[Shiny]

Originally Posted by dataway

It appears to me that in both instances (cover and seal) that rust lifted the sealing surface and allowed fluid to slip by. This would also jive with the way it just started leaking out of the blue with no use. Went years without leaking, then after sitting for a couple of years in our new humid TN location it just all of a sudden started leaking just sitting there.

Of note is that is rust in both locations where it is leaking.

Correlation is probably more than a hint here. Sorry you had to go through this again but glad you found time.