Mower Belt Maintenance; Installing The Mower Deck - Toro 74812 Operator's Manual

5. Remove the nut, bolt, and pivot bushing
from the deck strut
lower the front of the mower deck to the
ground (Figure 46).
Figure 46
1. Deck lift arm
2. Deck strut
6. Slide the mower rearward to remove the
mower belt from the engine pulley.
7. Slide the mower out from underneath the
machine.
Note:
Retain all parts for future installation.

Mower Belt Maintenance

Inspecting the Belts
Inspect all belts every 25 hours.
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. Move the motion control levers outward to
the neutral position, engage parking
brake, 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 1-1/2 inch
(38 mm).
(Figure 45). Carefully
4. Remove the belt covers over the outside
spindles.
5. Pull the idler pulley in the direction shown
in Figure 45 and roll the belt off of the
pulleys.
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. Pull the idler pulley in the direction shown
in Figure 47 and route the belt onto the
idler pulley (Figure
8. Install the belt covers over the outside
spindles.

Installing the Mower Deck

1. Park the machine on a level surface and
disengage the blade control switch.
2. Move the motion control levers outward to
the neutral position, engage parking
brake, stop the engine, remove the key,
and wait for all moving parts to stop
before leaving the operating position.
3. Slide the mower under the machine.
4. Lower the height-of-cut lever to the lowest
position.
42
Figure 47
4. Spring
5. Engine pulley
(Figure 47).
47).