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Technical Information
Service Manual
15. LIGHT button
Pressing this button to turn off display light on indoor unit. Press this button again to turn on display light.
16. SLEEP button
● Pressing this button can select Sleep 1, Sleep 2,Sleep 3, Sleep 4 or cancel Sleep circularly as below:
●In Sleep 1 and Sleep 2, the air conditioner will run according to a group of presetting temperature curves.
●Sleep 3 - the sleep curve setting under DIY Sleep mode:
(1) Under Sleep 3 mode, long press "TEMP" button, the remote controller will enter the setting of personalized sleep. In this case, the timer
zone of remote controller will display "1 hr" and the set temperature zone "88" will display the corresponding temperature of the last set
sleep curve and blink (The first entering will display according to the initial curve setting value of manufacturer);
(2) Press "+" and "-" button to adjust the corresponding temperature. After adjusting,press "TEMP" button to confirm it;
(3) At this time, the timer time on the remote controller will increase automatically by 1hr (that is "2 hr" or "3 hr" … or "8 hr"). The set
temperature zone "88" will display the corresponding temperature of the last set sleep curve and blink;
(4)Repeat step(2) and step (3) until 8-hour temperature setting is finished, then the sleep curve is set successfully. After that, remote
controller will resume displaying the original timer time and temperature zone will resume displaying the original set temperature.
●Sleep 3 - the sleep curve inquiry under DIY Sleep mode:
User can inquire the set sleep curve according to the setting method of sleep curve. Enter the setting of personalized sleep but do not
change the temperature. Then press "TEMP" button to confirm the setting.
Note: In the above setting or inquiry procedure, if there is no button pressing within 10s, remote controller will automatically exit the sleep
curve setting and resume the original display. If ON/OFF, MODE, TIMER, SLEEP, COOLING or HEATING button is pressed during the
setting or inquiry procedure, remote controller will also exit the sleep curve setting.
●Sleep 4 is Siesta mode. The set temperature will change automatically according to the features of siesta.
●Sleep function will be disabled if the air condition is restarted after power failure; when sleep function is turned on, quite fan speed will be
also turned on.
●Sleep function can not be set in AUTO mode.
cancel
17. Wifi button
Press this button 3s can set wifi function on or OFF.
At OFF status,press mode button and wifi button,can reset wifi mode parameter and open wifi function.
If “H1” is displayed on the remote controller while it’s not operated by the professional person/after-sales person, it belongs to the
misoperation.
Please operate it as below to cancel it.Under the OFF status of remote controller, hold the “MODE” button and “X-FAN” buttons
simultaneously for 5s to cancel “H1” display.
Note:
● If remote controller displays “H1”, it belongs to the normal function reminder. If the unit is defrosting under heating mode, it operates
according to H1 defrosting mode. “H1” won’t be displayed on the panel of indoor unit;
● Once you set H1 mode, if you turn off unit by remote controller, H1 will display 3 times on the remote controller and then disappear;
● Also, when you set H1 mode, when you change to heating mode, H1 will display 3 times on the remote controller and then disappear.
About X-FAN function
This function indicates that moisture on evaporator of indoor unit will be blowed after the unit is stopped to avoid mould.
1. Having set X-FAN function on: After turning off the unit by pressing ON/OFF button indoor fan will continue running for about 2 min. at
low speed. In this period, press X-FAN button to stop indoor fan directly.
2. Having set X-FAN function off: After turning off the unit by pressing ON/OFF button, the complete unit will be off directly.
About AUTO RUN
When AUTO RUN mode is selected, the setting temperature will not be displayed on the LCD, the unit will be in accordance with the room
temp. automatically to select the suitable running method and to make ambient comfortable.
