I have just installed a used furnance. When I connected the power the funance started up with out the thermostat being connected. The 2 blowers started to run. I need to know why it fires up with out the thermostat calling for heat.

Asked by Allen Dembski on 07/20/2011 0  Answer

ManualsOnline posted an answer 13 years, 3 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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