MTD E740 - Manual (Page 15)

15
SECTION 10: MAINTENANCE
WARNING: Disconnect the spark
plug wire and ground against the
engine before performing any repairs
or maintenance.
AUGER BELTS
1. Remove the plastic belt cover on the front of the
engine by removing the two self-tapping
screws. See figure 19.
Figure 19
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 four 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 20.
Figure 20
6. Unhook the idler spring from the hex bolt on the
auger housing. See figure 21.
7. Back out the stop bolt to allow the belts to slip
between the bolt and auger pulley. See figure
22.
NOTE: It may be necessary to loosen the six nuts
that connect 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 21. Repeat this
step for the front auger belt.
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. See figure 20.
3. Back out the stop bolt until the support bracket
rests on the auger pulley. See figure 22.
4. Slip belt between friction wheel and friction
wheel disc. See figure 22. 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
figure 22.
Figure 21
Belt
Cover
Self-Tapping
Screws
Rear Auger
Belt
Drive
Belt
Engine
Pulley
Idler
Pulley
Idler
Pulley
Engine
Pulley
Front
Auger
Belt
Support
Bracket
Rear
Auger
Belt
Auger
Pulley
Idler
Spring
Auger
Housing
Support
Bracket
Spring
Frame
Front
Auger
Belt