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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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My thermostat is in the TH5000 series. My back light has

Customer Question

My thermostat is in the TH5000 series. My back light has died. I have installed new batteries but still no go. Can you help?
Submitted: 1 year ago.
Category: HVAC
Expert:  jHVAC replied 1 year ago.

Hi, sorry you are having trouble with your thermostat.

Expert:  jHVAC replied 1 year ago.

If you have installed new batteries and still no luck, it seems as though your thermostat is bad. If it was just the batteries, the thermostat would light up, even before you put it back on the wall