Series 60 Defective Air Compressor

To determine if a defective air compressor is causing excessive oil consumption, perform the following: ‪

1. Perform a crankcase pressure test and record the test results.
2. Disconnect the air outlet line from the air compressor;

3. Repeat step and record the test results.
4. Compare the results of test one with test two.

If the engine crankcase pressure remained the same, check the turbocharger;
If the engine crankcase pressure decreased, replace the air compressor

One Reply to “Series 60 Defective Air Compressor”

  1. I have a 2009 Detroit series 60 14L been having a problem, Its beeen sputtering engine reduction I guess, I have change out injectors an still doing same thing valves have been adjusted, wanted to know if maybe a dirty crankcase filter can be the problem ?

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