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BFL13's avatar
BFL13
Explorer II
May 24, 2020

Water Heater Gas Valve Stuck Open UPDATE-Bench Test

Updated 25 May -------- Was having trouble getting my 1991 OEM Atwood WH to light for months, worked sometimes, very frustrating. Got some parts off a newer WH including the gas valve and swapped...
Old-Biscuit's avatar
Old-Biscuit
Explorer III
May 24, 2020
LP System only has 0.4 psi so iof gas is leaking thru gas valve then it is NOT salvageable.

Takes BOTH solenoids to be energized to OPEN the gas valve
When DC is removed springs close the gas valve
Able to light and have small flame at gas valve means it is leaking thru with ONLY 0.4psi

Course you have nothing to loose so disassembling it won't hurt anything
Caution: Gas Valves are classified as NON-Serviceable

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