What would be the most likely indication that a shell-and-tube lube oil cooler had in internal leak permitting mixing of the two fluids?
Dropping level and frequent need to add make-up oil to engine sump.
Corrosion of engine internal parts in contact with lube oil.
Rising level in engine lube oil sump.
Drop in viscosity of engine lube oil.
No comments yet
Be the first to share your thoughts!