TM 9-2320-279-34-2
Brake System Maintenance Instructions (Cont)
11-3. BRAKEDRUM INSPECTION AND REPAIR.
This task covers:
a. Inspection and Repair
b. Follow-on Maintenance
INITIAL SETUP
Models
References
All
None
Test Equipment
Equipment Condition
None
TM or Para
Special Tools
Condition Description
None
Brakedrun on clean work
surface.
Supplies
Special Environmental Conditions
Paper, abrasive, garnet (emery cloth), Item 51,
None
Appendix C
Personnel Required
General Safety Instructions
None
MOS 44E, Machinist
Level of Maintenance
Direct Support
a. Inspection and Repair.
(1) Brakedrum (1) must be round within 0.003 in. (0.076 mm). If drum is out-of-round, go to step (3).
(2) Check brakedrum (1) for badly scored finish. If drum is scored, machine drum, go to step (3).
(3) inside diameter of new drum is 16.51 in. (419.36 mm). Drum may be machined 0.080 in.
(2.032 mm) to a maximum inside diameter of 16.59 in. (421.36 mm).
(4) Check drum surface (2) for glossy or heat spots. If glossy or heat spots are visible, clean with
emery cloth.
b. Follow-on Maintenance. None.
END OF TASK
11-4
