I have an issue as well. We have 2 zones but on the main zone if I switch it to the furnace , the AC unit also turns on the fan. The only way I can get just the furnace to go on is to turn the AC breaker off. It’s on the warranty list for the end of the summer . . . . . I gues we are there.
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Perry & Karen, Calgary, Alberta
2017 F350 SRW CC 4X4 6.7L — 2018 Montana 3720RL
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