Honeywell TH4210D1005 Heater "thermostat turning auxiliary heat" Questions

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...Auxiliary Heat if the Thermostat is set for Auxiliary Heat. Other wise the thermostat will turn the heat pump on first and then the electric heat (Aux Heat) if it needs it to satisfy the set ...

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Question about Honeywell Heating & Cooling

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...thermostat, the auxiliary heat will not turn on when outside temperature is in the low 25-30 degree range,unless there is a setting of 5 or more degree difference between room temp and temp setting ...

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...thermostat, wiring, the control box which has about 4 to 6 relays. If it dosn't lite the furnace is where your problem is or at least one of your problems is and start there. remove anyother wires on ...

THERMOSTAT IS SET TO ON AND TO THE HEAT POSITION. Heat pumps tend to blow a much lower temperature outlet air than a gas fired unit would. Is this your first year with this furnace?  Depending on

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