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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I am trying to change out my thermostat and am troubled by

Customer Question

I am trying to change out my thermostat and am troubled by the wiring. The old Tstat has R Y W Gl Gh B
JA: Just to clarify, do you think this is a larger HVAC problem, or something specific to the thermostat?
Customer: continuing ... the new has W Rh Rc G Y O/B. ???
JA: Do you plan on doing the work yourself?
Customer: yes
JA: Anything else we should know to help you best?
Customer: just which wires go where. Some are obvious, some not.
Submitted: 21 days ago.
Category: HVAC
Expert:  Airheatman replied 21 days ago.

Can you give me model on both thermostats?

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