Gree GVH24AK-K3DNC8A Service Manual page 26

Service Manual
icon flashing. Then press ―set +‖ or ―set –‖ to confirm the selection, and the ―cleaning‖ icon will be lighted up. The case of the
unit will start rotating until the filter rotates to the front of the air conditioner. Cut off the power supply to detach and clean the
filter. If you don't want to detach the filter while clean function is enabled, press the function button to select ―cleaning‖ with its
icon flashing. Then press ―set +‖ or ―set –‖ until the ―cleaning‖ icon goes off. Unit will then exit the cleaning function and its
case will rotate back to the shut-off position.
8. Forced operation function of indoor unit Enter into forced operation control:
Within 5 minutes after unit is energized, continuously press Lights-off button of the remote controller for 3 times in 3 seconds,
then unit enters into fluorine collecting mode and displays Fo. It will send the fluorine collecting mode for 25 minutes. Each
load will be treated according to the status when unit is turned on in cooling mode (the set fan speed is high fan speed and set
temperature is 16°C). Exit from forced operation control: After receiving any remote control signal or button signal, unit will
exit from the fluorine collecting mode and operate according to current orders set; or after operating for 25 minutes, unit will
exit the fluorine collecting mode and be shut down automatically.
9. Display
9.1 Functions
When auto, drying, fan, timer, purifying, setting, room-temperature or cleaning function is selected, the corresponding icon on
the display will start flashing. Once the function is on or off, the icon will stop flashing and the enabled function will be
displayed. (The low-end units are without air exchange and health functions)
9.2 Middle numeric part
9.2.1 If there is malfunction protection, it only displays malfunction codes;
9.2.2 During normal operation, if there is any button or remote control signal for set temperature or timer, it displays relevant
setting and then displays set temperature (set or room temperature) after 5 seconds.
9.3 Mode part
There are auto, cooling, drying, fan and heating modes. If you choose any of them, the corresponding icon and characters will
be displayed. Under auto mode, unit will display auto and the actual operation mode.
9.4 Indicator control
When turning on the unit, the operation indicator will be lighted up.
9.5 Buttons display
When unit is powered on and under standby status, on/off button will be on while other buttons are off. By this time, press
on/off button to turn on the unit directly. Press any other buttons and then all buttons are on. After turning on the unit, the
buttons except on/off button and other displaying icons are controlled by the Light button of remoter controller. If lights are
turned off, pressing any of the buttons except on/off button can light up all the buttons. When buttons are concealed, slightly
press the button area and then all buttons will be displayed. When buttons are displayed, the relevant operations can be
conducted. If there is no button operation, buttons will be concealed after displaying for 10 seconds.
10. Buttons
There are on/off button, cooling button, heating button, function button, + button, -button, fan speed button, left&right, up
&down buttons on the panel.
10.1 On/Off button
This button controls on/off of controller. Every time you press, on/off status shift once. Note: During X-fan operation, pressing
on/off button will turn on the unit directly.
10.2 Cooling button
When unit is turned on, press this button to enter into cooling mode.
10.3 Heating button
When unit is turned on, press this button to enter into heating mode.
10.4 Set – and set +
10.4.1 If you are not setting functions, every time you press set + button or set - button, the set temperature rises or
decreases by 1℃ . The adjustment range is 16℃ ~30℃ . Buttons are invalid under auto mode.
10.4.2
If you are setting functions, press these buttons to select a certain function repeatedly.
Technical Information
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