Replacing The Hydraulic Pump-Drive Belt - Toro 74490 Operator's Manual

9. Install the belt covers
Replacing the Hydraulic
Pump-Drive Belt
1. Park the machine on a level surface, disengage
the blade-control switch (PTO), and engage the
parking brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Remove the mower belt; refer to
Mower Belt (page
4. Raise the machine and support it with jack
stands (Figure 78).
5. Remove the clutch stop
1. Clutch stop
(Figure 76).
Figure 76
Replacing the
58).
(Figure 77).
Figure 77
6. Remove the idler spring from the post
78).
7. Remove the existing belt from the
hydraulic-pump-drive pulleys and the
engine pulley.
8. Install the new belt around the engine pulley and
the 2 hydraulic-pump pulleys
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1. Idler pulley
2. Idler-spring post
3. Engine pulley
9. Install the clutch stop
10. Install the mower belt; refer to
(page 58).
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59
(Figure 78).
Figure 78
4. Pump-drive belt
5. Right hydraulic-pump
pulley
6. Left hydraulic-pump pulley
(Figure 77).
Belt Maintenance
(Figure
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