Thermostat issues
1999 Winnebago Adventurer 32T Thermostat is a Coleman Mach Thermostat started having problems over the weekend. The AC will not work, neither will the heater but the fan works fine. Anyone have...
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The air conditioner fan on (and fan speed) switch doesn't need power to operate. The rest of the thermostat functions probably do. I would check the 12V supply and ground at the thermostat (which would be two of the wires from the air conditioner).
