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TM 9-2320-364-20-3
2-2206
3. COMPRESSOR FAILS TO UNLOAD (AIR SYSTEM PRESSURE BUILDS UP TO
MORE THAN 129 PSI (899 kPa)) (CONT).
Air governor control hose OK.
Air governor OK.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Verify repair.
If air pressure gage reads
125 4 psi (861 28kPa) after
eight to ten minutes with engine
at idle, fault has been
corrected.
YES
NO
Fault not corrected.
Notify DS
Maintenance.
3.
Does air pressure buildup
normally?
Fault corrected.
2.
Adjust or replace air
governor (Para
12-41). Verify repair,
go to Step 3 of this
Fault.
YES
NO
Air governor control hose OK.
Air governor faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Air governor test.
Compressor will fail to unload if
air governor is out of
adjustment or defective.
Does exhaust air flow from air
dryers only when air pressure
reaches 125 4psi (861 28
kPa)?
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