Hot water tank bypass valves
Would like to know if anyone (07 Fleetwood Revolution LE) has some info on why this water heater has only one bypass valve. Winterizing after blowing out lines and draining with valve in bypass positi...
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Some companies (Winnebago for one) use two check valves. Here is a drawing I made of my Winnebago setup. If you only have one check valve it will be in the hot water out line.
