MTD E640F User Manual
Page 16
16
BELT REMOVAL AND REPLACEMENT
WARNING:
Disconnect the spark
plug wire from the spark plug and
ground.
AUGER BELTS
NOTE:
It is necessary to remove both belts in
order to change either one. If changing just one belt,
be certain to check the condition of the other belt
(model 600/610E has only one auger belt)
.
1. Remove the plastic belt cover on the front of the
engine by removing the two self-tapping screws.
See Figure 25.
Figure 25
2. Drain the gasoline from the snow thrower, or
place a piece of plastic under the gas cap.
3. Tip the snow thrower up and forward so that it
rests on the housing.
4. Remove six self-tapping screws from the frame
cover underneath the snow thrower.
5. Roll the front and rear auger belts off the engine
pulley. See Figure 26.
Figure 26
6. Unhook the idler spring from the hex bolt on the
auger housing. See Figure 27.
7. Back out the stop bolt to allow the belts to slip
between the bolt and auger pulley. See Figure
28.
NOTE:
It may be necessary to loosen the six hex
nuts that fasten the frame to the auger housing to aid
in belt removal.
8. Lift the rear auger belt from the auger pulley, and
slip belt between the support bracket and the
auger pulley. See Figure 27. Repeat this step for
front auger belt (except models 600/610E).
9. Replace both auger drive belts by following
instructions in reverse order.
DRIVE BELT
1. Follow steps 1 through 4 of previous instructions.
2. Pull idler pulley up, and lift belt off engine pulley
and friction wheel disc. SeeFigure 26
3. Back out the stop bolt until the support bracket
rests on the auger pulley. See Figure 28.
4. Slip belt between friction wheel and friction
wheel disc. See Figure 28. Remove and replace
belt. Reassemble following the instructions in
reverse order.
NOTE:
The support bracket must rest on the stop
bolt after the new belt has been assembled. See Fig-
ure 28.
Figure 27
Self-Tapping
Screws
Belt
Cover
Rear
Auger
Belt
Drive
Belt
Engine
Pulley
Front
Auger
Belt
Idler
Pulley
Idler
Pulley
Engine
Pulley
Friction
Wheel
Support
Bracket
Rear
Auger
Belt
Front
Auger
Pulley
Auger
Pulley
Idler
Spring
Auger
Housing
Support
Bracket
Spring
Frame