GREE ELECTRIC GWC05AAA-K6NNA5B User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWC05AAA-K6NNA5B
GWC07AAB-K6NNA5B
GWC09AAB-K6NNA5B
(Refrigerant R32)

Service Manual
Table of Contents
Part Ⅰ: Technical Information......................................................................... 1
1. Summary........................................................................................................................ 1
2. Specications............................................................................................................ 2
2.1 Specication Sheet............................................................................................................. 2
2.2 Capacity Curve in Different Outdoor Temperature ............................................................. 6
2.3 Cooling and Heating Data Sheet in Rated Frequency ....................................................... 6
3. Outline Dimension Diagram.......................................................................... 7
3.1 Indoor Unit.......................................................................................................................... 7
3.2 Outdoor Unit ....................................................................................................................... 8
4. Refrigerant System Diagram...................................................................... 10
5. Electrical Part............................................................................................................11
5.1 Wiring Diagram..................................................................................................................11
5.2 PCB Printed Diagram ....................................................................................................... 13
6. Function and Control........................................................................................ 14
6.1 Remote Controller Introduction ........................................................................................ 14
6.2 Brief Description of Modes and Functions........................................................................ 18
Part Ⅱ: Installation and Maintenance ................................................... 23
7. Notes for Installation and Maintenance............................................ 23
8. Installation.................................................................................................................. 28
8.1 Installation Dimension Diagram........................................................................................ 28
8.2 Installation Parts-Checking .............................................................................................. 30
8.3 Selection of Installation Location...................................................................................... 30
8.4 Requirements for electric connection ............................................................................... 30
8.5 Installation of Indoor Unit.................................................................................................. 30
8.6 Installation of Outdoor unit ............................................................................................... 33
8.7 Vacuum Pumping and Leak Detection ............................................................................. 34
8.8 Check after Installation and Test operation ...................................................................... 34
9. Maintenance.............................................................................................................. 35
9.1 Error code......................................................................................................................... 35
9.2 Procedure of Troubleshooting .......................................................................................... 37
9.3 Maintenance method for normal malfunction ................................................................... 42
Table of Contents

Service Manual
10. Exploded View and Parts List ................................................................... 44
10.1 Indoor Unit.........................................................................................................................44
10.2 Outdoor Unit ......................................................................................................................46
11. Removal Procedure............................................................................................ 52
11.1 Removal Procedure of Indoor Unit ....................................................................................52
11.2 Removal Procedure of Outdoor Unit .................................................................................57
Appendix:.............................................................................................................................71
Appendix 1: Reference Sheet of Celsius and Fahrenheit .........................................................71
Appendix 2: Conguration of Connection Pipe.......................................................................... 71
Appendix 2: Pipe Expanding Method ........................................................................................72
Appendix 4: List of Resistance for Temperature Sensor ........................................................... 73
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
GWC05AAA-K6NNA5B/I
GWC07AAB-K6NNA5B/I
GWC09AAB-K6NNA5B/I
Part Ⅰ: Technical Information
Outdoor Unit:
GWC05AAA-K6NNA5B/O
GWC07AAB-K6NNA5B/O
GWC09AAB-K6NNA5B/O
Remote Controller:
YB1FA(MOTO)

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWC05AAA-K6NNA5B GWC07AAB-K6NNA5B
Product Code CA488000800 CA488000700
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Indoor Indoor
Cooling Capacity Btu/h 4850 6880
Heating Capacity W / /
Cooling Power Input W 315 480
Heating Power Input W / /
Cooling Power Current A 1.5 2.3
Heating Power Current A / /
Rated Input W 420 660
Rated Current A 2.1 3.5
Air Flow Volume(SH/H/M/L/SL) m3/h 430/380/320/280/- 530/480/430/370/-
Dehumidifying Volume L/h 0.6 0.8
EER (Btu/h)/W 15.4 3.77
COP W/W / /
SEER W/W / /
HSPF W/W / /
Application Area m210-16 12-18
Indoor Unit
Model of Indoor Unit GWC05AAA-K6NNA5B/I GWC07AAB-K6NNA5B/I
Product Code of Indoor Unit CA488N00800 CA488N00700
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ93X505 Ф93X580
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1250/1150/1050/850/- 1350/1200/1100/850/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min / /
Output of Fan Motor W 10 20
Fan Motor RLA A 0.15 0.2
Fan Motor Capacitor μF 1 1
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ7.94
Row-n Gap mm 1-1.2 1-1.2
Coil Length (LXDXW) mm 508X19.05X254 583X19.05X264
Swing Motor Model MP24AN MP24AN
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 39/37/33/26/- 40/38/35/27/-
Sound Power Level (SH/H/M/L/SL) dB (A) 49/47/43/36/- 50/48/45/37
Dimension (WXHXD) mm 698X250X185 773X250X185
Dimension of Carton Box (LXWXH) mm 742X306X244 817X306X244
Dimension of Package (LXWXH) mm 747X322X255 822X322X255
Net Weight kg 7.5 8.5
Gross Weight kg 8.5 9.5

3
Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWC05AAA-K6NNA5B/O GWC07AAB-K6NNA5B/O
Product Code of Outdoor Unit CA488W00800 CA488W00700
Compressor Manufacturer/Trademark ZHUHAI LANDA
COMPRESSOR CO.,LTD
ZHUHAI LANDA
COMPRESSOR CO.,LTD
Compressor Model QXF-A040L130 QXF-A058D130
Compressor Oil / /
Compressor Type Rotary Rotary
L.R.A. A 7 12
Compressor RLA A 1.3 2.05
Compressor Power Input W 283 443
Overload Protector HPA-107 /
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC 18~43 18~43
Ambient Temp (Heating) oC / /
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94 Φ5
Rows-n Gap mm 1-1.4 1-1.3
Coil Length (LXDXW) mm 655X19.05X396 739X11.4X495.3
Fan Motor Speed rpm 850 850
Output of Fan Motor W 35 30
Fan Motor RLA A 0.33 0.53
Fan Motor Capacitor μF 1.5 2.5
Air Flow Volume of Outdoor Unit m3/h 1800 1600
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ438 Ф394.5
Defrosting Method / /
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating Pressure for
the Discharge Side MPa 4.3 4.3
Permissible Excessive Operating Pressure for
the Suction Side MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 47/-/- 49/-/-
Sound Power Level (H/M/L) dB (A) 57/-/- 59/-/-
Dimension (WXHXD) mm 720X428X310 782X540X320
Dimension of Carton Box (LXWXH) mm 765X350X475 820X355X580
Dimension of Package (LXWXH) mm 768X353X490 823X358X595
Net Weight kg 20.5 22
Gross Weight kg 22.5 24.5
Refrigerant R32 R32
Refrigerant Charge kg 0.47 0.47
Connection
Pipe
Length m 7.5 7.5
Gas Additional Charge g/m 15 15
Outer Diameter Liquid Pipe mm Φ6Φ6
Outer Diameter Gas Pipe mm Φ9.52 Φ9.52
Max Distance Height m 5 10
Max Distance Length m 15 15
Note: The connection pipe applies metric diameter.

4Technical Information
Service Manual
Model GWC09AAB-K6NNA5B
Product Code CA488000600
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Indoor
Cooling Capacity (Btu/h)/W 9000
Heating Capacity W /
Cooling Power Input W 655
Heating Power Input W /
Cooling Power Current A 3.3
Heating Power Current A /
Rated Input W 980
Rated Current A 5.5
Air Flow Volume(SH/H/M/L/SL) m3/h 530/480/430/370/-
Dehumidifying Volume L/h 0.8
EER (Btu/h)/W 13.74
COP W/W /
SEER W/W /
HSPF W/W /
Application Area m212-18
Indoor Unit
Model of Indoor Unit GWC09AAB-K6NNA5B/I
Product Code of Indoor Unit CA488N00600
Fan Type Cross-ow
Diameter Length(DXL) mm Φ93X580
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1100/850
Fan Motor Heating Speed(SH/H/M/L/SL) r/min /
Output of Fan Motor W 20
Fan Motor RLA A 0.2
Fan Motor Capacitor μF 1
Input of Heater W /
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94
Row-n Gap mm 1-1.2
Coil Length (LXDXW) mm 583X19.05X264
Swing Motor Model MP24AN
Output of Swing Motor W 1.5
Fuse A 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 40/38/35/27/-
Sound Power Level (SH/H/M/L/SL) dB (A) 50/48/45/37/-
Dimension (WXHXD) mm 773X250X185
Dimension of Carton Box (LXWXH) mm 817X306X244
Dimension of Package (LXWXH) mm 822X322X255
Net Weight kg 8.5
Gross Weight kg 9.5

5
Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWC09AAB-K6NNA5B/O
Product Code of Outdoor Unit CA488W00600
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD
Compressor Model QXF-M082T130
Compressor Oil /
Compressor Type Rotary
L.R.A. A 20
Compressor RLA A 2.86
Compressor Power Input W 595
Overload Protector /
Throttling Method Capillary
Operation Temp oC 16~30
Ambient Temp (Cooling) oC 18~43
Ambient Temp (Heating) oC /
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7.94
Rows-n Gap mm 1-1.4
Coil Length (LXDXW) mm 745X19.05X550
Fan Motor Speed rpm 850
Output of Fan Motor W 35
Fan Motor RLA A 0.33
Fan Motor Capacitor μF 2.5
Air Flow Volume of Outdoor Unit m3/h 1800
Fan Type Axial-ow
Fan Diameter mm Φ438
Defrosting Method /
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating Pressure for
the Discharge Side MPa 4.3
Permissible Excessive Operating Pressure for
the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 50/-/-
Sound Power Level (H/M/L) dB (A) 60/-/-
Dimension (WXHXD) mm 848X596X320
Dimension of Carton Box (LXWXH) mm 878X360X630
Dimension of Package (LXWXH) mm 881X363X645
Net Weight kg 28.5
Gross Weight kg 31.5
Refrigerant R32
Refrigerant Charge kg 0.74
Connection
Pipe
Length m 7.5
Gas Additional Charge g/m 15
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

6Technical Information
Service Manual
2.2 Capacity Curve in Different Outdoor Temperature
2.3 Cooling and Heating Data Sheet in Rated Frequency
40
50
60
70
80
90
100
110
32 33 34 35 36 37 38 39 40 41 42 43 44 45
Outdoor temp.( ) Outdoor temp.( )
)
%
(
oitaryticapa
C
)%(oitaryticapaC
Condition
Indoor:DB27
°C WB19 °C
°C
°C
Indoor air flow: Super High
Pipe length:7.5m
157-7 -5 02
24
0
20
40
60
80
100
120
-10510
Condition Heating
Indoor:DB20
°C
Indoor air flow: Super High
Pipe length:7.5m
Cooling Heating
Rated cooling condition(°C)
(DB/WB) Model
Pressure of gas pipe connecting
indoor and outdoor unit
Inlet and outlet pipe temperature
of heat exchanger Fan speed of
indoor unit
Fan speed of
outdoor unit
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 All model 0.85~1.0 in:8~11
out:11~14
in:75~85
out:37~43 Super High High
Cooling
Instruction:
T1: Inlet and outlet pipe temperature of evaporator
T2: Inlet and outlet pipe temperature of condenser
P: Pressure at the side of big valve
Connection pipe length: 7.5m.

7
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Models W H D W1 W2 W3
05K(AAA) 698 250 185 93 462 143
07/09/K(AAB) 773 250 185 131 462 180
D
H
W
75
35
Φ55
W3W2
W1
Φ55
35
75

8Technical Information
Service Manual
3.2 Outdoor Unit
Unit:mm
Unit: mm
07K
05K
660
720
257
310
428
286
440
712
782
257
320
540
286
510

9
Technical Information
Service Manual
Unit:mm
09K
257 257
780
596
842
286
540
320
320

10 Technical Information
Service Manual
4. Refrigerant System Diagram
Cooling model
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:3/8" (9.52mm)
Indoor unit Outdoor unit
Indoor unit Outdoor unit
COOLING
HEATING
Accumlator
4-Way valve
COOLING
Discharge
Suction
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Heat
exchanger
(condenser)
Valve
Valve
Valve
Valve
Liquid pipe
side
Gas pipe
side
Liquid pipe
side
Gas pipe
side
Compressor
Accumlator
Compressor
Strainer
Strainer
Capillary
StrainerCapillary

11
Technical Information
Service Manual
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH White GN Green CAP Jumper cap
YE Yellow BN Brown COMP Compressor
RD Red BU Blue Grounding wire
YEGN Yellow/Green BK Black / /
VT Violet OG Orange / /
5. Electrical Part
5.1 Wiring Diagram
● Indoor Unit
●Instruction
Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.
600007000063
AC-L
COMP 2
N(1)
N1
AP2
CAP
JUMP
SWING-UD
M2
STEPPING
MOTOR
BK
BU
PE
YEGN CONNECTING
EVAPORATOR
XT CABLE
YEGN
BK
BU
BLOCK
TERMINAL POWER
L
N
YEGN(GN)
BN(BK)
BU(WH)
DISP2
DISP1
DISPLAY BOARD
RECEIVER AND
DISPLAY
AP1
M1
FAN MOTOR
PGF
PG
SENSOR
T-SENSOR
SENSOR
RT2
RT1
TUBE TEMP. ROOM TEMP.
PRINTED CIRCUIT BOARD
K1(K3)
θ
θ
OUTTUBE
CONNECTOR
X1
OUTDOOR UNIT
JST ELP-02VJST ELR-02V

12 Technical Information
Service Manual
● Outdoor Unit
600007000064
These wiring diagrams are subject to change without notice; please refer to the one supplied with the unit.
BLOCK
TERMINAL
C2
XT
N(1)
2
PE
COMP.
FAN
YEGN
PE
PE
M
MOTOR
COMP YEGN
PE
R(M)
PE
C
BK
S
RD
BN
C1 BU
YE
BU
BK
BU
BK(BN)
YEGN
INDOOR UNIT
BU(BK)
X1
RT1
0OUTTUBE
TEMP. SENSOR
CONNECTOR
JST ELR-02V JST ELP-02V
shell motor.
to the iron
only applies
Motor ground
NOTE:

13
Technical Information
Service Manual
5.2 PCB Printed Diagram
● Top view
● Bottom view
1
2
3
4
5
67 89 10 11 12
13
14
15
16
17
18
No. Name
1 Wiring terminal of compressor
2 Terminal of live wire
3Fuse
4Fan capacitor
5Neutral wire terminal of cold
plasma
6 Terminal of neutral wire
7 Wiring terminal of PG motor
8 Live wire terminal for cold plasma
9Wiring terminal of outdoor fan
(heat pump unit)
10 Wiring terminal of 4-way valve
(heat pump unit)
11 Auto button
12 Feedback wiring terminal of PG
motor
13 Wiring terminal of up&down swing
motor
14 Jumper cap
15 Wiring terminal of outer tube
temperature sensor
16 Wiring terminal of indoor unit
temperature sensor
17 Wiring terminal 2 for display
receiving board
18 Wiring terminal 1 of display
receiving board

14 Technical Information
Service Manual
Buttons on Remote Controller
Introduction
for Icons on Display Screen
Introduction for Buttons on Remote Controller
Auto mode
Cool mode
Heat mode
Fan mode
Dry mode
Clock
Light
Child lock
TIMER ON/TIMER OFF
Up&down swing
:Indoor ambient temp.
:Set temp.
:Outdoor ambient temp.
Sleep mode
Set temperature
Send signal
Turbo mode
Set time
X-fan mode
Set fan speed
ON/OFF Button
2
3
1
5
6
4
8
9
7
11
12
10
MODE Button
+/- Button
FAN Button
TIMER ON/TIMER-OFF Button
X-FAN Button
TEMP Button
LIGHT Button
SLEEP Button
CLOCK Button
TURBO Button
Button
2
6
8
3
9
10
7
5
12 11
4
1
Operation mode
Temp. display type
1. ON/OFF Button
Press this button canturnonorturnoff theair conditioner.After turning on theair conditioner,operation indicator ""oni
ndoor
unit’s display is ON (green indicator. The colour is different for different models), and indoor unit will give out a sound.
2. MODE Button
Press this button to select your required operation mode.
After putting through the power, the air conditioner will give out a sound. Operation indictor " " is ON (red indicator). After that,you
can operate the air conditioner by using remote controller.
AUTO COOL DRY FANHEAT
Operation mode
Temp. display type
Note:This is a general use remote controller, it could be used for the air conditioners with multifunction; For some function, which the
model doesn't have, if press the corresponding button on the remote controller that the unit will keep the original running status.
6. Function and Control
6.1 Remote Controller Introduction

15
Technical Information
Service Manual
4. F
AN Button
Pressing this button can set fan speed circularly as: auto (AUT
O), low( ) ,medium( ),high( ).
Note:
● Under
AUTO speed, the IDU fan motor will adjust the fan speed (high, medium or low speed) according to ambient temperature.
● Fan speed under dry mode is low speed.
● When selecting auto mode, Air conditioner will start auto operation according to indoor ambient temperature.Settemperature can’t be
adjusted and will not be displayed as well. Press "F
AN" button can adjust fan speed. Press " " button can adjust fan blowing angle.
●
After selecting cool mode, air conditioner will operate under cool mode. Cool indicator " " on indoor unit is ON. Press "+" or "-" button
to adjust set temperature. Press "F
AN" button to adjust fan speed. Press " " button to adjust fan blowing angle.
● When selecting dry mode, the air conditioner operates at low speed under dry mode. Dry indicator "
" on indoor unit is ON. Under dry
mode, fan speed can’t be adjusted. Press "
" button to adjust fan blowing angle.
●
When selecting fan mode, the air conditioner will only blow fan, no cooling andnoheating.Allindicators areOFF.Operation indicatoris
ON.Press "F
AN" button to adjust fan speed. Press " " button to adjust fan blowing angle.
●
When selecting heating mode, the air conditioner operates under heat mode. Heat indicator" "onindoor unit is ON. Press “+” or “-“
button
to adjust set temperature Press “FAN” button to adjust fan speed. Press " "buttontoadjust fanblowingangle.(Coolingonly unit
won’t receive heating mode signal. If setting heat mode with remote controlle
r, press ON/OFF button can’t start up the unit).
Note:
●
For preventing cold air, after starting up heating mode, indoor unit will delay1~5minutes to blow air(actual delaytimeisdepend on
indoor ambient temperature).
● Set temperature range from remote controller: 16~30
; Fan speed: auto, low speed,medium speed, high speed.
3. “+” or“-” Button
●
Press “+” or “-“ button once increase or decrease set temperature 1 .Holding "+" or "-"button, 2s later, settemperature on remote
controller
will change quickly. On releasing buttonaftersetting is finished, temperatureindicator on indoor unit will change accordingly.
(T
emperature can’t be adjusted under auto mode)
●W
hensetting TIMER ON,TIMER OFForCLOCK,press “+” or “-“ buttontoadjusttime.(Refer to CLOCK,TIMER ON, TIMER OFF
buttons)
6. CLOCK Button
Press
this button to set clock time. " " icon on remote controller willblink. Pess "+" or "-"buttonwithin 5s to setclock time.Each
pressing
of "+" or "-" button, clock time will increase or decrease1minute. Hold "+" or "-"button, 2s later, time will change quickly.
Release this button when reaching your required time. Press “CLOCK" button to confirm the time. "
" icon stops blinking.
Note:
● Clock time adopts 24-hour mode.
●T
he interval between two operation can’texceeds 5s. Otherwise, remote controller will quit setting status.Operation forTIMER
ON/TIMER OFF is the same.
7. TIMER-ON/TIMER-OFF Button
●
TIMER ON button
TIMER ON butto
n
“TIMER ON”buttoncan setthe time fortimer on.After pressing this button, ""icondisappears andthe word “ON" on remote
5.
Button
Pressing this button can select up&down swing angle. Fan blow angle can be selected circularly as below
:
●W
hen selecting" ",air conditioner is blowing fan automatically.Horizontallouverwillautomatically swingup&down at
maximum angle.
●W
henselecting "", airconditioner is blowingfan at fixedposition. Horizontal louver will stop at thefixed
position.
● When selecting "
”, air conditioner is blowing fan at fixed angle. Horizontal louver will send air at the fixed angle.
● Hold "
" button above 2s to set your required swing angle. When reaching your required angle, release the button.
Note:
"
" may not be available. When air conditioner receives this signal, the air conditioner will blow fan automatically.
Auto
(horizontal louvers
stops at current position)
no display

16 Technical Information
Service Manual
controller blinks. Press "+" or "-"button to adjust TIMER ON setting. After each pressing "+" or "-"button, TIMER ON setting will increase
or decrease 1min. Hold "+" or "-"button, 2s late
r, the time will change quickly
until reaching your required time. Press “
TIMER ON”to confi rm it. The word “ON" will stop blinking. " " icon resumes displaying.
Cancel
TIMER ON: Under the condition that TIMER ON is started up, press “TIMER ON” button to cancel it.
●
TIMER OFF button
"TIMER
OFF" button can set the time for timer off. After pressing this button, " " icon disappears and the word "OFF" on remote
controller
blinks. Press "+" or "-" button to adjust TIMER OFF setting. After each pressing "+" or "-" button, TIMER OFF setting will
increase or decrease 1min. Hold "+" or "-" button, 2s late
r, the time will change
quickly
until reaching your required time. Press "TIMER OFF" to confirm it .The word "OFF"will stop blinking " " icon resume
s
displaying. Cancel
TIMER OFF. Under the condition that TIMER OFF is started up, press “TIMER OFF” button to cancel it.
Note:
● Under on and of
f status, you can set TIMER OFF or TIMER on simultaneously.
● Before setting
TIMER ON or TIMER OFF, please adjust the clock time.
● After
starting up TIMER ON or TIMER OFF, set the constant circulating valid. After that, air conditioner will be turned on or turned of
f
according
to setting time. ON/OFF button has no effect on setting. If you don’t need this function, please use remote controller to cancel
it.
8. X-F
AN Button
Press
this button under cool and dry mode to start up x-fan function, and " " icon on remote controller will be displayed. Press this
button again to cancel x-fan function, and "
"icon will disappear.
Note:
●
When x-fan function is on, if the air conditioner is turned off, indoor fan will still operate at low speed for a while to blow the residual
water inside the air duct
.
● During x-fan operation, press X-F
AN button to turn off x-fan function. Indoor fan will stop operation immediately.
9. TEMP Button
By pressing this button, you can see indoor set temperature, indoor ambient temperature or outdoor ambient temperature on indoor
unit’s display. The setting on remote controlleris selected circularly as below:
When selecting " " or no display with remote controller, temperature indicator on indoor unit displays set temperature;
When selecting " " with remote controller, temperature indicator on indoor unit displays indoor ambient temperature;
When selecting " " with remote controller, temperature indicator on indoor unit displays outdoor ambient temperature.
Note:
● Outdoor temperature display is not available for some models. At that time, indoor unit receives" " signal, while it displays
indoor set temperature.
● It’s defaulted to display set temperature when turning on the unit.There is no display in the remote controller.
● Only for the models whose indoor unit has dual-8 display
10. TURBO Button
Under COOL or HEAT mode, press this button to turn to quick COOL or quick HEAT mode. " " icon is displayed on remote
controller. Press this button again to exit turbo function and " " icon will disappear.
11. SLEEP Button
Under COOL, HEAT mode, press this button to start up sleep function. " " icon is displayed on remote controller. Press this button
again to cancel sleep function and " " icon will disappear.
12. LIGHT Button
Press this button to turn off display light on indoor unit. " " icon on remote controller disappears. Press this button again to turn
on display light. " " icon is displayed.
Child lock function:
Press "+"and "-" simultaneously to turn on or turn off child lock function. When child lock function is on, " " icon is displayed on
remote controller. If you operate the remote controller, it won’t send signal.
Temperature display switchover function:
Under OFF status, press "-" and "MODE" buttons simultaneously to switch temperature display between and .
no display
Function Introduction for Combination Buttons

17
Technical Information
Service Manual
Note:
● During operation, point the remote control signal sender at the receiving window
on indoor unit.
● The distance between signal sender and receiving window should be no more than
8m, and there should be no obstacles between them.
● Signal may be interfered easily in the room where there is fluorescent lamp or
wireless telephone; remote controller should be close to indoor unit during operation.
● Replace new batteries of the same model when replacement is required.
● When you don’t use remote controller for a long time, please take out the batteries.
● If the display on remote controller is fuzzy or there’s no display, please replace
batteries.
Signal sender Battery
Cover of
battery box Remove
Reinstall
1. After putting through the power, press “ON/OFF” button on remote controller to turn on
the air conditioner.
2. Press "MODE" button to select your required mode:AUTO,COOL,DRY, FAN,HEAT.
3. Press “+” or “-“ button to set your required temperature. (Temperature can’t be
adjusted under auto mode).
4. Press ‘FAN” button to set your required fan speed: auto, low, medium and high speed.
5. Press " " button to select fan blowing angle.
1.Press the back side of remote controller marked with“ ”as shown in the fi g, and then push out the cover
of battery box along the arrow direction.
2. Replace two 7# (AAA 1.5V) dry batteries, and make sure the position of “+” polar and “-“ polar are correct.
3. Reinstall the cover of battery box.
Operation Guide
Replacement of Batteries in Remote Controller
2
3
5
4
1