Toro Z MASTER 4000 Series Service Manual page 91

Hydrostatic Drive Belt Replacement
Hydrostatic Drive Belt Removal
Hydrostatic Drive Belt Installation
4000 Series Z MASTER® Service Manual
3442-427 Rev A
1. Park the machine on a level surface and disengage the PTO. Stop the
engine, wait for all moving parts to stop and remove the key. Engage the
parking brake.
2. Disconnect the battery by removing the negative cable first, then the positive
cable from the battery.
3. Remove the deck belt.
4. Using a ½ inch breaker bar, insert into the most accessible square hole of
the idler arm.
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5. Turn the breaker bar to release belt tension. Remove the belt from the
idler pulley.
1. Install the belt to the idler pulley. Turn the breaker bar to add belt tension.
2. Using a ½ inch breaker bar, insert into the most accessible square hole of
the idler arm.
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3. Install the deck belt.
Deck Belt Replacement (page 6–4)
Figure 75
Figure 76
Mower Deck Replacement (page 6–4)
Page 7–5 Drive System: Service and Repairs