TM 9-2330-384-14&P
4-34. BRAKE ADJUSTMENT (Con't).
NOTE
When adjusting nut (3) is turned counterclockwise, it will turn hard and
slack adjuster (2) will make a loud ratcheting noise. This is normal.
(3)
At slack adjuster (2), turn adjusting nut (3) clockwise until brakes lock, Then turn adjusting
nut counterclockwise until wheels turn freely without brake shoe drag.
(4)
Uncage brake chamber spring (see paragraph 4-33) or disconnect tractor's EMERGENCY air
coupling from semitrailer's EMERGENCY air coupling (see paragraph 2-14).
(5)
Remove jackstand and lower axle.
(6)
Repeat steps 1 through 5 to adjust brakes at other wheels.
FOLLOW-ON TASKS:
Remove and stow chock blocks (see paragraph 2-11).
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