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TM 9-2320-360-20-1
WARNING
When working on parking brake
control system vehicle may roll.
Vehicle must be parked on level
ground. Wheel chocks must be
positioned in front of and behind
one of the rear wheels to keep it
from rolling. Failure to comply
may cause serious injury or death
to personnel.
SLACK ADJUSTER TEST
(1)
Release parking brake
(TM 9-2320-360-10).
(2)
Observe the rotation of all
brake camshafts and slack
adjusters while assistant
applies and releases treadle
valve.
(3)
Apply parking brake
(TM 9-2320-360-10).
BRAKE SYSTEM TEST
(1)
Release parking brake
(TM 9-2320-360-10).
(2)
Measure distance A between center of
yoke pin and chamber bracket with brake
treadle released Record measurement.
(3)
Measure distance B between center of
yoke pin and chamber bracket while
assistant holds brake treadle down
Record measurement.
(4)
Subtract measurement A from
measurement B If difference is 2 in (50
mm) or more, adjust brakes (para 11-2).
(5)
Apply parking brake (TM 9-2320-360-10).
2-715
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