CUMMINS N14 - Air Compressor Will Not Pump Air

Air Compressor Will Not Pump Air
Cause Corrections
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Air Governor Malfunctioning or Set
Incorrectly
OK
f
Check air governor operation. Refer to
Procedure 4-04.
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Unloader Valve Malfunctioning. Air
Compressor Intake or Exhaust Valve
Leaks Air
OK
f
Check unloader valve operation. Refer to
Procedure 4-03. Inspect intake and
exhaust valve assemblies. Refer to
Procedure 4-06.
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Splined Drive Coupling Excessively Worn
OK
f
Check coupling for wear. Refer to
Procedure 4-07.
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Air Compressor Excessively Worn or
Damaged Internally
Replace air compressor. Refer to
Procedure 7-31.
Troubleshooting Symptoms Charts SectionT-Troubleshooting
N14Page T-8