Duo Therm A/C Troubleshooting - non op fan
Model 57915.741 Dometic A/C 3107610.002 thermostat? After about 5 weeks of non use in the Florida heat, tried to turn on A/C, compressor ran but not fan- selected fan from "auto" to "on" and blew...
Forum Discussion
The Boards 3 amp fuse has NOTHING to do with the 120 operation of the fan or the compressor. It is a 12 VOLT protection. That means there is something on the BOARD or the tstat wiring that is blowing the fuse. I would pull the Tstat and check the Wire Bundle and tghen check the wiring at the upper control box. I cannot remember when I ever had a problem with the Board 3 amp fuse blowing. Usually if you have a short, it is pretty obvious. Also, if the 3 amp fuse blows, does the COMPRESSOR stay ON? Doug
