Clean sludge in the HRA25-25 crank case.

by Kevin
(Beachwood Ohio)

I need recommendations for a solvent to clean it.


A procedure would be helpful also.

thank you.
M#: HRA25-25
S#: R70A11659

Comments for Clean sludge in the HRA25-25 crank case.

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Oct 25, 2017
sludge
by: Doug in s.d.ca.

Unless you plan to tear it down, or it's quickly contaminating fresh oil, leave it.

If it's whitish, it's overrated for what it's being used for, and needs to run longer to dry out the condensation.

If you're tearing it down, use automotive parts cleaner.


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