Thread: Brain trust help needed... Water Heater OP/OT valve
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flyenby flyenby is offline
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Join Date: Feb 2004
Location: SEAL BEACH,CALIF
Posts: 620
Are you talking about an expansion tank? As water heats it also expands, if you have high water pressure ..it will trigger the valve..
Old 04-29-2016, 05:22 PM
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