TM 55-1905-223-24-8
Table 2-2. Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
STEP 3. Check if thermal overload is tripped.
Reset thermal overload.
STEP 4. Check for correct power at motor.
Restore correct power (TM 55-1905-223-24-18).
STEP 5. Check for defective motor.
10. Low discharge pressure and air delivery.
STEP 1. Check for open drain valve.
Close valve.
STEP 2. Check for leaks in the plant air system.
Secure all fittings and connections.
STEP 3. Check for leaking safety valve.
Replace valve.
STEP 4. Check for slipping belts.
Secure belts.
STEP 5. Check for restricted air inlet filter or suction line.
Remove restriction from inlet filter or suction line.
STEP 6. Check for defective pressure gauges.
Replace piping gauges (TM 55-1905-223-24-18).
STEP 7. Check for leaking head gasket.
STEP 8. Check for loose or defective compressor valve.
STEP 9. Check for defective unloader.
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