Now that is going to be really helpful to know.
Unless I decide to try to clear the gunge inside the manifold (what I discover is often called the matrix in other places) - a whole new level of complexity... I need a little more If It Ain't Broke... restraint.
Thanks again.
Thanks YorkshireMidge for returning to this thread - your post and recommendation of the sump sealing kit came just in time to stop me attempting your earlier process of renewing the sump seal from the bottom of the machine. Kit arrived and was duly installed. Even put the "R" sticker on the...