TM 55-1520-240-23-3
3-80
INSPECT BRAKE PARTS
3-80
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Inspection Tool Kit, NSN 5180-00-323-5114
Materials:
None
Personnel Required:
Inspector
References:
TM 55-1520-240-23P
TM 1-1500-204-23
Equipment Condition:
Off Helicopter Task
Brake Parts Cleaned (Task 3-79)
NOTE
Procedure is same for all brakes.
1.
Check housing (1). There shall be no cracks (TM
1-1500-204-23).
2.
Check housing cylinder walls (2) for wear or
scoring. Diameter shall not be greater than
2.0120 inches. There shall be no scoring.
3.
Check bolts (3). There shall be no stripped
thread.
4.
Check brake disk (4) for thickness. Disk
thickness shall not be less than 0.170 inch.
5.
Measure key slots (5). Slots shall not be worn to
width greater than 0.780 inch.
6.
Check brake lining (6) for thickness. Lining shall
not be less than 0.030 inch.
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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