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restlessways's avatar
restlessways
Explorer III
Jun 09, 2013

HELP!! No AC, heat stuck on full- 2000 Lance 1030

As the message indicates, I am having trouble with the HVAC system in my 2000 Lance 1030. The Atwood heater blows hot and won't stop, cannot be controlled by the thermostat, and the AC will not turn o...
Chris_Bryant's avatar
Chris_Bryant
Explorer II
Jun 12, 2013
That board is it. The only other relay is one in the furnace, but it can only make the blower run, cannot make the burner fire, and cannot affect the air conditioner.
Worse comes to worst, you can install the electronics and thermostat from the new versions of that model for under $100. Dometic might or might not approve of that, but....

Here you go- DuoTherm control kits.

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