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CMunrock's avatar
CMunrock
Explorer
Aug 08, 2015

Why does my A/C fan on when I run the furnace?

My fifth wheel has two temp controllers. One has a digital display that controls my A/C and blower. This thermostat also controls my gas furnace. THe other thermostat is the type that I've had on...
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DrewE's avatar
DrewE
Explorer II
Aug 08, 2015
Is there a (possibly inoperative) heat strip on the air conditioner unit? Perhaps the heat setting for the digital thermostat is controlling that. More a stab in the dark than anything.

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