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Dual fuel kit terminal location and system wiring diagram heat pump coils must be installed in the discharge air stream of the.
Some heat pumps use b rather than o for reversing valve. Wiring a thermostat furnace and heat pump for dual fuel hybrid thermostat compatibility heating and cooling amana brand amana furnace wiring wiring diagram thermostat wiring guide for homeowners 2020 thermostat wiring colors code easy hvac wire color details thermostat wiring colors code easy hvac wire color details w1 w2 e hvac. If the outdoor temperature is high enough that the heat pump can. The current system controlled by a honeywell focuspro th6220 does not lockout the heat pump when the gas furnace runs.