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Phil, Mechanical Engineer
Category: HVAC
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Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Honeywell RTH111 th err r most at wiring does not match

Customer Question

Honeywell RTH111 th err r most at wiring does not match
Submitted: 1 year ago.
Category: HVAC
Expert:  airheatman replied 1 year ago.
Hello. My name is ***** ***** I'll do my best to help. Let's get started and see what we can do.I will be happy to help with this. Can you attach the photo here?Or tell me where wires went on old thermostat?

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