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Old 10-18-2018, 03:59 PM
Brendan Miller Brendan Miller is offline
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Join Date: May 2015
Location: Rochester, NY
Posts: 6
Brendan Miller is on a distinguished road
all UUUU's usually means means thermocouple is burnt out or a leg of the thermocouple is open. Some Controllers will read LLLL or UUUU but both can be thermocouple problems.
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