30
Technical Information
Service Manual
Indoor Units
(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
o
C. Regulating
Range: 16~30
o
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
a. When the air conditioner is under the mode of COOL, DRY, and the SLEEP mode has been set well, after the SLEEP state keeps about
1 hour, the pre-setting T will raise 1
o
C, and it will raise 1
o
C again after 2 hours, so it raise 2
o
C in 2 hours, then it will run on at the setting
temperature and wind speed.
b. When the air conditioner is under the mode of HEAT, and the Timer has been set well, after the SLEEP state keeps about 1 hour, the pre-
setting T will reduce 1
o
C, and it will reduce 1
o
C again after 2 hours, so it reduce 2
o
C in 2 hours, then it will run on at the setting temperature
and wind speed.
c. The setting temperature keeps the same under the FAN mode and AUTO mode.
(6) Buzzer Control
a. Cooling only model:The buzzer will send a “Di 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.
b. Cooling and heating model: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.
(7) 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.
(8) Up-and-Down Swinging Control
When power on, the up-and-down motor will firstly move the air deflector to 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 inner fan is
running. The indoor fan and compressor may get the power when air deflector is on the default location.
(9) Display
①
Operation pattern and mode pattern display
All the display patterns will display for a time when the power on, the operation indication pattern will display in red under standby status.
When the machine is start by remote control, the indication pattern will light and display the current operation mode (the mode light includes:
L1
A1
B1
C1
D1
L
A
B
C
D
Heating angle
Cooling angle
O(0°)
O(0°)
