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ISM, ISMe, and QSM11 – Lubricating Oil Contaminated

Symptom Tree  t103

This is symptom tree t103
Cause Correction

Identify lubricating oil contamination

Perform an oil analysis to determine the contaminants.
 

Bulk oil supply is contaminated

Check the bulk oil supply. Drain the oil and replace with noncontaminated oil. Replace the oil filters. Refer to Procedure 007-025.

 

Internal coolant leaks

Refer to the Coolant Loss – Internal symptom tree.
 

Lubricating oil sludge is excessive

Change the oil and filters. Refer to Lubricating Oil Sludge in the Crankcase is Excessive symptom tree.
 

Fuel in the lubricating oil

Refer to the Fuel in the Lubricating Oil symptom tree.
 
Last Modified:  28-Mar-2005
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