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12. Compulsory defrosting function
(1) Entry condition of compulsory defrosting function
Under heating operation and set temperature is 16ć, press “+, -, +, -, +, -” successively within 5s and indoor unit will
enter into compulsory defrosting setting. Indoor unit will send compulsory defrosting model signal to outdoor unit. When
outdoor unit received compulsory defrosting signal from indoor unit, the unit will operate under normal defrosting model.
When indoor unit received the signal that outdoor unit has entered into defrosting status, it will cancel to send compulsory
defrosting mode to outdoor unit. Heating indicator on indoor unit will be OFF 0.5 and ON 10s successively.
˄2˅ Exit condition of compulsory defrosting function
After defrosting is finished, outdoor unit will send normal operation mode to indoor unit. When indoor unit received the
normal operation model from outdoor unit, the unit will operate as the normal mode.
(1) Entry condition of Freon recovery (Freon recovery mode)
Enter into refrigerant recovery mode actively (Freon recovery mode˅: After energized for 5min, turn on the unit under
cooling mode and set 16ć, press light button for 3 times within 3s to enter into Freon recovery mode, Fo is displayed.
Freon recovery model will be sent to outdoor unit.
Enter into refrigerant recovery mode passively: When indoor unit hasn’t set Freon recovery mode, if it received Freon
recovery signal from outdoor unit, indoor unit will enter into Freon mode and it will also send Freon recovery mode to
outdoor unit. Fo will be displayed.
(2) Exit condition of refrigerant recovery function (Freon recovery mode)
Exit refrigerant recovery mode actively (Freon recovery mode): After entering into Freon recovery mode, if it has received
any signal from remote controller or entered into Freon recovery mode for 25min, the unit will exit Freon recovery mode.
Exit refrigerant recovery mode passively (Freon recovery mode): If it can’t receive Freon recovery mode fro outdoor unit
any more, the unit will exit Freon recovery mode and indoor unit will stop sending Freon signal to outdoor unit.
The action of entering into Freon recovery mode: Indoor unit operates under cooling mode. Fan speed is super high speed
and set temperature is 16ć. Horizontal louver will stay at the minimum operation angle.
The action of exiting Freon recovery mode: Indoor unit operates as the previous setting status of remote controller.