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Question About Lennox International Inc. Thermostat 51M32
installed a lennox 51m32 all wires are correct. al...

installed a lennox 51m32 all wires are correct. all systems say they are operating.but the furnace does not respond.at the thermostat terminal when i use a wire to override all systems work.bad thermostat???? brand new.

Asked by albert betti on 03/13/2013 1  Answer

ManualsOnline posted an answer 11 years, 10 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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