TM 5-4310-377-13
Section V. TROUBLESHOOTING
3-10. GENERAL.
a. The table in this section lists the common malfunctions which you may find during the operation or maintenance
of the air compressor or it components. You should perform the test/inspection and corrective maintenance in the
order listed.
b. This manual cannot list all malfunctions that may occur, nor all test or inspections and corrective actions. If a
malfunction is not listed or it is not corrected by the listed corrective action, notify your supervisor.
Troubleshooting Symptom Index
MALFUNCTION
PAGE
Flywheel revolves in wrong direction ................................................................................................ 3-12
Bearings overheat .......................................................................................................................... 3-12
Motor/Compressor speed slows down .............................................................................................. 3-12
Severe vibration .............................................................................................................................. 3-12
Abnormal noise .............................................................................................................................. 3-13
Little or no air pressure buildup ........................................................................................................ 3-13
Pressure gage inaccurate ............................................................................................................... 3-15
Excessive oil consumption .............................................................................................................. 3-15
Belts slip ........................................................................................................................................ 3-15
Motor overheats .............................................................................................................................. 3-15
Motor will not start .......................................................................................................................... 3-16
3-11
