TM 9-2330-392-14&P
4-22.
SERVICE BRAKE INSPECTION.
This task covers:
Inspection
Initial Setup:
Equipment Conditions:
Materials/Parts:
•
Wheels removed (para 4-32).
•
Cotter Pin
•
Hub/drum removed (para 4-33).
•
Sealant (Item 12, Appendix E)
Tools/Test Equipment:
•
General mechanics tool kit
INSPECTION
WARNING
DO NOT handle brakeshoes, brakedrums, or other brake components unless area has
been properly cleaned. There may be asbestos dust on these components which can be
dangerous if you touch it or breathe it. Wear an approved filter mask and gloves. NEV-
ER use compressed air or a dry brush to clean brake components. Dust may be
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
Disengage handbrake on side being worked on.
2.
Inspect hydraulic wheel cylinder (3) for leakage and corrosion. Replace if defective (para 4-25)
3.
Inspect brakeshoe linings (1) for cracks or signs of grease or brake fluid. Replace if defective (para 4-24).
4.
Measure brakeshoe linmg thickness (2). Thickness must be 1/8 in. (3 mm) minimum Replace if defective
(para 4-24).
5.
Inspect brake adjuster (4) for corrosion and for freedom of movement. Replace if defective (para 4-24).
6.
Inspect grease seal (5) for signs of leakage. Replace if defective (para 4-33).
7.
Inspect brakedrum (7) interior for signs of scoring. Replace if defective (para 4-33).
8.
Inspect eight studs (6) for damage Replace if defective (para 4-33).
FOLLOW-ON TASKS:
•
Install hub/drums (para 4-33).
•
Install wheel and tire assemblies (para 4-32)
4-36
