TM-9-2320-361-24-1
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2
AUGUST 2006
TM-9-2320-361-24-1 - Page 162 of 1176
TM 9-2320-361-24-1
0010 00
0010 00-2
COMPRESSED AIR AND BRAKE SYSTEM TROUBLESHOOTING (Contd)
Table 1. Parking Brake Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. PARKING BRAKE
WILL NOT
HOLD VEHICLE
1. Check parking brake cable (1) for
breaks, bends, or improper
adjustment.
2. Inspect parking brakeshoes (5) for
wear.
3. Inspect parking brakeshoe
linings (5) and drum (4) for dirt
and oil.
4. Check parking brakeshoe (5)
clearance adjustment
(WP 0164 00).
5. Check to see if all parts are in
place and serviceable.
1. Replace parking brake cable (1)
if broken (WP 0165 00).
2. Adjust parking brake cable (1)
if out of adjustment
(TM 9-2320-361-10).
If parking brakeshoe (5) linings are
worn more than 0.188 in. (4.78 mm),
replace (WP 0164 00).
Replace parking brake shoes and
linings, and clean drum
(WP 0164 00).
If parking brakeshoe (5) clearance is
out of adjustment, adjust
(WP 0164 00).
Repair or replace unserviceable
components (WP 0164 00).
2. PARKING BRAKE
DRAGS
1. Check brakeshoe retracting spring
(2) and lever retracting spring (3)
for breaks, bends, missing parts,
disconnected conditions, or
damaged parts on shoe.
2. Check parking brake cable (1) for
binding or improper adjustment.
3. Check parking brake shoe (5)
clearance adjustment (WP 0164 00).
1. Reconnect brakeshoe retracting
spring (2) or lever retracting
spring (3) if disconnected.
2. If brakeshoe retracting spring (2)
or lever retracting spring (3) is
broken, bent, or missing, replace
(WP 0164 00).
If parking brake cable (1) is binding
or out of adjustment, replace
(WP 0165 00) or adjust
(TM 9-2320-361-10).
If parking brake shoe (5) clearance is
out of adjustment, adjust
(WP 0164 00).
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