SOURCE: Installing Honeywell RTH7000 - I have too many wires!
check to see if the B terminal is on the new t-stat if connect to it , but this terminal refers to heat pumps and is normally use to energize the reversing valve on the outside unit and not used on ac units , but normally the tag O/B is the same terminal on therostats
SOURCE: how to remove thermostat cover to replace
the cover pulls off if it has a green screen then most likely takes batteries if does not light up then no batteries with a small piece of insulated wire jump from green to red if indoor fan does not come on then transformer bad
SOURCE: I replaced my thermostat with a honeywell
is there a jumper between RC and RH. you may have wired the red wire to RH and may be missing the jumper to RC
SOURCE: I installed a honeywell CT87N thermostat. The
the burners light? if the burners dont light than it's working right the blower on the furnace comes on with the a\c
SOURCE: how do you remove a honeywell t8132 a thermostat?
http://customer.honeywell.com/Techlit/pdf/69-0000s/69-0740b.pdf Here is ur guide :-) [email protected]
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