Help with Dometic Digital Thermostat
We're somewhat isolated here at the beach with very slow internet and our Cousin is having trouble with her furnace. She has a two year old rig and the heater won't come on. I found that the Dometic...
Forum Discussion
Chris Bryant wrote:
The furnace hookup is a simple relay- two blue wires at the control box. One wire needs a 12 volt feed, turning the furnace on simply closes that relay.
Here's how to put it in diagnostic mode:
http://bryantrv.com/docs2/docs/singlezonediag.pdf
Go to the ROOF AC control board. There are those 2 blue wires. When set to turn the furnace ON, BOTH those wires should have 12 volts. When the furnace is OFF, only 1 of those wires will have 12 volts. IF NONE have 12 volts, your furnace fuse is either blown or you have a wiring problem AT the furnace. Doug
