CUMMINS N14 - Lubricating Oil Contaminated

Lubricating Oil Contaminated
Cause Corrections
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Identify Contamination
OK
f
Perform an oil analysis to determine the
contaminates.
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Bulk Oil Supply Contaminated
OK
f
Check bulk oil supply. Change engine oil
and filters. Replace oil with non-
contaminated supply.
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Coolant in the Oil, Internal Engine
Component Leaks
OK
f
Refer to ‘‘Coolant Loss - Internal’’
Symptom Chart.
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Oil Sludge Excessive
OK
f
Refer to ‘‘Lubricating Oil Sludge in the
Crankcase Excessive’’ Symptom Chart.
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Fuel in the Oil
Refer to ‘‘Fuel in the Lubricating Oil’’
Symptom Chart.
SectionT-Troubleshooting Troubleshooting Symptoms Charts
N14 Page T-85