black water clean out connection leaks
2016 Passport Ultralite 2770. Maiden voyage was this past weekend. Everything worked but 2 items. 1. Found out if you leave the bathroom door open, it blocks the intake vent for the furnace and ap...
Forum Discussion
OldRacer wrote:
just solved the problem today.
straight thru inside the RV replacing the vent/check valve and put a vaccum break check valve on the outside. It screws onto the hose and then into the opening of the trailer. Does the exact same thing.
I don't think it does the same thing. The original was in place to prevent waste tank contents from siphoning from the tank and out thru the garden hose.
The one you installed (assuming it's a hose bib vacuum breaker like you would use on your house) is designed to keep the contents of the garden hose from siphoning back into the waste tank (house). It will allow waste tank contents to siphon out thru the garden hose and into the public water system.
