TM 9-2330-238-14
Section IV. WHEELS, HUBS, AND BRAKEDRUMS MAINTENANCE
Paragraph Title
Page
Number
Brakedrum Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-17
Tire Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-18
5-8. BRAKEDRUM REPAIR.
This Task Covers:
a.
Inspection
b.
Repair
Initial Setup:
Equipment Conditions:
Tools/Test Equipment:
• Hub and brakedrum removed (para 4-48).
•Field automotive shop set
• Brakedrum lathe
• Dial indicator
• Inside micrometer, with extension
a.
INSPECTION
WARNING
DO NOT handle brakeshoes, brakedrums, or other brake components unless area has
been properly cleaned. There maybe asbestos dust on these components which can
be dangerous if you touch lt or breathe it. Wear unapproved filter mask and gloves.
Never use compressed air or a dry brush to clean brake components. Dust maybe
removed using an industrial-type vacuum cleaner. Clean dust or mud away from brake
components with water and a wet, soft brush or cloth. Failure to follow this warning may
result in serious illness or death to personnel.
1.
Inspect stud holes (1) for cracks or out-of-round
condition. Discard brakedrum (2) if cracks are
present.
WARNING
DO NOT use brakedrum that exceeds maxi-
mums wear specifications. Failure to follow
this warning may result in brake failure and se-
rious injury or death.
2.
Measure inside diameter of braking surface (3).
Discard brakedrum (2) if inside diameter exceeds
15.005 in. (38,1 127 cm).
TA702067
5-17
