Belt Maintenance; Inspecting The Belts; Replacing The Mower Belt - Toro TimeCutter MX3400T Operator's Manual

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 or 1-1/2 inches).
4. Remove the hairpin cotter and push in the tab
on the cover to remove the pulley covers
58).
Figure 58
1. Cover
5. 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
ARK
(Figure
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2. Hairpin cotter
(Figure 59).
WARNING
The spring is under tension when
installed and can cause personal injury.
Be careful when removing the belt.
1. Idler pulley
2. Mower belt
3. Outside pulley
6. Route the new belt around the engine pulley and
mower pulleys
7. Using a spring-removal tool (Toro Part No.
92-5771), install the idler spring over the deck
hook and place tension on the idler pulley and
the mower belt
8. Install the pulley covers.
43
Figure 59
4. Spring
5. Engine pulley
6. Spring-removal tool
(Figure 59).
(Figure 59).
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