TM 5-3805-248-23-1
BRAKE SYSTEM TROUBLESHOOTING PROCEDURES - CONTINUED
0014 00
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7.
Air System Low Air
Pressure.
WARNING
Eye protection must be worn when performing maintenance where components
or particles could fly out during procedure. Failure to take precautions may
cause injury.
Make sure wheels are chocked and bowl is lowered to ground for all tests. Fail-
ure to do so may cause injury or death.
1.
Check for broken or damaged air
1. Replace broken or damaged air line(s).
line(s).
2. If lines are OK, go to Test 2.
2.
Listen for escaping air around
1. Replace or tighten valve or connection
machine at valves and fittings.
found to be leaking.
2. If valves and fittings are OK, go to Test
3.
3.
Listen for escaping air at air tanks and
1. Replace air tank(s) or air dryer (WP
air dryer.
2. If air tanks and dryer are OK, go to Test
4.
4.
Check governor adjustment.
1. If governor requires adjustment, or is
damaged, service or replace (WP 0168
2. Replace air compressor (WP 0167 00).
8.
Air System High Air
Pressure.
WARNING
Eye protection must be worn when performing maintenance where components
or particles could fly out during procedure. Failure to take precautions may
cause injury.
Make sure wheels are chocked and bowl is lowered to ground for all tests. Fail-
ure to do so may cause injury or death.
1.
Check governor adjustment.
1. Adjust or replace governor if damaged
2. If problem still exists, go to Test 2.
2.
Check for faulty governor.
a. While listening to air compressor,
load and unload compressor by
repeatedly stepping on brake pedal.
