A sticky holding tank valve is a pain in the neck.
Rv dump valve stuck open.
Alternatively storing your rv for long periods of time can cause the material in your rv s dump valve to dry out and become stiff and difficult to open.
Or cracked and not able to seal properly.
When you see liquid dripping from the rv waste dump pipe when the valve is not opened this means that something is stopping the gate valve from seating properly.
Always add drain valve conditioner to the system when storing your rv for any extended period of time.
An understanding of how dump valves work helps us take better care of them.
Unscrew the cap to the rv waste dump pipe.
When this happens the waste materials harden and dry out clogging your valve.
What are the likely causes of this problem.
A stuck or broken holding tank valve is a really big issue if it happens but can easily be prevented.
This keeps the valve from opening properly.