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BillMartin's avatar
BillMartin
Explorer
Nov 23, 2014

Using Atwood 1H2C Thermostat with Dometic A/C ??

I am attempting to replace a Duo-Therm Thermostat Model# 3107612.008 with an Atwood Model# 1H2C. Neither the furnace, A/C compressor, or A/C fan will operate with the Atwood. All functions are good wi...
Chris_Bryant's avatar
Chris_Bryant
Explorer II
Jun 02, 2015
On that diagram they hook up #2, with nothing on #4, they also list #2 (and the black out of the control box) as both +7.5 *and* ground. I wish I knew what terminal 2 actually was- terminal 4 they list as relay common, which makes sense- on a standard t-stat that would be terminal R (C or H).

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