KNOWN INFO
6.
TEST OPTIONS
YES
NO
REASON FOR QUESTION
Are air hoses from wet tank
to primary and secondary
air tanks, check valves, and
fittings free from damage?
Replace damaged air hose
and/or fittings (para 23-2).
FRONT BRAKE/REAR BRAKE
AIR pressure gages OK.
Air hoses and fittings from air
cleaner to air compressor OK.
Air hoses and fittings from air
compressor to air dryer OK.
Air hose and fittings from air
dryer to wet tank OK.
Air hoses and fittings from wet
tank to air compressor OK.
POSSIBLE PROBLEMS
A leaking or damaged air
hose or fitting may cause air
system to loose pressure or
take an excessive amount of
time to build up air pressure.
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.
TM 9-2320-365-20-2
2-1724 Change 1
Soapy Water Leak Test and
Visual Inspection
j1. AIR SYSTEM LOSES PRESSURE DURING OPERATION/SLOW, NO, OR INCORRECT AIR
PRESSURE BUILDUP (CONT)
