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3. Adjust this distance, by loosening the spring jam nut
and turning the nut in front of each spring (Fig. 71).
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. 71).
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 26.
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. 73).
4. Loosen the nut securing the idler plate and move the
idler plate to relieve the belt tension on the idler pulley
(Fig. 75).
5. Remove the nut, washer and belt guide from the rear
leftside pulley (Fig. NO TAG).
6. Remove the mower belt from the belt guides and
remove the belt (Fig. NO TAG).
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. NO TAG).
8. Install the belt guide with a washer and nut onto the
rear leftside pulley (Fig. NO TAG).
Important
Check the amount of twist in the belt
between the pulleys. Make sure it is only what is specified
in Figure NO TAG.
8
9
5
4
2
6
7
Figure 72
1. Clutch
2. Mower belt
3. 1/4 turn belt twist
4. Belt guide
5. Mower spindle pulley
9. Adjust the belt tension, refer to Adjusting the Mower
Belt Tension; page 50.
10. Install the belt covers and close the latches (Fig. 73).
49
1
3
4
3
4
3
4
10
m–7829
6. Mower idler pulley
7. Belt guide installed
8. Nut
9. Washer
10. Rear leftside pulley
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