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Question About Honeywell Thermostat T87F
I bought a new Honeywell RTH7500D thermostat. The ...

I bought a new Honeywell RTH7500D thermostat. The installation instructions ask me to identify the wires of the old thermostat, which is T87F, but there are no letters on the wires or wallplate. How can I identify the wires? Thanks.

Asked by David on 11/30/2014 1  Answer

ManualsOnline posted an answer 9 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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