Replacing The Hydraulic Pump-Drive Belt - Toro 72923 Operator's Manual

9. Rotate and ensure the belt-guide tab hits against
the pivot hub (Figure
10. Using the ratchet in the square hole, install
the belt around the spring-loaded idler pulley
(Figure 102). Seat the spring ends in the anchor
grooves.
11. Install the belt covers
Figure 103
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 for Side-Discharge Mower Decks
(page 67) or Replacing the Mower Belt for
Rear-Discharge Mower Decks (page
4. Raise the machine and support it with jack
stands (Figure 104).
102).
(Figure 103).
Replacing the
68).
1. Idler pulley
2. Clutch pulley
3. Pump-drive belt
4. Right hydraulic-pump
g027730
pulley
5. Use a ratchet in the square hole in the idler arm
to remove the idler spring
6. Unhook the idler spring from the frame
104).
7. Remove the belt from the hydraulic-unit-drive
pulleys and the engine pulley.
8. Install the new belt around engine pulley and
the 2 drive pulleys.
9. Using a ratchet in the square hole in the idler
arm, install the idler spring to the frame
104).
10. Install the mower belt; refer to
Mower Belt for Side-Discharge Mower Decks
(page 67)
Rear-Discharge Mower Decks (page
70
Figure 104
5. Left hydraulic-pump pulley
6. Square hole in the idler
arm
7. Idler spring
(Figure
Replacing the
or Replacing the Mower Belt for
g009039
104).
(Figure
(Figure
68).