TM 55-1520-240-23-3
3-72
INSPECT BRAKES (DISKS AND LININGS)
3-72
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Inspection Tool Kit, NSN 5180-00-323-5114
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Inspector
Equipment Conditions:
Battery Disconnected (Task 1-39)
Electrical Power Off
Forward or Aft Landing Gear Jacked as Required
(Tasks 1-23 and 1-24)
Wheel Removed (Task 3-7 or 3-7.1)
NOTE
Procedure is same for all brakes
except as noted in task. Aft brake is
shown here.
1.
Measure thickness of brake disk (1). Disk shall
not measure less than 0.17 inch.
2.
Measure width of key slots (2). Slots shall not
measure more than 0.78 inch.
3.
Check brake disk (1) for distortion. Disk shall not
be dished so that brake drags.
3-194