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TM 9-2320-364-20-2
2-1769
(1) Measure gap between brake shoe and
drum (Para 12-3).
(a) If there is no gap, adjust brakes
(Para 12-3).
(b) If there is a gap, perform Steps
(2) through (5) below.
(2) Cage air chamber (Para 12-10).
(3) Remove brake drum and air
chamber (Para 13-3 and 12-10).
(4) Inspect brake shoes and wedges
(Para 12-2).
(a) If brake shoes and/or wedges are
faulty, replace brake shoe and/or
wedges (Para 12-2).
(b) If shoes and wedges are OK,
perform Step (5) below and notify
DS Maintenance.
(5) Install brake drum and air chamber
(Para 13-3 and 12-10).
Wear safety goggles when performing
leakage tests on valves. Failure to do
so may result in serious eye injury due
to high pressure air.
Truck must be on level ground and wheels
must be chocked before parking brake is
released. Otherwise, truck may roll and
cause injury to personnel.
(1) Listen to air chamber and observe
brake shoe movement while assistant
releases and applies PARKING
BRAKE (TM 9-2320-364-10).
(a) If assistant cannot hear air
chamber operate or brake shoe
does not move when parking
brake control valve is pushed and
pulled, perform Step (2) below
and replace faulty air chamber
(Para 12-10).
(b) If air chamber operates correctly,
perform Step (2) below and go to
Step 5 of this Fault.
(2) Release PARKING BRAKE.
OPERATION TEST
VISUAL INSPECTION
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