Gree Fengyun GWCN24C1ND1AA, Manual, Page: 34 / 74

Fan mode
Under Fan mode,
the indoor fan runs at preset speed.
Auto Speed Low Speed Middle SpeedHigh Speed
The temperature can be set within a range from 16 to 30 . The initial value is 25 .
Auto mode
Under this mode, the system will automatically select its run mode (cooling, fan, heating) with the change of ambient temperature.
For protection function, same as under cooling or heating mode.
Under Auto mode, if the unit is switched from heating mode to another mode, when operate in heat mode, the OFF order only be
received.
Other control
Sleep function
Timer on
Timer off
Setting Sleep function under COOL or DEHUMIDIFY mode, the preset temperature will automatically rise by 1 after 1 hour and
rise by another 1 after 2 hours. Preset temperature will rise by 2 in total within 2 hours. After that, the unit will run at this preset
temperature.
No sleep function under FAN or AUTO mode.
Tset
Tset
Tset
Setting Temp. Tset
1Hr. 2Hrs. 2Hrs.above
Buzzer
When the controller is energized, pressed, or receives a signal from remote controller, the buzzer will give out a beep.
Automatic Control of Fan Speed
Under this mode, the indoor fan will automatically select high, medium or low speed with the change of ambient temperature.
Indicator
RUN Indicator (Red): When the controller is energized, it will give out a blink. Running status indication: bright upon start of the unit;
black upon stop of the unit and blink during trouble.
COOLING, Dehumidifying Indicator (Green): Bright under cooling or dehumidifying mode; auto cooling or auto dehumidifying mode,
otherwise, it is black.
Code Switch (AUTO, TEST, RUN, STOP)
It will run under auto mode when the code switch is put to AUTO position. If any remote control signal received, the main unit will run
according to the remote control signal.
It will run under COOLING mode when the swing switch is put to TESTposition, and the indoor fan will run at high speed. If any remote control signal
received, it will run according to the remote control signal. At this time, the low pressure switch is shielded, the temperature sensor’s malfunction will
be checked, but don’t measure any temperatures.
Swing Motor Control
Once energization, the swing motor will rotate the guide louver anticlockwise to position A to close the air outlet;
After the unit is started, the guide louver will rotate to D1 then return to Li position. If under swing status, the louver will swing
between L1 and D1;
Upon stop of the unit, it will rotate anticlockwise to position A to close the air outlet.
Timer on function can be set when the unit is at off mode. Upon the time as set, the controller will run under preset mode. The
interval of time setting is 0.5h and can be set within 0.5-24h in cycle.
Timer Off function can be set when the unit is at on mode. Upon the time as set, the system will be stopped. The
interval of time setting is 0.5h and can be set within 0.5-24h in cycle.