TM 5-3825-229-14&P
4-36. BRAKE DRUM AND HUB ASSEMBLY (cont)
d. Repair of Brake Drum (cont).
NOTE
If turning causes drum to exceed original inside diameter by more than 0.080 inch (2.032 mm), replace the drum.
The drum on the opposite side of the same axle must also be replaced. Check drum diameter after each cut to
make sure you have not cut too deeply.
(7)
To refinish inner braking surface, mount brake drum on refinishing lathe. Make several shallow cuts until
scoring has been removed.
(8)
Refinish other drum on that axle to the same specifications.
(9)
Assemble hub and drum and install on axle (para. 4-36).
(10) Install tire and wheel assemblies (para. 4-37).
(11) Uncage brake chambers (para. 3-9).
(12) Adjust slack adjusters (para. 4-27).
(13) Remove axle supports.
4-37. WHEELS
THIS TASK COVERS:
a.
Removal
b.
Installation
Equipment/Materials Required:
INITIAL SETUP:
Chock blocks
Tools Required:
Equipment Conditions
Nomenclature:
Ref
Conditions
General Mechanics
Semitrailer brakes set.
Tool Kit
Tires chocked, except those being replaced.
Personnel Required: 2
4-76
