CROWN LINE AC-250, Instruction Manual, Page: 12 / 14

2. Press the "Speed" button, the wind speed will cycle from medium to high to strong
to low. The first light will be on at low speed, the second light will be on at medium
speed, the third light will be on at high speed, and the fourth light will be on at strong
speed.
3. Press the "Timer" button, with the 1-12 hour timing shutdown function, will be
added for one hour by pressing each time. Determine the timing in a few seconds.
4. Press the "Osc" button, the Osc outlet will starts to run, press again to stop the
rotation, and then start → stop → start in cycle.
5. Press the "Cool" button, and the water pump starts to work. When the water tank
is short of water, the cooler machine will give buzzing alarm, and then the "Cool"
indicator will flash. After adding some water, then press the "Cool" button, stop the
buzzing alarm.
6. Press "Led" button to light or extinguish the LED
Note
1.
When only start the “Cool” function after plug in, while the machine detected the water
shortage, the buzzer will give an alarm, and the corresponding "Cool" LED will flash.
After adding water, press the "Cool" button to release the alarm
；
2. If the machine has no operation for 2 minutes, the LED screen will be off
automatically. Press any button to restart the LED screen, resume to the last status.