Gree CE52-24/F(C) Owner's Manual page 36

When turning off the unit, the setting for mode, temperature, fan speed and
swing is unavailable.
(2) Mode setting
Press mode button to set operation mode.
(3) Temperature setting
Press UP or Down button to adjust temperature. Press this button once to
increase or decrease temperature 1 ℃ . Press or hole this button and the
temperature will increase or decrease continuously.
(4) Fan speed setting
Press or drag the sliding bar of fan speed to set fan speed.
NOTE:
Fan speed defaults at low speed under drying mode and it can't be adjusted.
(5) Swing setting
Press "left&right" swing or "up&down" swing button to turn on or turn off swing
function.
(6) Send order
Press button to send out the All-Control order.
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Centralized Controller