Go whole hog and replace the pump itself.
Rv water pump check valve leaking.
This is usually on a tube hose connecting the water pump to the freshwater tank.
Bring the water pump itself out to the work bench.
The valve is designed to let pressured city water enter the rv s plumbing system when hooked to a charged hose bib via your water hose in an rv park and prevent the water pump from pumping water out of your potable water tank onto the ground when not hooked to a charged hose bib.
If after you complete your tasks and turn off the water and the pump continues to run and run your rv water pump is likely leaking somewhere.
Proceed by connecting the other end to the rv water pump.
All of this sounds very easy and in theory it is.
Is the water pump still.
Rv water pumps should turn on every time you flush the toilet or turn on a faucet.
Conclusion on water pump troubleshooting.
If turning the water down makes the leaking stop and still allows for adequate water pressure inside the rv this was likely your problem and turning the pressure down is a great temporary solution.
Other issues include loud pump noises and vibration a leaking water pump the pump fails to shut off inadequate water pressure or flow the pump won t prime the water flow sputters and more.
Check amazon or rv water filter store for options.
You can do this by turning the water down but not off.
For those just entering the rv lifestyle there is a check valve behind your city water hook up.
First you ll want to check that the water pressure isn t too high.
If your rv water pump is mounted like the one in my travel trailer you may have to be a 60 lb skinny as a rail contortionist to physically reach all the connections required to remove the rv water pump.
There may be one tiny problem.
Install a new check valve and make sure the arrow is pointing at the freshwater tank.
How can i repair a leaking rv water pump.
Rv water pump leaking.
Add your own 1 way check valve to the water line on the inlet side of the pump.
Check for a rebuild kit for the water pump and find out if the internal check valve is a user serviceable part some art some are not.