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Figure 75
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, do the following steps:
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. Connect the rear linkage assembly.
12. Engage the parking brake and check the gap.
13. Repeat steps
9
through
and the wheel hub rotates freely.
14. Repeat this procedure for the brake on the opposite
side.
15. Rotate the drive wheel release handle to the operating
position. Refer to
Using the Drive-Wheel-Release
Valves (page
29).
16. Install the rear tires and torque the lug nuts. Refer to
Checking the Wheel-Lug Nuts (page
17. Remove the jack stands.
4. Rear linkage assembly
5. Caliper
6. Wheel hub
13
until you obtain a visible gap
46).
Belt Maintenance
Inspecting the Belts
Service Interval: Every 50 hours
Check the belts for squealing when the belt is rotating; the
blades are slipping when cutting grass; frayed belt edges; burn
marks; and cracks, which are signs of a worn mower belt.
Replace the mower belt if any of these conditions occur.
Replacing the Mower Belt
1. Disengage the PTO, move the motion-control levers
to the N
EUTRAL
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 inches) height-of-cut
position.
4. Remove the belt covers
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
(Figure
77).
8. Remove the existing belt.
9. Install the new belt around the mower pulleys and the
clutch pulley under the engine
51
-L
position, and set the parking
OCK
(Figure
76).
Figure 76
(Figure
(Figure
77).
77).
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