KHIND EAC20, Instruction Manual

Page: 7 / 28

EN
7
Operation Instructions
(3) Sleep Mode: In natural sleep mode, the wind speed LED changes with the 30-minute cycle
change, and does not change with the change of natural wind. The running rule of sleep
wind is as follows.
- High: 30 minutes high level natural wind - 30 minutes medium level natural wind - low
level natural wind (holding)
- Medium: 30 minutes medium level natural wind - low level natural wind (holding)
- Low: Low level natural wind
c) Other System Function
1. Environmental protection feature:
If there is no operation in 60 seconds, all LEDs turn on semi-bright. When there is any operation,
the LEDs enter fully bright state immediately.
2. Water level protection function:
When the cool function is turned on, the water pump works for 50 seconds, and if the
program detects lack of water level, the pump stops working, the buzzer alarms 10 seconds.
3. Separation power off function:
When the water pump is taken out from the tank, it turns off immediately. Humidify function is
invalid, while other functions are normal.
4. Air dry function:
If Honeycomb Filter on the rear filter net of the unit needs to be dried after using the
cool / humidify function and before packing the unit. Press and hold “Speed” button on the
panel for 3 seconds to turn on the air dry function. When the air dry function is turned on,
the wind speed jumps from the current speed level to high level and runs for 20 minutes. At this
time, other functions are turned off, the high level indicator turns on, flashes in 0.5 seconds
interval, and turns off after 20 minutes. When the air dry function is turned on, all function
buttons except “On / Off” button are invalid. If “On / Off” button is pressed down before 20
minutes are over, the remaining time of air dry function won’t be saved. When the air dry
function is turned on again, it will still run 20 minutes before shutdown.
5. Power failure memory function:
i. In power on state, the unit beeps ten times when the power is restored after power failure,
and there is no display or action; the unit waits 30 seconds and resumes the last state.
ii. If you press the ON button within 30 seconds when the power is restored, the last state is
restored immediately.
Note: The function is invalid when it is under sleeping or natural wind mode.
6. Prevent long time accidental work:
This function can prevent the unit from long time work if the user forgets to turn off the unit.
This function requirement is as follows: The unit turns off automatically after continuous work of
15 hours if the timer is turned off .