| |
TM 10-3930-638-24&P
2-43. SERVICE BRAKE MAINTENANCE (cont)
a. Service Brake Assembly (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
INSPECTION
1 Front axle,
a. Shoe and linings (6)
Inspect for wear
Replace if worn to 3/32 inch or less; or
right side
and signs of over-
if contaminated by lubricant or brake
heating and
fluid
lubricant
contamination
CAUTION
Don’t depress brake pedal completely in following step; depress
pedal only enough to check that brake shoes expand.
b. Wheel cylinder (9)
Inspect for fluid
Replace if necessary
leakage at boots.
Depress brake
pedal and check
that brake shoes
expand. Release
brake pedal and
check that brake
shoes retract
NOTE
If brake shoes don’t expand or retract in the above step, this
indicates that wheel cylinder piston is sticking.
c. Retaining hardware
Inspect for missing Replace missing parts
parts
NOTE
If brake shoes, wheel cylinder, or retaining hardware are okay,
reinstall axle shaft and hub assembly (para 2-39f) and wheel
assembly and perform above procedures on remaining wheel and
axle. If brake shoes, wheel cylinder, or retaining hardware are
not okay or other problems are observed, proceed to step 2
below.
2-283
|
