KNOWN INFO
TEST OPTIONS
3.
NO
YES
REASON FOR QUESTION
FRONT BRAKE/REAR BRAKE
AIR pressure gages OK.
Air hoses and fittings from air
cleaner to air compressor OK.
POSSIBLE PROBLEMS
Replace damaged supply air
hose and/or fittings (para 23-2).
A leaking or damaged supply
hose or fitting may cause air
system to loose pressure or
take an excessive amount of
time to build up air pressure.
Are supply hose from air
compressor to air dryer
and fittings free from
leaks or damage?
TM 9-2320-365-20-2
2-1718 Change 1
Soapy Water Leak Test and
Visual Inspection
Damaged air hose from air
compressor to air dryer.
Damaged air hose from air
dryer to wet tank.
Damaged air hose from wet
tank to air compressor.
Damaged air hoses from wet
tank to primary and secondary
air tanks.
Faulty check valves at primary
and secondary air tanks.
Faulty air dryer purge valve
and/or clogged desiccant
cartridge.
Faulty air compressor
governor.
Faulty air compressor.
j1. AIR SYSTEM LOSES PRESSURE DURING OPERATION/SLOW, NO, OR INCORRECT AIR
PRESSURE BUILDUP (CONT)
