position the hex hub of the sprocket toward the
friction wheel when sliding the sprocket on to the hex shaft.
• Slide the bearing onto the left end of the hex shaft and
press into the hole on the left side the frame.
• While holding the hex shaft with the wrench secure with
the cupped washer and hex bolt removed earlier.
• Secure the frame cover with self-tapping screws. Put the
snowthrower down to its normal operati
IMPORTANT:
Repeat the drive control test from the Assembly
& Set-Up section of this manual before operating the snow
thrower.
ng position.
S 7 — S 21
ection ervice