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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I have a Lennox furnace, the thermostat went blank. I assumed

Customer Question

I have a Lennox furnace, the thermostat went blank. I assumed the thermostat was bad so I replaced it. Same thing. Checked the diagnostic code, it is 000. Getting power to the furnace, not sure next steps.
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.Look inside furnace and give me the model,It will be on a label in burner compartment.

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