18 Auxiliary Heater Relay Kit
Installer Setting
It is a function that sets outdoor temperature values for two stage heating.
if user set outdoor temperature T1 and T2, Indoor unit will select heating stage between Indoor unit
operation and heater operation.
T<= T1 : Auxiliary heater operation only
T1<T<T2 : Simultaneous operation of auxiliary heater and heat pump
T>=T2 : Heat pump operation only
OK
T1 Value T2 Value
-23 ~ 16 °C (-10 ~ 60 °F) -23 ~ 51 °C (-10 ~ 130 °F)
Outdoor temp. for heating stages (air conditioner)
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