TM 9-2330-235-14&P
4-21.
HANDBRAKE CABLE MAINTENANCE (M390C) (Con't).
c.
ADJUSTMENT
1. Turn adjusting knob (15) counterclockwise until link pin (1) is almost touching end of slots. Ensure that handbrake
lever (14) is fully released.
2. Raise side of trailer where handbrake cable is being adjusted until wheel is off ground.
3. Loosen nuts (4 and 6). Turn tumbuckle (5)
counterclockwise (as viewed from rear of trailer)
until brakeshoes drag slightly when wheel is
rotated by hand. Do not allow push-pull control
assembly (7) to twist.
4. Turn turnbuckle (5) clockwise until brakeshoes
no longer drag when wheel is rotated by hand.
5. Apply handbrake lever (14). If handbrake lever
will not fully apply, turn turnbuckle (5) to obtain
correct lever action.
6. Tighten nuts (4 and 6) against turnbuckle (5).
7. Lower trailer.
FOLLOW-ON TASKS:
Lubricate handbrake cable (Chapter 3, Section I)
4-44