Belt Maintenance; Inspecting The Belts; Replacing The Mower Belt - Toro TimeCutter ZS 4200T Operator's Manual

3. Locate the tracking-adjustment bolt near the
motion-control lever on the particular side that
needs adjusting (Figure
Note:
Raise the seat for easier access to the
adjustment bolt.
4. Rotate the bolt to decrease the speed for that
particular wheel.
Note:
Rotate the bolt a small amount to make
minor adjustments.
Figure 55
1. Bolt
5. Start the machine and drive forward across a
flat, level surface with the motion-control levers
fully forward to check if the machine tracks
straight. Repeat the procedure as needed.
55).
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Belt Maintenance

Inspecting the Belts

Service Interval: Every 25 hours—Check the belts
for wear or cracks.
Replace the belt if it is worn. The signs of a worn belt
include squealing while the belt is rotating; the blades
slipping while cutting grass; and frayed edges, burn
marks, and cracks on the belt.

Replacing the Mower 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, and move the
motion-control levers outward to the P
position.
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
(38 mm (1-1/2 inches).
4. Loosen the screws and remove the pulley
covers (Figure
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
40
56).
Figure 56
2. Screw (3)
(Figure 57).
ARK
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29).