TM 9-2330-384-14&P
Table 3-1. Operator Troubleshooting Procedures (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 4.
Check that brake interlock paddles at front port or rear inlet are not pushed in (see
Table 2-1, 13d).
Install front port dust cap with notch positioned so as not to push in on brake
interlock paddle (see Table 2-1, 3d).
Step 5.
Check for signs of damage to brake interlock valves at front port or rear inlet (see
If damage to brake interlock valves at front port or rear inlet is found, notify unit
maintenance.
Step 6.
Look under semitrailer and check air lines for kinks, breaks, or loose connections.
Listen for leaks along air lines, at connections, and at valves (see paragraph 1-13).
If kinks, breaks, leaks, or loose connections are found, notify unit mainte-
nance.
7.
SLOW BRAKE APPLICATION OR RELEASE
Look under semitrailer and check air lines for kinks, breaks, or loose connections. Listen for
leaks along air lines, at connections, and at valves (see paragraph 1-13).
If kinks, breaks, leaks, or loose connections are found, notify unit mainte-
nance.
8.
GRABBING BRAKES
Step 1.
Check that semitrailer's air system is free of moisture.
Disconnect tractor SERVICE and EMERGENCY air couplings from semitrailer
(see paragraph 2-14). Pull on air reservoir draincock cable pull until all mois-
ture is drained from air reservoirs (see paragraph 2-2). Connect tractor SERV-
ICE and EMERGENCY air couplings to semitrailer (see paragraph 2-12). Fully
semitrailer
air
(see TM 9-2320-273-10 or
system
pressurize
TM 9-2320-283-10). Check brakes.
Step 2.
Look under semitrailer and visually inspect area of brake shoe linings. Be alert for
signs of oil or grease.
If any oil or grease is found, notify unit maintenance.
WHEELS AND TIRES
9.
SEMITRAILER LEANS TO ONE SIDE
Step 1.
Check for correct air pressure in all tires. Air pressure should be 95 psi (655 kPa),
Inflate tires to 95 psi (655 kPa).
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