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TM 9-2320-364-20-3
2-2198
2. AIR DRYER(S) AND/OR AFTERCOOLER CONTINUALLY PURGE.
INITIAL SETUP
1.
Are 0 psi measured at air
governor port A, while air
dryer and/or after cooler is
purging air?
Replace air governor
(Para 12-41).
Verify repair, to go
Step 3 of this Fault.
START
YES
NO
Nothing.
Air governor faulty.
Leaking air dryer or after
cooler purge valves.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Pressure test.
If air pressure is present, air
governor is faulty.
2-27. AIR SYSTEM TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanics: Automotive
(Item 74, Appendix G)
Pressure Test Kit (Item 50, Appendix G)
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
References
TM 9-2320-364-10
NOTE
Soap and water solution will be used to visually check for leaks.
Materials/Parts
Sealant, Teflon Pipe (Item 71, Appendix C)
Solution, Soap (Item 86, Appendix C)
WARNING
Personnel Required
Two
Read WARNING
on Page 2-2199
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