7-48 CHASSIS
INSPECTION
BRAKE DRUM
Measure the brake drum I.D. to determine the extent of wear. If
the measurement value exceeds the service limit, replace the
brake drum with a new one.
Brake drum I.D.
Service Limit: 140.7 mm (5.54 in)
BRAKE SHOE
Inspect the brake shoes for wear or damage. If any wear or
damages are found, replace them with new ones.
DUST SEAL
Inspect the dust seal on the drum cover for wear or damage.
If any damages are found, replace the dust seal with a new one.
BRAKE PANEL BEARING
Inspect the play of the brake panel bearing by hand while they
are in the brake panel bearing. Rotate the inner race by fand to
inspect for abnormal noise and smooth rotation. Replace the
bearing if there is anything unusual.
• Remove the snap ring.
Replace the brake shoes as a set, otherwise braking
performance will be adversely affected.
Replace the removed dust seal with a new one.
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