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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I'm having problem with AC and making sure it's not the

Customer Question

I'm having problem with AC and making sure it's not the control. CT3200A1001
JA: I'll do all I can to help. How long have you been dealing with this?
Customer: all day. says running but not cold
JA: Do you plan on doing the work yourself?
Customer: if it's just the control yes. also need to know if Nest would be compatible.
JA: Anything else we should know to help you best?
Customer: no
Submitted: 2 months ago.
Category: HVAC
Expert:  Phil replied 2 months ago.

Hello, tell me please what color of wire, connects to which letter terminal on the old thermostat...I can tell a lot from there.

and also prescribe a few tests, you should have a multi meter handy