Dometic ccc2 thermostat
The Dometic ccc2 thermostat in our 2006 coachman elite sportscoach will not power on. We have tried to find a fuse or breaker to the thermostat but have not been able to find a fuse sending power to ...
Forum Discussion
mike brez wrote:MountainAir05 wrote:
Have you check power to the AC unit itself. That should be where the power came from. 12 volts.
I don’t think the 12v comes from ac unit.
Yes and No. There is a 12 volt supply GOING to the Zone 1 AC unit control board. THAT powers the COMM (telephone type) cable going to the CCC2 which is a DC 12 volt signal. So, the OP needs to check the 12 volt supply at the Zone 1(usually front AC) Control board. There is a 3 amp fuse ON the board also. So, if you have 12 volts to the AC Board, check the fuse ON the board. 2006 did NOT have a CCC2 system so someone has updated his Dometic control system from a 5 button to the ccc2 system. Doug
