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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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How do you restart the Comfortmaker Enviro Plus 90 Model

Customer Question

How do you restart the Comfortmaker Enviro Plus 90 Model RPJII furnace. Thermostat went out this weekend, had to replace and now can't get the furnace to re-ignite.
JA: Just to clarify, do you think this is a larger HVAC problem, or something specific to the thermostat?
Customer: I think it is related to the thermostat
JA: Do you plan on doing the work yourself?
Customer: Yes
JA: Anything else we should know to help you best?
Customer: nope
Submitted: 7 months ago.
Category: HVAC
Expert:  Phil replied 7 months ago.

Hello, you can remove the thermostat from its wall mount plate by prying it off, then connect the R terminal to the G terminal...IF the fan does not come on, the problem is with the furnace controls not the thermostat.

That is the first test, let me know how it goes. we can proceed from there