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Figure 76
Left Side Shown
1. L-bracket
2. Linkage stop
3. Gap
9.
Disengage the parking brake. The lever should
be in the down position.
10.
Turn the wheel hub by hand in both directions
relative to the caliper; the wheel hub should
move freely between the caliper.
11.
If a gap is needed or the wheel hub does not
move freely:
A.
Disengage the parking brake.
B.
Disconnect and fine-tune the rear linkage
assembly:
•
Shorten the link to create a gap.
•
Lengthen the link to allow wheel hub
movement.
C.
Reconnect the rear linkage assembly.
12.
Engage the parking brake and check the gap.
13.
Repeat steps
9
through
achieved and the wheel hub rotates freely.
14.
Repeat this procedure for the brake on the
opposite side of the machine.
15.
Rotate the drive wheel release handle to the
operating position; refer to
Wheel Release Valves (page
16.
Install the rear tires and torque the lug nuts;
refer to
Checking the Wheel Lug Nuts (page
17.
Remove the jack stands.
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4. Rear-linkage assembly
5. Caliper
6. Wheel hub
13
until a visible gap is
Using the Drive
31).
49).
Belt Maintenance
Inspecting the Belts
Service Interval: Every 50 hours
Check the belts for squealing when the belt is rotating,
blades slipping when cutting grass, frayed belt edges,
burn marks, and cracks. These are signs of a worn
mower belt; replace the mower belt if any of these
conditions are evident.
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 engage
the parking brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Lower the mower to the 76 mm (3 inch)
height-of-cut position.
4.
Remove the belt covers
1. Push the tab down
5.
Use a ratchet in the square hole in the idler arm
to remove tension on the idler spring
6.
Remove the belt from the mower-deck pulleys.
7.
Remove the belt guide on the spring-loaded
idler arm shown in
8.
Remove the existing belt.
9.
Install the new belt around the mower pulleys
and the clutch pulley under the engine
78).
54
(Figure
77).
Figure 77
2. Remove the belt cover
(Figure
Figure
78.
g027729
78).
(Figure
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