Gree GWH09KF-K3DNA5G Service Manual page 26

Service Manual
3. Other Controls
(1) ON/OFF
Press the remote button ON/OFF: the on-off state will be changed once each time you press the button.
(2) Mode Selection
Press the remote button MODE, then select and show in the following ways: AUTO, COOL, DRY, FAN, HEAT, AUTO.
(3) Temperature Setting Option Button
Each time you press the remote button TEMP+ or TEMP-, the setting temperature will be up or down by 1°C. Regulating Range:
16~30°C, the button is useless under the AUTO mode.
(4) Time Switch
You should start and stop the machine according to the setting time by remote control.
(5) SLEEP State Control
① Cooling mode
a. When initial temperature setting is 16~23°C, after turning on sleep function, temperature will increase 1°C every one hour. After
temperature is increased by 3°C, the unit will keep this temperature. After operation for 7 hours, temperature will decrease
1°C. After that, the unit will operate at this temperature all the time.
b. When initial temperature setting is 24~27°C, after turning on sleep function, temperature will increase 1°C every one hour. After
temperature is increased by 2°C, the unit will keep this temperature. After operation for 7 hours, temperature will decrease
1°C. After that, the unit will operate at this temperature all the time.
c. When initial temperature setting is 28~29°C, after turning on sleep function, temperature will increase 1°C every one hour. After
temperature is increased by 1°C, the unit will keep this temperature. After operation for 7 hours, temperature will decrease
1°C. After that, the unit will operate at this temperature all the time. When the initial temperature setting is 30°C, the unit will
operate under this temperature. After operation for 7 hours, temperature will decrease 1°C. After that, the unit will operate at this
temperature all the time.
② Heating mode:
a. When initial temperature setting is 16°C, the unit operate under this temperature all the time.
b. When initial temperature setting is 17~20°C, after turning on sleep function, temperature will decrease 1°C every one hour. After
temperature is increased by 1°C, the unit will keep this temperature.
c. When initial temperature setting is 21~27°C, after turning on sleep function, temperature will decrease 1°C every one hour.
After temperature is increased by 2°C, the unit will keep this temperature.
d. When initial temperature setting is 28~30°C, after turning on sleep function, temperature will decrease 1°C every one hour. After
temperature is increased by 3°C, the unit will keep this temperature.
(6) Indoor Fan Control
Speed of indoor fan can be set as Turbo, High, Med., Low by remote control. In that case, fan will operate at super high, high, medium,
or low speed accordingly. The fan speed can also be set at Auto, which is as follows:
① In heating mode: in auto heating or heating mode, the auto fan speed is as follows:
a. Tamb.≤Tpreset+1°C: indoor fan will operate at high speed;
b. Tpreset+1°C<Tamb.<Tpreset + 3°C: indoor fan will operate at med. speed;
c. Tamb.≥Tpreset + 3°C: indoor fan will operate at low speed; At least 210 seconds of operation shall be maintained for switchover
between high and low speeds, med. and low speeds, and high and low speeds.
② In cooling mode, in auto cooling or cooling mode, the auto fan speed is as follows:
a. Tamb.≥Tpreset+2°C: indoor fan will operate at high speed.
b. Tpreset <Tamb.<Tpreset + 2°C: indoor fan will operate at med. speed;
c. Tamb.≤Tpreset: indoor fan will operate at low speed. At least 210 seconds of operation shall be maintained for switchover between
high and low speeds, med. and low speeds, and high and low speeds.
(7) Buzzer Control
The buzzer will send a "Di" sound when the air conditioner is powered up or received the information sent by the remote control or there
is a button input, the single tube cooler doesnt receive the remote control ON signal under the mode of heating mode.
(8) Auto button
If the controller is on, it will stop by pressing the button, and if the controller is off, it will be automatic running state by pressing the
button, swing on and light on, and the main unit will run based on the remote control if there is remote control order.
(9) Up-and-Down Swinging Control
When power on, the up-and-down motor will firstly move the air deflector to o counter-clockwise,
close the air outlet. After starting the machine, if you dont set the swinging function, heating mode
and auto-heating mode, the up-and-down air deflector will move to D clockwise; under other modes,
the up-and-down air deflector will move to L1. If you set the swinging function when you start the
machine, then the wind blade will swing between L and D. The air deflector has 7 swinging states:
Location L, Location A, Location B, Location C, Location D, Location L to Location D, stop at any
location between L-D (the included angle between L~D is the same). The air deflector will be closed
at 0 Location, and the swinging is effectual only on condition that setting the swinging order and the
Installation and Maintenance
O(0 )
heating angle
cooling angl
L
A
B
C
D
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