Inspecting The Belts; Replacing The Mower Belt; Cleaning Under The Mower - Toro 74256 Operator's Manual

3. Adjust this distance, by loosening the spring jam nut
and turning the nut in front of each spring (Fig. 72).
Turning the nut clockwise will shorten the spring;
counter–clockwise will lengthen the spring.
4. Lock the nut into position by tightening the spring jam
nut (Fig. 72).
8 1
2
m–6831
Figure 72
1. 10–1/2 inch (26.7 cm)
between the large
washers
2. Front nut
3. Spring jam nut

Cleaning Under the Mower

Remove the grass buildup under the mower daily.
1. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Raise the mower to the transport position.
4. Raise the front of the machine by using the Z Stand;
refer to Using the Z Stand, page 27.
8
4
5
6
7
Front
3
4. Front swivel
5. Swivel jam nut
6. Lift nut
7. Front support arm
8. Large washer
50
Warning
Unit could fall onto someone and cause serious
injury or death.
Use extreme caution when operating unit on
Z Stand.
Use only for cleaning mower and removing
blades.
Do not keep unit on Z Stand for extended
periods of time.
Always shut engine off and set parking brake
before performing any maintenance to mower.

Inspecting the Belts

Inspect all belts every 100 hours.
1. Check 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. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
2. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.
3. Remove the belt covers (Fig. 74).
4. Loosen the nut securing the idler plate and move the
idler plate to relieve the belt tension on the idler pulley
(Fig. 76).
5. Remove the nut, washer and belt guide from the rear
leftside pulley (Fig. 73).
6. Remove the mower belt from the belt guides and
remove the belt (Fig. 73).
7. Install the new mower belt around the mower spindle
pulleys, mower idler pulley, into the belt guides, into
rear idler arm assembly, and the clutch (Fig. 73).