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Belt Maintenance
Replacing the Mower-Deck
Belt
The signs of a worn belt include squealing while the
belt is rotating, blades slipping while cutting grass,
and frayed edges, burn marks, and cracks on the belt.
Replace the mower belt if any of these conditions are
evident.
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.
Set the height-of-cut at the lowest cutting
position of 38 mm (1-1/2 inches).
4.
Remove the pulley covers
Figure 58
1. Cover
5.
Loosen the bottom 2 bolts holding the
mower-deck curtain to the mower deck. Refer to
Releasing the Mower-Deck Curtain (page
6.
Using a spring-removal tool, (Toro Part No.
92-5771), remove the idler spring from the deck
hook to remove tension on the idler pulley, and
roll the belt off the pulleys
60).
WARNING
The spring is under tension when
installed and can cause personal injury.
Be careful when removing the belt.
(Figure
58).
g032555
2. Screw
36).
(Figure 59
and
Figure
Mower Decks with 2 Blades
1. Idler pulley
2. Mower belt
3. Outside pulley
Mower Decks with 3 Blades
1. Idler pulley
2. Mower belt
3. Outside pulley
7.
Route the new belt around the engine pulley and
mower pulleys
47
Figure 59
4. Spring
5. Engine pulley
6. Spring-removal tool
Figure 60
4. Spring
5. Engine pulley
6. Spring-removal tool
(Figure
60).
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