Forum Discussion

Ltrip's avatar
Ltrip
Explorer
Oct 30, 2022

Is there a back flow valve on the hot water outlet

I am winterizing. Done this many times. I flip the switch to bypass the water heater. The anode is out of the water heater. I put the tube into the gallon of anti-freeze and turn on the pump. Ant...
marpel's avatar
marpel
Explorer
Nov 01, 2022
I have two valves on my system and when in bypass, some antifreeze gets in the hot water tank. Is there an easy visual way to determine, without taking things apart, if a system actually has a check valve? If mine does, maybe it needs to be replaced.

Marv

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