The 2 brown wires for the furnace on the Controller # FACC12SA-BL are loop wire for the furnace. So these do not matter which of each wire they attach to on your furnace. They simply must not attach to each other so that power travels all the way to the furnace. You will need to switch the number 4 dip switch to the on position so the controller knows it is attached to a furnace for heating. view full answer...
To find out what model Dometic AC unit you have you'll need to remove the inside air filter cover and then using a flash light look toward the rear of the unit and on the passenger side of the intake chamber on the AC bulkhead will be a tag. If you have a Duo Therm unit the correct shroud replacement would be the part # DMC69FR that you referenced. view full answer...
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