Need direction in connecting 42351 thermostat to furnace & air system that has separate AC/heat switch on the furnace. Current manual thermostat has only the red and white wires attached.

Asked by JH on 05/29/2009 0  Answer

ManualsOnline posted an answer 15 years, 7 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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