Gree GWH18RC-K3DNA3G User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
GWH18RC-K3DNA3G
GWH24RD-K3DNA3G
(Refrigerant:R410A)
Models:

Service Manual
Table of Contents
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................2
2.1 Specication Sheet...........................................................................................................2
2.2 Operation Characteristic Curve ........................................................................................6
2.3 Capacity Variation Ratio According to Temperature .........................................................6
2.4 Cooling and Heating Data Sheet in Rated Frequency .....................................................7
2.5 Noise Curve......................................................................................................................7
3. Outline Dimension Diagram........................................................................8
3.1 Indoor Unit........................................................................................................................8
3.2 Outdoor Unit .....................................................................................................................9
4. Refrigerant System Diagram....................................................................10
5. Electrical Part.........................................................................................................11
5.1 Wiring Diagram...............................................................................................................11
5.2 PCB Printed Diagram .....................................................................................................14
6. Function and Control......................................................................................16
6.1 Remote Controller Introduction .....................................................................................16
6.2 Brief Description of Modes and Functions......................................................................20
Part Ⅱ: Installation and Maintenance .................................................29
7. Notes for Installation and Maintenance..........................................29
8. Installation................................................................................................................31
8.1 Installation Dimension Diagram......................................................................................31
8.2 Installation Parts-checking ............................................................................................33
8.3 Selection of Installation Location....................................................................................33
8.4 Electric Connection Requirement ..................................................................................33
8.5 Installation of Indoor Unit................................................................................................33
8.6 Installation of Outdoor Unit.............................................................................................36
8.7 Vacuum Pumping and Leak Detection ...........................................................................37
8.8 Check after Installation and Test Operation ...................................................................37

Service Manual
Table of Contents Table of Contents
9. Maintenance............................................................................................................38
9.1 Malfunction Display of Indoor Unit..................................................................................38
9.2 Procedure of Troubleshooting ........................................................................................40
9.3 Troubleshooting for Normal Malfunction.........................................................................57
10. Exploded View and Parts List ..............................................................59
10.1 Indoor Unit....................................................................................................................59
10.2 Outdoor Unit .................................................................................................................61
11. Removal Procedure.......................................................................................65
11.1 Removal Procedure of Indoor Unit ...............................................................................65
11.2 Removal Procedure of Outdoor Unit ............................................................................70
Appendix:........................................................................................................................81
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................81
Appendix 2: Conguration of Connection Pipe.....................................................................81
Appendix 3: Pipe Expanding Method ...................................................................................82
Appendix 4: List of Resistance for Temperature Sensor ......................................................83

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
GWH18RC-K3DNA3G/I
GWH24RD-K3DNA3G/I
Outdoor Unit
GWH18MC-K3DNE3G/O
GWH24MD-K3DNE3G/O
Remote Controller
YAA1FB

2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWH18RC-K3DNA3G
Product Code CB302002902
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode outdoor
Cooling Capacity W 5275(1260~6600)
Heating Capacity W 5800(1120~6800)
Cooling Power Input W 1625(380~2650)
Heating Power Input W 1760(350~2650)
Cooling Power Current A 7.2
Heating Power Current A 7.8
Rated Input W 2650
Rated Current A 11.8
Air Flow Volume(SH/H/M/L/SL) m3/h 850/780/650/550/-
Dehumidifying Volume L/h 1.80
EER W/W 3.25
COP W/W 3.30
SEER W/W 6.1
HSPF W/W /
Application Area m223-34
Indoor Unit
Model of indoor unit GWH18RC-K3DNA3G/I
Indoor Unit Product Code CB302N02902
Fan Type Cross-ow
Diameter Length(DXL) mm Φ98X710
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1000/800/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1420/1250/1100/950/-
Output of Fan Motor W 20
Fan Motor RLA A 0.31
Fan Motor Capacitor μF 1.5
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Row-n Gap mm 2-1.4
Coil Length (LXDXW) mm 715X25.4X304.8
Swing Motor Model MP28VB
Output of Swing Motor W 2
Fuse A 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 45/43/37/33/-
Sound Power Level (SH/H/M/L/SL) dB (A) 58/53/50/45/-
Dimension (WXHXD) mm 945X298X211
Dimension of Carton Box (LXWXH) mm 1010X380X285
Dimension of Package (LXWXH) mm 1013X383X300
Net Weight kg 13
Gross Weight kg 16

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 GWH18MC-K3DNE3G/O
Outdoor Unit Product Code CB404W03401
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD
Compressor Model QXA-B141zF030A
Compressor Oil 68EP
Compressor Type Rotary
L.R.A. A 25
Compressor RLA A 7.2
Compressor Power Input W 1440
Overload Protector 1NT11L-6233 or KSD115oC or HPC115/95U1
Throttling Method Capillary
Operation Temp oC 16~30
Ambient Temp (Cooling) oC -15~43
Ambient Temp (Heating) oC -20~24
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Rows-n Gap mm 2-1.4
Coil Length (LXDXW) mm 851X38.1X660
Fan Motor Speed rpm 750
Output of Fan Motor W 60
Fan Motor RLA A /
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit m3/h 3200
Fan Type Axial-ow
Fan Diameter mm Φ520
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
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) 56/-/-
Sound Power Level (H/M/L) dB (A) 66/-/-
Dimension (WXHXD) mm 963X700X396
Dimension of Carton Box (LXWXH) mm 1026X455X735
Dimension of Package (LXWXH) mm 1029X458X750
Net Weight kg 45
Gross Weight kg 49.5
Refrigerant R410A
Refrigerant Charge kg 1.35
Connection
Pipe
Length m 5
Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ12
Max Distance Height m 10
Max Distance Length m 25
Note: The connection pipe applies metric diameter.

4Technical Information
Service Manual
Model GWH24RD-K3DNA3G GWH24RD-K3DNA3G
Product Code CB302003000 CB302003001
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode outdoor outdoor
Cooling Capacity W 6450(2530~6800) 6450(2530~6800)
Heating Capacity W 7000(2530~7600) 7000(2530~7600)
Cooling Power Input W 2180(600~2650) 2180(600~2650)
Heating Power Input W 2220(600~2800) 2220(600~2800)
Cooling Power Current A 9.7 9.7
Heating Power Current A 9.8 9.8
Rated Input W 2800 2800
Rated Current A 12.4 12.4
Air Flow Volume(SH/H/M/L/SL) m3/h 1000/800/700/550/- 1000/800/700/550/-
Dehumidifying Volume L/h 2 2
EER W/W 2.96 2.96
COP W/W 3.15 3.15
SEER W/W 6.1 6.1
HSPF W/W / /
Application Area m227-42 27-42
Indoor Unit
Model of indoor unit GWH24RD-K3DNA3G/I GWH24RD-K3DNA3G/I
Indoor Unit Product Code CB302N03000 CB302N03000
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ100X765 Φ100X765
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1150/950/850/- 1350/1150/950/850/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1400/1200/1000/900/- 1400/1200/1000/900/-
Output of Fan Motor W 35 35
Fan Motor RLA A 0.31 0.31
Fan Motor Capacitor μF 2.5 2.5
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Row-n Gap mm 2-1.5 2-1.5
Coil Length (LXDXW) mm 765X25.4X342.9 765X25.4X342.9
Swing Motor Model MP35XX MP35XX
Output of Swing Motor W 2.5 2.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 51/47/42/39/- 51/47/42/39/-
Sound Power Level (SH/H/M/L/SL) dB (A) 61/57/52/49/- 61/57/52/49/-
Dimension (WXHXD) mm 1018X315X230 1018X315X230
Dimension of Carton Box (LXWXH) mm 1083X395X313 1083X395X313
Dimension of Package (LXWXH) mm 1086X398X328 1086X398X328
Net Weight kg 15 15
Gross Weight kg 18.5 18.5

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 GWH24MD-K3DNE3G/O GWH24MD-K3DNE3G/O
Outdoor Unit Product Code CB404W03800 CB404W03801
Compressor Manufacturer/Trademark ZHUHAI LANDA
COMPRESSOR CO.,LTD
ZHUHAI LANDA
COMPRESSOR CO.,LTD
Compressor Model QXA-B141zF030A QXA-B141zF030A
Compressor Oil 68EP 68EP
Compressor Type Rotary Rotary
L.R.A. A 25 25
Compressor RLA A 7.2 7.2
Compressor Power Input W 1440 1440
Overload Protector 1NT11L-6233 or KSD115oC or
HPC115/95U1
1NT11L-6233 or KSD115oC or
HPC115/95U1
Throttling Method Capillary Capillary
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC -15~43 -15~43
Ambient Temp (Heating) oC -15~24 -20~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Rows-n Gap mm 2-1.4 2-1.4
Coil Length (LXDXW) mm 984X38.1X748 984X38.1X748
Fan Motor Speed rpm 800 800
Output of Fan Motor W 90 90
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 4000 4000
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ552 Φ552
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IP24 IP24
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) 58/-/- 58/-/-
Sound Power Level (H/M/L) dB (A) 68/-/- 68/-/-
Dimension (WXHXD) mm 1000X790X427 1000X790X427
Dimension of Carton Box (LXWXH) mm 1080X485X840 1080X485X840
Dimension of Package (LXWXH) mm 1083X488X855 1083X488X855
Net Weight kg 55 55
Gross Weight kg 60 60
Refrigerant R410A R410A
Refrigerant Charge kg 1.80 1.80
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 50 50
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ16 Φ16
Max Distance Height m 10 10
Max Distance Length m 25 25
Note: The connection pipe applies metric diameter.

6Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Cooling Heating
Cooling Heating
32 33 34 35 36 37 38 39 43 –15 –10 –5
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
110
100
90
80
70
60
50
40
05
710
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length: 5m
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m
Outdoor temp.(°C) Outdoor temp.(°C)
Capacity ratio (%)
Capacity ratio (%)
Cooling Heating
Cooling Heating
32 33 34 35 36 37 38 39 43
–15 –10 –5
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
110
100
90
80
70
60
50
40
05710
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length: 5m
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m
Outdoor temp.(°C) Outdoor temp.(°C)
Capacity ratio (%) Capacity ratio (%)
30
40
50
60
70
80
90
100
110
120
10
750-5-10-15-20
Outdoor temp.(oC)
Capacity ratio(%)
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m
Cooling Heating
Heating operation ambient temperature range is -15°C~24°C
Heating operation ambient temperature range is -20°C~24°C

7
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Rated cooling
condition(oC)
(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
Compressor
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (oC) T2 (oC)
27/19 35/24
18K 0.8 to 1.0 12 to 14 80 to 40 Super High High 70
24K 0.9 to 1.1 10 to 12 80 to 40 Super High High 83
Rated heating
condition(oC)
(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
Compressor
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (oC) T2 (oC)
20/15 7/6
18K 2.2 to 2.4 70 to 40 1 to 5 Super High High 70
24K 2.5 to 2.7 70 to 40 1 to 5 Super High High 75
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: 5 m.
Cooling:
Heating:
2.5 Noise Curve
20
30
40
50
60
200406080
100
Outdoor side noise
Indoor side noise
Compressor frequency/Hz
)A(Bd/esioN
18K 24K 18K 24K
60
50
40
30
20
10
0
Indoor Fan Motor Rotating Speed
Noice/dB(A)
low Middle High Super High

8Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Models W H D
18K 945 298 211
24K 1018 315 230
18K
24K
W
694
685 189
144
57
38 116
45
45
60
95
Φ55Φ55
Φ70 Φ70
194
D
H

9
Technical Information
Service Manual
3.2 Outdoor Unit
Unit:mm
24K
18K
963
892
700
396
341
368
560
4271000
920
610
370
790
395

10 Technical Information
Service Manual
Indoor unit Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer CapillaryStrainer
Accumlator
Compressor
4. Refrigerant System Diagram
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:1/2" (12mm)(18K)
Gas pipe:5/8" (16mm)(24K)

11
Technical Information
Service Manual
5. Electrical Part
5.1 Wiring Diagram
● Indoor Unit
●Instruction
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 / /
Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.
Model:GWH18RC-K3DNA3G/I
SENSORSENSOR
L(AC-L)
BK
PE
ROOMTUBE
M2
SWING-UD
ROOM TEMP.
RT2
AP2
BN
PG
YEGN
M1
BU
FAN MOTOR
OUTDOOR UNIT
2
3
XT
N(1)
TUBE TEMP.
RT1
SWING
MOTOR
COM-OUT
N
PGF
CAP
JUMP
DISP2DISP1
AP1
RECEIVER AND
DISPLAY BOARD
EVAPORATOR
TERMINAL
BLOCK
L
L
(SWING)
BU
BK
BN
YEGN
PRINTED CIRCUIT BOARD
HEALTH-L
BU RD
HEALTH-N
GENERATOR
COLD PLASMA
θ
θ

12 Technical Information
Service Manual
Model:GWH24RD-K3DNA3G/I
Models:GWH18MC-K3DNE3G/O GWH24MD-K3DNE3G/O(CB404W03801)
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● Outdoor Unit
L2
50K15K20K
BN
WARNING
Please don't touch any terminal
when the voltage of terminal
P(DC+) and N(DC-) at AP1 is
higher than 30V to prevent the
risk of electric shock !
POWER
θ
θ
θ
COMP.
L1
WVU
PRINTED CIRCUIT BOARD
L1
PE
YEGN
FAN MOTOR
4WAY OFAN
VTVT
VALVE
4YV
4-WAY
M1 PE
MAGNETIC
PE TERMINAL
BLOCK
YEGN
BU
BN
BU
BN
BK
RING
L1
INDOOR UNIT
XT1
BU
BK
BN 3
2
N(1)
L
N
PE
BU
YEGN
LN
PE
YEGN
PE
COM_INNER
N1
AC_L
L3 L3
RING
MAGNETIC
L3
OVERLOAD PROTECTOR
T_SENSOR
YEGN
W(RD)V(YE)U(BU)
YEBU RD
PE
PE
RT1 RT2 RT3
RD
OVC_COMP
WHWH
SAT
COMP
X1
YE
BU
WH BK
TEMP.SENSOR OUTTUBE
OUTROOM TEMP.SENSOR EXHAUST TEMP.SENSOR
AP1
HEAT_B
EH
RD
BOTTOM
HEATER
BAND
RD

13
Technical Information
Service Manual
Model:GWH24MD-K3DNE3G/O(CB404W03800)
AP1
TEMP.SENSOR EXHAUST TEMP.SENSOR OUTROOM
OUTTUBE TEMP.SENSOR
BK
WH
BU YE
X1
COMP
SAT
WH WH
OVC_COMP
RD
RT3RT2RT1 PE
PE
RD
BU YE
U(BU)V(YE)W(RD)
YEGN
T_SENSOR
OVERLOAD PROTECTOR
L3
MAGNETIC
RING
L3
L3
AC_L
N1
COM_INNER
PE
YEGN
PE
N
L
YEGN
BU
PE
N
L
N(1)
2
3
BN
BK
BU
XT1
INDOOR UNIT
L1
RING
BK
BN
BU
BN
BU
YEGN
BLOCK
TERMINAL
PE
MAGNETIC
PE
M1
4-WAY
4YV
VALVE
VT VT
OFAN4WAY
FAN MOTOR
YEGN
PE
L1
PRINTED CIRCUIT BOARD
UV W
L1
COMP.
θ
θ
θ
POWER
Please don't touch any terminal
when the voltage of terminal
P(DC+) and N(DC-) at AP1 is
higher than 30V to prevent the
risk of electric shock !
WARNING
BN
20K15K 50K
L2
These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.

14 Technical Information
Service Manual
5.2 PCB Printed Diagram
● Top view
Indoor Unit
● Bottom view
No. Name
1Interface of live wire
2Interface of live wire for
outdoor control
3Fuse
4Interface of neutral wire
5Interface of neutral wire for
health function
6Control interface of PG
motor
7Interface of live wire for
health function
8
Interface of indoor
unit and outdoor unit
communication
9Auto button
10 Up & down swing
11 Feedback interface of
indoor fan
12 Jump
13 Interface of display
14 Ambient temperature
sensor interface
15 Indoor tube temperature
sensor interface
1
2
3
4
5 6 7 8 9 10 11
12
13
1415

15
Technical Information
Service Manual
● Top view
Outdoor Unit
● Bottom view
No. Name
1Terminal of compressor
overload protection
2Terminal of temperature
sensor
3Terminal of electronic
expansion valve
4Terminal of outdoor fan
5Terminal of 4-way valve
6Terminal of compressor
electric heating
7Terminal of chassis electric
heating
8Terminal of indoor unit and
outdoor unit communication
9Power supply live wire
10 Earthing wire
11 Power supply neutral wire
1 2 3 4 5 6
7
8
9
10
11

16 Technical Information
Service Manual
6. Function and Control
6.1 Remote Controller Introduction
Buttons on Remote Controller
Introduction for Icons on Display Screen
Introduction for Buttons on Remote Controller
Send signal
Turbo mode
8ćheating function
Set temperature
Set time
TIMER ON / TIMER OFF
Child lock
Up & down swing
Set fan speed
ventilation operation
Light
Temp. display type
:Set temp.
:Outdoor ambient temp.
:Indoor ambient temp.
Sleep mode
Clock
Heat mode
Fan mode
Dry mode
Cool mode
Auto mode
Operation mode
I feel
1
1
2
5
4
6
7
8
11
12
13
9
14
15
ON/OFF button
- button
3
SWING button
FAN button
MODE button
I FEEL button
CLOCK button
10
TIMER-ON button
TIMER-OFF button
TURBO button
LIGHT button
16 X-FAN button
SLEEP button
TEMP button
button
/
+ button
X-fan mode
health function
21 2))/
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F
C
HOUR
ONOFF
23
45
67
89
10 11
12 13
14 16
15
Send signal
Turbo mode
8ćheating function
Set temperature
Set time
TIMER ON / TIMER OFF
Child lock
Up & down swing
Set fan speed
ventilation operation
Light
Temp. display type
:Set temp.
:Outdoor ambient temp.
:Indoor ambient temp.
Sleep mode
Clock
Heat mode
Fan mode
Dry mode
Cool mode
Auto mode
Operation mode
I feel
1
1
2
5
4
6
7
8
11
12
13
9
14
15
ON/OFF button
- button
3
SWING button
FAN button
MODE button
I FEEL button
CLOCK button
10
TIMER-ON button
TIMER-OFF button
TURBO button
LIGHT button
16 X-FAN button
SLEEP button
TEMP button
button
/
+ button
X-fan mode
health function
21 2))/
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6:,1*,)((/
6/((3
7(03
7,0(521
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F
C
HOUR
ONOFF
23
45
67
89
10 11
12 13
14 16
15
Note:
● 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.
● Under on status, pressing the button on the remote controller, the signal icon " "on the display of remote controller will blink once
and the air conditioner will give out a “de” sound, which means the signal has been sent to the air conditioner.
● Under off status, set temperature and clock icon will be displayed on the display of remote controller (If timer on, timer off and light
functions are set, the corresponding icons will be displayed on the display of remote controller at the same time); Under on status, the
display will show the corresponding set function icons.
1. ON/OFF Button

17
Technical Information
Service Manual
Press this button to turn on the unit. Press this button again to turn off the unit.
2. - Button
Press this button to decrease set temperature. Holding it down above 2 seconds rapidly decreases set temperature. In AUTO mode, set
temperature is not adjustable.
3. + Button
Press this button to increase set temperature. Holding it down above 2 seconds rapidly increases set temperature. In AUTO mode, set
temperature is not adjustable.
4. MODE Button
Each time you press this button, a mode is selected in a sequence that goes from AUTO, COOL, DRY, FAN, and HEAT*, as the following:
*Note:Only for models with heating function.
After energization, AUTO mode is defaulted. In AUTO mode, the set temperature will not be displayed on the LCD, and the unit will
automatically select the suitable operation mode in accordance with the room temperature to make indoor room comfortable.
(As for cooling only unit, it won’t have any action when it receives the signal of heating operation.)
5. FAN Button
This button is used for setting Fan Speed in the sequence that goes from AUTO, , to , then back to Auto.
6. SWING Button
Press this button to set up &down swing angle, which circularly changes as below:
This remote controller is universal. If any command , or is sent out, the unit will carry out the command as
indicates the guide louver swings as:
7. I FEEL Button
Press this button to turn on I FEEL function. The unit automatically adjust temperature according to the sensed temperature. Press this
button again to cancel I FEEL function.
8. Button
Press this button to achieve the on and off of healthy and scavenging functions in operation status. Press this button for the rst
time to start scavenging function; LCD displays " ". Press the button for the second time to start healthy and scavenging functions
simultaneously; LCD displays " " and " ". Press this button for the third time to quit healthy and scavenging functions simultaneously.
Press the button for the fourth time to start healthy function; LCD display " ". Press this button again to repeat the operation above. (This
function is applicable to partial of models)
9. SLEEP Button
Press this button to go into the SLEEP operation mode. Press it again to cancel this function. This function is available in COOL, HEAT
(Only for models with heating function) or DRY mode to maintain the most comfortable temperature for you.
10. TEMP Button
Press this button can see indoor set temperature, indoor ambient temperature or outdoor ambient temperature on indoor unit’s display.
Temperature is set circularly by remote controller as below: