Airwell AWAU-YHD009-H11, Service Manual

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CONTROL SYSTEM
SM HHD 1-A.1 GB 12-7
Sleep function in Heat mode:
The SPT will be adjusted according to following chart.
SPT
SPT-1
SPT-2
1hr 1hr
1hr
SPT-3
Press either Sleep button or ON/OFF button can cancel the Sleep function.
Sleep function will not be available in Auto mode or Fan mode.
12.10 I-Feel function
I-Feel function maintains the room temperature by comparing the RCT on remote control.
Pressing IFEEL button will enable the I-Feel function. will be shown on remote control.
Under I-Feel funtion, remote control sends I-Feel data every 10 min to IDU controller. If the IDU
controller does not received I-Feel data after 11 min. I-Feel function will be interrupted and then the
AC will work according to RAT on the IDU.
I-Feel function can not be remembered after power failure.
12.11 Forced operation (Refrigerant recovery)
Enter into Forced Operating:
After the unit is energized for 5mins, press the Light button on remote controller for 3 times in 3s
successively to enter into Forced Operating Mode.
Fo will be shown from the IDU display. Under Forced Operating, all loads will operate in cooling
mode. (The setting fan speed is high fan speed and the setting temperature is 16°C)
Exit Forced Operating:
Forced Operating will be exited after receiving any RC commands and then the unit will operate at
the current setting command.
Forced operating will be also turned off automatically after 25 mins and continue the operating
mode before forced operation.
12.12 Forced deicing
Enter into Forced deicing
Under the Heat Mode for both indoor and remote control, set the remote control temperature as 16.