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TM 9-2320-364-20-3
2-2194
1. AIR PRESSURE BUILDUP IS SLOW (CONT).
Air cleaner OK.
Air dryer filters OK.
Coalescing filters OK.
Aftercooler filter OK.
Drain valves OK.
Air dryer and aftercooler purge
valves OK.
Air compressor inlet air line
OK.
Air compressor discharge air
line OK.
Check valves OK.
Air compressor OK.
Damaged air governor.
Air dryer or after cooler check
valve faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Air governor test.
Air pressure buildup may be
slow if air governor fails and
causes compressor to partially
unload.
NO
7.
Does air governor unload
compressor before air
pressure gage reaches
125 4 psi (861 28 kPa)?
Adjust air governor or
replace air governor
(Para 12-41).
Verify repair, go to
Step 9 of this Fault.
WARNING
YES
Read WARNING
on Page 2-2195
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