Forum Discussion
Old-Biscuit
Jun 27, 2017Explorer III
Some water heaters have three valves (cold in--open, hot out--open & bypass---closed)
Some have 2 valves.....cold --open bypass closed (check valve in hot out)
Some have 2 '3-way' valves....cold/bypass & a hot/bypass (turn both handles so they are parallel with cold/hot lines)
Some have 1 '3-way'....cold/bypass w/check valve in hot out (turn handle so it is parallel with cold in
Some have 2 valves.....cold --open bypass closed (check valve in hot out)
Some have 2 '3-way' valves....cold/bypass & a hot/bypass (turn both handles so they are parallel with cold/hot lines)
Some have 1 '3-way'....cold/bypass w/check valve in hot out (turn handle so it is parallel with cold in
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