Forum Discussion

wildflowerpower's avatar
wildflowerpower
Explorer
Oct 30, 2014

Freshwater tank taking in water from unknown source...

I have a year 2000, Four Winds 5000 - Our freshwater tank has never been filled up by us using the outside(and what I thought was the ONLY) way of filling it up, yet occasionally I find the tank t...
Class C
enblethen's avatar
enblethen
Nomad
Oct 30, 2014
A check valve installed in the line. It can go either before or after the pump. Best is after as if you have a complete pump failure, you could still have city water.
Depending on make and model of pump, you could take pump apart and find the small amount of debris causing the back feed.

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