TM 5-4310-379-14
SYMPTOM INDEX (Cont)
Symptom
Page
7.
Compressor knocking ........................................................................................................................ 3-12
8.
Air receiver will not load ..................................................................................................................... 3-12
9.
Compressor overheats ....................................................................................................................... 3-12
10.
Excessive Drive belt wear .................................................................................................................. 3-13
11.
Power take-off will not engage ........................................................................................................... 3-13
12.
Compressor oil in the discharge air .................................................................................................... 3-13
Table 3-2. Unit Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ENGINE WILL NOT START.
Step 1.
Check battery connections.
Tighten loose connections.
Step 2.
Test battery.
Replace a discharged battery (para. 3-35).
Step 3.
Check fuel level.
Add fuel as needed.
Step 4.
Fuel filter dirty.
Service fuel filter (para. 3-25)
Step 5.
Fuel strainer dirty.
Service fuel strainer (para. 3-26)
Step 6.
Test fuel pump flow.
Replace a defective fuel pump (para. 3-27).
3-9
