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TM 9-2320-366-20-2
TM
j3. AIR DRYER CONTINUALLY PURGES (CONT)
j3.
KNOWN INFO
TEST OPTIONS
3.
Air hoses and fittings OK.
Visual inspection
Does air escape from
REASON FOR QUESTION
Air dryer heater OK.
POSSIBLE PROBLEMS
A blocked air hose from
air dryer to wet tank
Blocked air hose from air
air dryer to wet tank
air hose?
dryer to wet tank.
will cause purge valve
Faulty air dryer.
to release air.
Faulty air compressor
governor.
NO
Replace damaged air
hose (para 23-2).
YES
KNOWN INFO
TEST OPTIONS
4.
Air hoses and fittings OK.
Check for air at purge
Does air escape from
Air dryer heater OK.
valve air hose.
REASON FOR QUESTION
compressor air hose
Air hose from air
Air dryer will continually
at purge valve?
dryer to wet tank OK.
POSSIBLE PROBLEMS
purge if air compressor
Faulty air dryer.
governor is defective.
Faulty air compressor
governor.
NO
Service air dryer
(para 23-11).
YES
Notify DS Maintenance.
2-1970
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