TM 5-4310-382-13
CHAPTER 4
INTERMEDIATE DIRECT SUPPORT MAINTENANCE INSTRUCTIONS
Section I. TROUBLESHOOTING
4-1. GENERAL.
a. The table in this section lists the common malfunctions which you may find during the operation or maintenance
of the air compressor unit or its 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 tests or inspections and corrective actions. If a
malfunction is not listed or it is not corrected by the listed corrective action, notify your supervisor.
Table 4-1. Intermediate Direct Support Troubleshooting Procedures
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. AIR COMPRESSOR OVERHEATS.
Step 1.
Inspect air compressor for damaged piston rings, crankshaft, intake/exhaust valves, or bearings.
Refer to paragraph 4-5 for disassembly and inspection procedure.
2. AIR COMPRESSOR UNIT VIBRATES BADLY.
Step 1.
Inspect air compressor for damaged piston rings, crankshaft, or bearings.
Refer to paragraph 4-6 for disassembly and inspection procedure.
3. LITTLE OR NO AIR PRESSURE BUILD-UP.
Step 1.
Check air compressor for damaged or worn intake or exhaust valves.
Refer to paragraph 4-4 for air compressor disassembly and inspection procedure.
4-1