Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts 15/09/2016 at 12:44 in reply to: SW280 – Cooling water system – lube oil in the ht-water #212 Keymaster Hello, I would be more inclined to go with a leaking oil cooler as a source of contaminated water. The water pump should not allow mixing of liquids across the oil seal if the tell-tale hole is not blocked, an unusual combination. Best regards, Author Posts Viewing 1 post (of 1 total)