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Technical Information

Service Manual

4. FAN Button

Pressing this button can set fan speed circularly as: auto (AUTO), low( ) ,medium(

),high(

Note:

● Under AUTO speed, the IDU fan motor will adjust the fan speed (high, medium or low speed) according to ambient temperature.
● Fan speed under dry mode is low speed.

● When selecting auto mode, Air conditioner will start auto operation according to indoor ambient temperature.Set temperature can’t be
adjusted and will not be displayed as well. Press "FAN" button can adjust fan speed. Press " " button can adjust fan blowing angle.

● After selecting cool mode, air conditioner will operate under cool mode. Cool indicator " " on indoor unit is ON. Press "+" or "-" button
to adjust set temperature. Press "FAN" button to adjust fan speed. Press " " button to adjust fan blowing angle.

● When selecting dry mode, the air conditioner operates at low speed under dry mode. Dry indicator " " on indoor unit is ON. Under dry
mode, fan speed can’t be adjusted. Press " " button to adjust fan blowing angle.

● When selecting fan mode, the air conditioner will only blow fan, no cooling and no heating.All indicators are OFF.Operation indicator is
ON.Press "FAN" button to adjust fan speed. Press "   " button to adjust fan blowing angle.
● When selecting heating mode, the air conditioner operates under heat mode. Heat indicator "   " on indoor unit is ON. Press “+” or “-“
button to adjust set temperature Press “FAN” button to adjust fan speed. Press "   " button to adjust fan blowing angle.(Cooling only unit

won’t receive heating mode signal. If setting heat mode with remote controller, press ON/OFF button can’t start up the unit).

Note:

● For preventing cold air, after starting up heating mode, indoor unit will delay 1~5minutes to blow air (actual delay time is depend on
indoor ambient temperature).
● Set temperature range from remote controller: 16~30

℃

; Fan speed: auto, low speed,medium speed, high speed.

3. “+” or“-” Button

● Press “+” or “-“ button once increase or decrease set temperature 1

℃

.Holding "+" or "-" button, 2s later, set temperature on remote

controller will change quickly. On releasing button after setting is finished, temperature indicator on indoor unit will change accordingly.
(Temperature can’t be adjusted under auto mode)
● When setting TIMER ON, TIMER OFF or CLOCK, press “+” or “-“ button to adjust time.(Refer to CLOCK, TIMER ON, TIMER OFF
buttons)

6. CLOCK Button

Press this button to set clock time. " " icon on remote controller will blink. Pess "+" or "-" button within 5s to set clock time. Each
pressing of "+" or "-" button, clock time will increase or decrease 1 minute. Hold "+" or "-" button, 2s later, time will change quickly.
Release this button when reaching your required time. Press “CLOCK" button to confirm the time. " " icon stops blinking.

Note:

● Clock time adopts 24-hour mode.
● The interval between two operation can’t exceeds 5s. Otherwise, remote controller will quit setting status. Operation for TIMER
ON/TIMER OFF is the same.

7. TIMER-ON/TIMER-OFF Button

● TIMER ON button
TIMER ON button
“TIMER ON” button can set the time for timer on. After pressing this button, " " icon disappears and the word “ON" on remote

Button

Pressing this button can select up&down swing angle. Fan blow angle can be selected circularly as below:

● When selecting " " , air conditioner is blowing fan automatically. Horizontal louver will automatically swing up & down at

maximum angle.
● When selecting "

、

、、、

", air conditioner is blowing fan at fixed position. Horizontal louver will stop at the fixed

position.
● When selecting "

、

”, air conditioner is blowing fan at fixed angle. Horizontal louver will send air at the fixed angle.

● Hold " " button above 2s to set your required swing angle. When reaching your required angle, release the button.

Note: