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GB - 20
BELT REPLACEMENT
Wheel Drive Belts
1. Stop engine, remove key, wait for all
moving parts to stop and hot parts to
cool.
2. Raise and support the rear of the unit.
3. Remove the rear cover and disconnect
the neutral return springs from the spring
anchors.
4. Remove the idler arm from the
transmission plate. See Figure 15.
5. Remove the forward drive belt from the
engine pulley and remove it from the
unit.
6. Remove the reverse drive belt from the
engine pulley and remove it from the
unit.
7. Route the new reverse belt through the
transmission idler arm and then install
belt on the engine pulley. See Figure 15.
8. Route the new forward belt through the
transmission idler arm and then install
belt on the engine pulley. See Figure 15.
9. Install the idler arms on the transmission
plate and install the belts on the
transmission pulleys. See Figure 15.
10. Replace the rear cover.
11. Start the unit and test operation of the
drive system. Adjust the wheel drive
controls, if needed.
NOTE: Check the wheel drive control
adjustment after the first 25 hours of use to
compensate for belt wear.
WARNING: AVOID INJURY.
ALWAYS block wheels, engage
parking brake and know all jack
stands are strong, secure and will
hold weight of unit during
maintenance.
Figure 14
Disconnect neutral return
springs from the spring anchors.
Figure 15
1. Engine
Pulley
2. Idler Arm
3. Reverse
Drive Belt
4. Forward
Drive Belt
2
1
Rear of Unit - Forward Drive Belt Routing
4
2
3
1
Rear of Unit - Reverse Drive Belt Routing