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12. OPERATION
12.16.2 INSPECTION AND ADJUSTMENT
+
Properly adjust track tension. Tension should be measured at clearance
shown in the diagram - usually 50 to 63 mm (2 to 2.5 in) at this point. For
rocky terrain, tighten tracks slightly. In clay or sandy areas, slightly loosen
them. For inspection and adjustment
procedures,
see 24.2.3 TRACK
TENSION AND ADJUSTMENT.
+
Check idler rollers for oil leakage as well as for loose bolts. If any trouble
is detected, repair immediately.
+
Check the clearance between the idler guide plate and the track frame.
If clearance A-A increases, the idler may develop side motion and the
tracks may come off. For inspection
and adjustment
procedures,
see
24.2.3 TRACK TENSION AND ADJUSTMENT.
12.16.3 INSPECTION AND REPAIR
Frequent inspection and prompt repair will reduce repair costs. The following
items for inspection will serve as a guide to maintenance
service of each
undercarriage part. Perform periodical inspection and contact the distributor
in your area when machine has approached
repairable limits and reversing
limits.
12.16.3.1
MEASURING
LINK PITCH
1. Insert a wooden block between track shoe and sprocket to take up the
slack in track shoes.
2-57
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