Mower Belt Maintenance; Inspecting The Belts; Replacing The Mower Belt - Toro TimeCutter SW 4200 Operator's Manual

9. Secure the rear end of the rod into the mower with a
nut (3/8 inch) as shown in
Important: The grass deflector must be spring
loaded and in the down position. Lift the deflector
up to test that it snaps to the full down position.
Figure 65.

Mower Belt Maintenance

Inspecting the Belts

Service Interval: Every 25 hours—Check the belts for wear
or cracks.
Check the belts for cracks, frayed edges, burn marks, or any
other damage. Replace damaged belts.

Replacing the Mower Belt

Squealing when the belt is rotating, blades slipping when
cutting grass, frayed belt edges, burn marks, and cracks are
signs of a worn mower belt. Replace the mower belt if any of
these conditions are evident.
1. Park the machine on a level surface and disengage the
blade-control switch.
2. Ensure the parking brake is engaged, stop 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. Loosen the bottom two bolts holding the mower-deck
curtain to the mower deck. Refer to
Mower-Deck Curtain (page
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 of the
pulleys (Figure 66
WARNING
The spring is under tension when installed
and can cause personal injury.
Be careful when removing the belt.
49
Releasing the
33).
and Figure 67).