MTD 611 Snow Blower User Manual


 
17
Figure 23
Lift the rear auger belt from the auger pulley and
slip belt between the support bracket and the auger
pulley. Repeat this step to remove the front auger
belt. See Figure 23.
Reassemble both auger drive belts by following
instructions in reverse order.
Figure 24
Drive Belt
Follow first four steps of previous instructions.
Pull idler pulley up, and lift belt off engine pulley and
friction wheel disc. See Figure 23.
Using a wrench, loosen the nut on the stop bolt until
the support bracket rests on the auger pulley.
See Figure 25.
Slip belt between friction wheel and friction wheel
disc. Remove and replace belt. Reassemble in
reverse order.
Figure 25
NOTE: The support bracket must rest on the stop bolt
after the new belt has been assembled. See Figure 25.
Friction Wheel Rubber
Replace the friction wheel rubber if any signs of wear or
cracking are found. Follow instructions below to replace
the rubber.
Tip the snow thrower up and forward, so that it rests
on housing. Refer to Figure 14.
Remove six self-tapping screws from the frame
cover underneath the snow thrower.
Remove the klick pins which secure the wheels,
and remove the wheels from the axle.
Using a wrench to hold the shaft, loosen, but do not
completely remove, the hex nut and bell washer on
the left end of gear shaft. See Figure 26.
Figure 26
Lightly tap the hex nut to dislodge the ball bearing
from the right side of the frame. Remove the hex
nut and bell washer from the left end of the shaft.
Slide the gear shaft to the right, then slide the
friction wheel assembly from the shaft.
Remove the four screws from the friction wheel
assembly. See Figure 27.
Remove the friction wheel rubber from between the
friction wheel plate.
Drive Belt
Drive
Idler
Engine
Pulley
Idler
Auger
Belt
Pulley
Pulley
Pulley
Pin
Friction Wheel
Frame
Auger Belt
Auger
Pulley
Support
Bracket
Gear
Shaft
Assembly
Support Bracket
Spring
Idler
Spring
Auger
Housing
Friction
Stop
Bolt
Support Bracket
Drive Belt
Friction Wheel
Wheel Disc
Hex Nut &
Bell Washer