AUX NFH2 Serie Manual De Instalación Y Usuario página 126

15.This button has two functions (This button has no function in this model)
a. ELE.H (Optional)
* If this button is pressed in HEAT mode, the electric heating will be turned on/off.
b. ECO (Optional)
* If this button is pressed in COOL mode, the unit will enter the ECO mode which has
the lowest electricity consumption, and exit it automatically 8 hours after.
* Changing modes or turning off the remote controller will automatically cancel the
ECO function.
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