On our last trip I noticed the gray valve was leaking and dripping at cap. Dumped before leaving. Just got under to attempt to replace both dump valves since this is a 2004. Found a box with pipe in t...
T58 valve. I put one onto my older Jayco to stop a gray tank leak. Worked so good that I installed one onto my new TT right after purchase. Saves any chance of a mess when removing the cap. One word of caution, it is possible to have the valve come off when removing the cap. Believe me, I know.. I drill 2 1/8 holes next to 2 opposing mounting tangs and secure with small screws and black silicon. Both my installs were permeant.