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airheatman, HVAC Technician
Category: HVAC
Satisfied Customers: 8259
Experience:  Furnace, A/C and heat pump specialist.
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, I have a TRANE XR95 furnance I changed the

Customer Question

Customer: ***** ***** Poling
JA: Thanks. Can you give me any more details about your issue?
Customer: I have a TRANE XR95 furnance I changed the theromstat and now the unit is not coming on it appears the furnace is not sending power to the theromstat
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Submitted: 1 year ago.
Category: HVAC
Expert:  airheatman replied 1 year ago.

If you replaced thermostat without turning power off or if you connected a wire to B terminal, you most likely blew a fuse on the control board in the furnace.Let me know and if you indeed have a wire to B, we need to change that.