TM 9-2330-392-14&P
4-32.8
Change 2
Section VII. BRAKE SYSTEM MAINTENANCE
4-20
HANDBRAKE LEVER REPLACEMENT.
This task covers:
a. Removal
b. Cleaning and Inspection
c. Installation
Initial Setup:
Equipment Conditions:
• Handbrake released.
• Wheels chocked (para 2-8.1).
Tools/Test Equipment:
• General mechanics tool kit
Materials/Parts:
• Dry Cleaning Solvent (Item 5, Appendix E)
• Cotter Pin
• Two Locknuts
WARNING
When performing maintenance on brake system, ensure that wheels are securely chocked. Failure
to follow this warning may cause trailer to roll, resulting in serious injury or death to personnel or
damage to equipment.
a.
REMOVAL
1.
Chock wheel on side of trailer opposite side on which lever is being replaced.
2.
Turn adjustment knob (9) on handbrake lever (8) to be removed to provide slack in cable.
3.
Remove cotter pin (3) from clevis pin (6) and remove clevis pin (6) from handbrake lever assembly (7). Discard
cotter pin.
4.
Remove handbrake cable (4) and handbrake cable sheath (5) from handbrake assembly (7).
5.
Remove two locknuts (2), four washers (1) and two capscrews (10) securing handbrake assembly (7) to frame.
Discard locknuts.
6.
Disconnect handbrake lever (8) from cable end (4).
b.
CLEANING AND INSPECTION
WARNING
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective goggles and gloves
and use solvent only in a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO
NOT breathe vapors. DO NOT use near open flame or excessive heat. The solvent’s flash point is
100°F to 138°F (38°C to 59°C). If you become dizzy while using cleaning solvent, immediately get
fresh air and medical help. If solvent contacts eyes, immediately wash your eyes and get medical
aid.
1.
Clean all removed components with dry cleaning solvent (Item 5, Appendix E) and allow to dry.
2.
Inspect handbrake cable end (4) for excessive wear or damage. Replace if defective (para 4-21).
