Followed the manual and winterizing stickers to drain the water in case it got below freezing at night however I have a quick question on the engine there are stickers 1of5..2of5...4of5...5of5..   But there is no sign of 3of5 sticker? And nothing according to the manual where a 3of 5 sticker would be.. manual only has 1) drain ext, 2) drain trans, 3)drain heat exchanger, 4)open impeller cover and or remove replace impeller Unless 3of5 is a drain plug for boat? Anyone else have an