Gree GWH18MC-K3NNA2K/I User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
GWH18MC-K3NNA2K
GWH24MD-K3NNA2K
(Refrigerant R410A)
Model:

Service Manual
Table of contents
Table of Contents
Part Ė: Technical Information......................................................................... 1
1. Summary........................................................................................................................ 1
6SHFL¿FDWLRQV............................................................................................................ 2
6SHFL¿FDWLRQ6KHHW............................................................................................................. 2
2.2 Capacity Curve in Different Outdoor Temperature ............................................................. 4
2.3 Operation Data ................................................................................................................... 4
3. Outline Dimension Diagram.......................................................................... 5
3.1 Indoor Unit.......................................................................................................................... 5
3.2 Outdoor Unit ....................................................................................................................... 6
4. Refrigerant System Diagram........................................................................ 7
5. Electrical Part............................................................................................................. 8
5.1 Wiring Diagram................................................................................................................... 8
5.2 PCB Printed Diagram ........................................................................................................11
6. Function and Control........................................................................................ 13
6.1 Remote Controller Introduction ........................................................................................ 13
6.2 Brief Description of Modes and Functions........................................................................ 17
Part ė: Installation and Maintenance ................................................... 22
7. Notes for Installation and Maintenance............................................ 22
8. Installation.................................................................................................................. 24
8.1 Installation Dimension Diagram........................................................................................ 24
,QVWDOODWLRQ3DUWVFKHFNLQJ .............................................................................................. 26
8.3 Selection of Installation Location...................................................................................... 26
8.4 Electric Connection Requirement..................................................................................... 26
8.5 Installation of Indoor Unit.................................................................................................. 26
8.6 Installation of Outdoor Unit............................................................................................... 29
9DFXXP3XPSLQJDQG/HDN'HWHFWLRQ ............................................................................. 30
&KHFNDIWHU,QVWDOODWLRQDQG7HVW2SHUDWLRQ ..................................................................... 30

Service Manual
Table of contents
9. Maintenance.................................................................................................................31
9.1 Error Code...........................................................................................................................31
3URFHGXUHRI7URXEOHVKRRWLQJ .............................................................................................32
0DLQWHQDQFH0HWKRGIRU1RUPDO0DOIXQFWLRQ......................................................................37
10. Exploded View and Parts’ List..................................................................39
10.1 Indoor Unit.........................................................................................................................39
10.2 Outdoor Unit ......................................................................................................................43
11. Removal Procedure............................................................................................47
11.1 Removal Procedure of Indoor Unit ....................................................................................47
11.2 Removal Procedure of Outdoor Unit .................................................................................57
Appendix:.............................................................................................................................66
$SSHQGL[5HIHUHQFH6KHHWRI&HOVLXVDQG)DKUHQKHLW .........................................................66
$SSHQGL[&RQ¿JXUDWLRQRI&RQQHFWLRQ3LSH.......................................................................... 66
Appendix 3: Pipe Expanding MHWKRG ........................................................................................67
Appendix 4: List of Resistance for Ambient Temperature Sensor .............................................68

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Service Manual
1. Summary
Part Ė: Technical Information
Indoor Unit:
GWH18MC-K3NNA2K/I
GWH24MD-K3NNA2K/I
GWH18MC-K3NNA2K/O
GWH24MD-K3NNA2K/O
Remote Controller:
YB1FA(XFAN)
Outdoor Unit:

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Service Manual
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Model GWH18MC-K3NNA2K GWH24MD-K3NNA2K
Product Code CA181012100 CA181012000
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
3KDVHV 11
Power Supply Mode Indoor Indoor
Cooling Capacity W 5259 6448
Heating Capacity W 5627 7050
Cooling Power Input W 1698 2120
Heating Power Input W 1631 2180
Cooling Power Current A 7.88 9.8
Heating Power Current A 7.56 10.1
Rated Input W 2150 3200
Rated Current A 11.09 15
Air Flow Volume(SH/H/M/L/SL) m3K 850/820/790/730/- 1000/800/700/600/-
'HKXPLGLI\LQJ9ROXPH /K 1.8 2.0
EER W/W 3.02 3.04
COP W/W 3.45 3.23
SEER W/W / /
HSPF W/W / /
Application Area m223-34 27-42
Indoor Unit
Model of indoor unit GWH18MC-K3NNA2K/I GWH24MD-K3NNA2K/I
Indoor Unit Product Code CA181N12100 CA181N12000
Fan Type &URVVÀRZ &URVVÀRZ
'LDPHWHU/HQJWK';/ mm ĭ; ĭ;
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1350/1200/1050/900/- 1350/1150/1000/850/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1420/1250/1150/1050/- 1350/1150/1000/900/-
Output of Fan Motor W 20 35
Fan Motor RLA A 0.15 0.32
Fan Motor Capacitor ȝ) 1.5 2.5
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm ĭ ĭ
5RZ¿Q*DS mm 2-1.4 2-1.5
&RLO/HQJWK/;';: mm 715X25.4X304.8 765X25.4X342.9
Swing Motor Model MP28VB MP35XX
Output of Swing Motor W 2.0 3
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 46/44/41/35/- 48/44/40/36/-
Sound Power Level (SH/H/M/L/SL) dB (A) 56/54/51/45/- 58/54/50/46/-
Dimension (WXHXD) mm 940X298X200 1007X315X219
Dimension of Carton Box (LXWXH) mm 1010X380X285 1073X395X313
'LPHQVLRQRI3DFNDJH/;:;+ mm 1013X383X300 1076X398X328
1HW:HLJKW NJ 13 15
*URVV:HLJKW NJ 16 18.5

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Outdoor
Unit
Model of Outdoor Unit GWH18MC-K3NNA2K/O GWH24MD-K3NNA2K/O
Outdoor Unit Product Code CA181W12100 CA181W12000
&RPSUHVVRU0DQXIDFWXUHU7UDGHPDUN ZHUHAI LANDA COMPRESSOR
CO., LTD.
ZHUHAI LANDA COMPRESSOR
CO., LTD.
Compressor Model QXA-F20F050 QXA-F265N030
Compressor Oil RB 68EP RB68EP
Compressor Type Rotary Rotary
L.R.A. A 42.00 49.50
Compressor RLA A 7.70 10.60
Compressor Power Input W 1650 2220
Overload Protector UP3-A6 UP14RE5345-M
7KURWWOLQJ0HWKRG Capillary Capillary
Operation Temp ºC 16~30 16~30
Ambient Temp (Cooling) ºC 18~43 18~43
Ambient Temp (Heating) ºC -7~24 -7~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm ĭ ĭ
5RZV¿Q*DS mm 1-1.4 2-1.4
&RLO/HQJWK/;';: mm 809X19X660 821X38.1X660
Fan Motor Speed rpm 780 690
Output of Fan Motor W 68 60
Fan Motor RLA A 0.75 0.58
Fan Motor Capacitor ȝ) 2.5 3.5
Air Flow Volume of Outdoor Unit m3K 2800 3200
Fan Type $[LDOÀRZ $[LDOÀRZ
Fan Diameter mm ĭ ĭ
'HIURVWLQJ0HWKRG Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IP24 IP24
Permissible Excessive Operating Pressure
IRUWKH'LVFKDUJH6LGH MPa 4.3 4.3
Permissible Excessive Operating Pressure
IRUWKH6XFWLRQ6LGH MPa 2.5 2.5
Sound Pressure Level (H/M/L) dB (A) 54/-/- 56/-/-
Sound Power Level (H/M/L) dB (A) 64/-/- 66/-/-
Dimension (WXHXD) mm 913X680X378 955X700X396
Dimension of Carton Box (LXWXH) mm 994X428X725 1026X455X735
'LPHQVLRQRI3DFNDJH/;:;+ mm 997X431X740 1029X458X750
1HW:HLJKW NJ 47 55
*URVV:HLJKW NJ 51 59.5
Refrigerant R410A R410A
5HIULJHUDQW&KDUJH NJ 1.2 1.65
Connection
Pipe
/HQJWK m5 5
*DV$GGLWLRQDO&KDUJH g/m 20 50
Outer Diameter Liquid Pipe mm ĭ ĭ
Outer Diameter Gas Pipe mm ĭ ĭ
0D['LVWDQFH+HLJKW m10 10
0D['LVWDQFH/HQJWK m25 25
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Service Manual
2.2 Capacity Curve in Different Outdoor Temperature
Rated cooling condition(ć)
(DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe temperature
RIKHDWH[FKDQJHU Fan speed of
indoor unit
Fan speed of
outdoor unit
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 18K 0.8 to 1.0 9 to 12 85 to 37 6XSHU+LJK +LJK
27/19 35/24 24K 0.8 to 1.0 9 to 12 85 to 37 6XSHU+LJK +LJK
2.3 Operation Data
Cooling
Heating
5DWHGKHDWLQJFRQGLWLRQć)
(DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe temperature
RIKHDWH[FKDQJHU Fan speed of
indoor unit
Fan speed of
outdoor unit
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/15 7/6 18K 2.7 to 3.0 68 to 34 2 to 4 6XSHU+LJK +LJK
20/15 7/6 24K 2.7 to 3.0 70 to 37 6 to 8 6XSHU+LJK +LJK
Instruction:
T1: Inlet and outlet pipe temperature of evaporator
T2: .Inlet and outlet pipe temperature of condenser
33UHVVXUHDWWKHVLGHRIELJYDOYH
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Cooling Heatling
Outdoor temp.( )
)%(oitaryticapaC
)%(oitaryticapaC
20
40
60
80
100
120
157-7 -5 0 2 24
0
-10 5 10
Outdoor Temp.(°C)
32 33 34 35 36 37 38 39 43
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length:5m
Condition Heating
Indoor:DB20
°C / WB15°C
Indoor air flow: Super High
Pipe length:
5m

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Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
193
53 694
98
31
Φ55X2
205
117 685
67
90
75 45
Φ70X2
Unit:mm
W
D
H
Models W H D
18K 940 298 200
24K 1007 315 219
18K
24K

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3.2 Outdoor Unit
Unit:mm
GWH18MC-K3NNA2K/O
549
847 378
300913
348
680
340955
700
396
890
860
364
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4. Refrigerant System Diagram
Cooling and heating model
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
Accumlator
Compressor
Strainer
Capillary
Refrigerant pipe diameter
Liquid :1/4" (6 mm)
Gas : 1/2" (12 mm)(18K)
Gas : 5/8" (16 mm)(24K)

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Service Manual
5. Electrical Part
5.1 Wiring Diagram
Ɣ,QGRRU8QLW
Ɣ,QVWUXFWLRQ
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH :KLWH GN Green CAP Jumper cap
YE Yellow BN Brown COMP Compressor
RD Red BU Blue Grounding wire
YEGN Yellow/Green BK %ODFN //
VT Violet OG Orange / /
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Outdoor Unit:
INDOOR UNIT
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INDOOR UNIT

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5.2 PCB Printed Diagram
1
2
34 567
8
9
10
11
12
13
14
No. Part Name
1 Control connector COMP of outdoor AC
contactor and control relay K2
2 Interface of neutral wire
3 Control interface of indoor fan
4 Drive capacitor of indoor fan
5 Auto button
6 Signal feedback interface of indoor fan
7 Control interface of swing motor
8 Control interface of outdoor fan and
control relay K115
9 Control interface of 4-way valve and
control relay K114
10 Display interface
11 Interface of tube temperature sensor
12 Interface of ambient temperature
sensor
13 High-frequency transformer T1
14 Interface of live wire
ƔTop view
ƔBottom view
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GWH24MD-K3NNA2K/I
1
2
3
4
5
6
7
8
9101112 131415
16
17
18
● Top view
● Bottom view
1 Transformer output interface
2Interface of tube temperature
sensor
3Interface of ambient temperature
sensor
4 Fuse
5 Interface of health function live wire
6 Live wire interface
7 Interface of PG feedback
8 Compressor interface
9 Neutral wire interface
10 PG control interface
11 Interface of health function neutral
wire
12 Transformer input interface
13 Auto button
14 4-way valve interface
15 Outdoor fan interface
16 Swing motor interface
17 Display control interface
18 Jumper cap

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Service Manual
6.1 Remote Controller Introduction
6. Function and Control
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
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2. MODE Button
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Operation mode
Temp. display type

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4. FAN Button
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Note:
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Ɣ:KHQVHOHFWLQJKHDWLQJPRGHWKHDLUFRQGLWLRQHURSHUDWHVXQGHUKHDWPRGH+HDWLQGLFDWRU " on indoor unit is ON. Press “+” or “-“
EXWWRQWRDGMXVWVHWWHPSHUDWXUH3UHVV³)$1´EXWWRQWRDGMXVWIDQVSHHG3UHVV EXWWRQWRDGMXVWIDQEORZLQJDQJOH&RROLQJRQO\XQLW
ZRQ¶WUHFHLYHKHDWLQJPRGHVLJQDO,IVHWWLQJKHDWPRGHZLWKUHPRWHFRQWUROOHUSUHVV212))EXWWRQFDQ¶WVWDUWXSWKHXQLW
Note:
Ɣ)RUSUHYHQWLQJFROGDLUDIWHUVWDUWLQJXSKHDWLQJPRGHLQGRRUXQLWZLOOGHOD\aPLQXWHVWREORZDLUDFWXDOGHOD\WLPHLVGHSHQGRQ
indoor ambient temperature).
Ɣ6HWWHPSHUDWXUHUDQJHIURPUHPRWHFRQWUROOHUać)DQVSHHGDXWRORZVSHHGPHGLXPVSHHGKLJKVSHHG
3. “+” or“-” Button
Ɣ3UHVV ³´ RU ³³EXWWRQRQFHLQFUHDVHRUGHFUHDVHVHWWHPSHUDWXUH ć.Holding "+" or "-" button, 2s later, set temperature on remote
FRQWUROOHUZLOOFKDQJH TXLFNO\2QUHOHDVLQJEXWWRQDIWHUVHWWLQJLV¿QLVKHGWHPSHUDWXUHLQGLFDWRURQLQGRRUXQLWZLOOFKDQJHDFFRUGLQJO\
7HPSHUDWXUHFDQ¶WEHDGMXVWHGXQGHUDXWRPRGH
Ɣ:KHQ VHWWLQJ7,0(5217,0(52))RU&/2&.SUHVV³´RU³³EXWWRQWRDGMXVWWLPH5HIHUWR&/2&.7,0(5217,0(5OFF
buttons)
6. CLOCK Button
3UHVVWKLVEXWWRQWRVHWFORFNWLPH LFRQRQUHPRWHFRQWUROOHUZLOOEOLQN3HVVRUEXWWRQZLWKLQVWRVHWFORFNWLPH(DFK
SUHVVLQJRIRUEXWWRQFORFNWLPHZLOOLQFUHDVHRUGHFUHDVHPLQXWH+ROGRUEXWWRQVODWHUWLPHZLOOFKDQJHTXLFNO\
5HOHDVHWKLVEXWWRQZKHQUHDFKLQJ\RXUUHTXLUHGWLPH3UHVV³&/2&.EXWWRQWRFRQ¿UPWKHWLPH LFRQVWRSVEOLQNLQJ
Note:
Ɣ&ORFNWLPHDGRSWVKRXUPRGH
Ɣ7KHLQWHUYDOEHWZHHQWZRRSHUDWLRQFDQ¶WH[FHHGVV2WKHUZLVHUHPRWHFRQWUROOHUZLOOTXLWVHWWLQJVWDWXV2SHUDWLRQIRU7,0(5
217,0(52))LVWKHVDPH
7. TIMER-ON/TIMER-OFF Button
Ɣ7,0(521EXWWRQ
TIMER ON button
³7,0(521´EXWWRQFDQVHWWKHWLPHIRUWLPHURQ$IWHUSUHVVLQJWKLVEXWWRQ LFRQGLVDSSHDUVDQGWKHZRUG³21RQUHPRWH
5. Button
3UHVVLQJWKLVEXWWRQFDQVHOHFWXSGRZQVZLQJDQJOH)DQEORZDQJOHFDQEHVHOHFWHGFLUFXODUO\DVEHORZ
Ɣ:KHQVHOHFWLQJ  DLU FRQGLWLRQHU LV EORZLQJ IDQ DXWRPDWLFDOO\+RUL]RQWDOORXYHUZLOODXWRPDWLFDOO\VZLQJXSGRZQDW
maximum angle.
Ɣ:KHQVHOHFWLQJ ȽȽȽȽ
DLUFRQGLWLRQHU LV EORZLQJ IDQ DWIL[HGSRVLWLRQ+RUL]RQWDOORXYHUZLOOVWRSDWWKHIL[HG
position.
Ɣ:KHQVHOHFWLQJ ȽȽ´DLUFRQGLWLRQHULVEORZLQJIDQDW¿[HGDQJOH+RUL]RQWDOORXYHUZLOOVHQGDLUDWWKH¿[HGDQJOH
Ɣ+ROG EXWWRQDERYHVWRVHW\RXUUHTXLUHGVZLQJDQJOH:KHQUHDFKLQJ\RXUUHTXLUHGDQJOHUHOHDVHWKHEXWWRQ
Note:
" ȽȽPD\QRWEHDYDLODEOH:KHQDLUFRQGLWLRQHUUHFHLYHVWKLVVLJQDOWKHDLUFRQGLWLRQHUZLOOEORZIDQDXWRPDWLFDOO\
Auto
(horizontal louvers
stops at current position)
no display

15
7HFKQLFDO,QIRUPDWLRQ
Service Manual
FRQWUROOHUEOLQNV3UHVVRUEXWWRQWRDGMXVW7,0(521VHWWLQJ$IWHUHDFKSUHVVLQJRUEXWWRQ7,0(521VHWWLQJZLOOLQFUHDVH
RUGHFUHDVHPLQ+ROGRUEXWWRQVODWHUWKHWLPHZLOOFKDQJHTXLFNO\
XQWLOUHDFKLQJ\RXUUHTXLUHGWLPH3UHVV³7,0(521´WRFRQ¿UPLW7KHZRUG³21ZLOOVWRSEOLQNLQJ " icon resumes displaying.
&DQFHO7,0(5218QGHUWKHFRQGLWLRQWKDW7,0(521LVVWDUWHGXSSUHVV³7,0(521´EXWWRQWRFDQFHOLW
Ɣ7,0(52))EXWWRQ
7,0(52)) EXWWRQFDQVHWWKHWLPHIRUWLPHURII$IWHUSUHVVLQJWKLV EXWWRQ LFRQGLVDSSHDUVDQGWKHZRUG2))RQUHPRWH
FRQWUROOHUEOLQNV 3UHVV RUEXWWRQWRDGMXVW7,0(52))VHWWLQJ$IWHUHDFKSUHVVLQJRUEXWWRQ7,0(52))VHWWLQJZLOO
LQFUHDVHRUGHFUHDVHPLQ+ROGRUEXWWRQVODWHUWKHWLPHZLOOFKDQJH
TXLFNO\XQWLOUHDFKLQJ\RXUUHTXLUHGWLPH 3UHVV 7,0(5 2)) WRFRQILUP LW 7KHZRUG2))ZLOOVWRSEOLQNLQJ " icon resumes
GLVSOD\LQJ&DQFHO7,0(52))8QGHUWKHFRQGLWLRQWKDW7,0(52))LVVWDUWHGXSSUHVV³7,0(52))´EXWWRQWRFDQFHOLW
Note:
Ɣ8QGHURQDQGRIIVWDWXV\RXFDQVHW7,0(52))RU7,0(5RQVLPXOWDQHRXVO\
Ɣ%HIRUHVHWWLQJ7,0(521RU7,0(52))SOHDVHDGMXVWWKHFORFNWLPH
Ɣ$IWHUVWDUWLQJXS7,0(521RU7,0(52))VHWWKHFRQVWDQWFLUFXODWLQJYDOLG$IWHUWKDWDLUFRQGLWLRQHUZLOOEHWXUQHGRQRUWXUQHGRII
DFFRUGLQJWRVHWWLQJWLPH212))EXWWRQKDVQRHIIHFWRQVHWWLQJ,I\RXGRQ¶WQHHGWKLVIXQFWLRQSOHDVHXVHUHPRWHFRQWUROOHUWRFDQFHO
it.
8. X-FAN Button
3UHVVWKLVEXWWRQXQGHUFRRODQGGU\PRGHWRVWDUWXS[IDQIXQFWLRQDQG LFRQRQUHPRWHFRQWUROOHUZLOOEHGLVSOD\HG3UHVVWKLV
button again to cancel x-fan function, and " "icon will disappear.
Note:
Ɣ:KHQ[IDQIXQFWLRQLVRQLIWKHDLUFRQGLWLRQHULVWXUQHGRIILQGRRUIDQZLOOVWLOORSHUDWHDWORZVSHHGIRUDZKLOHWREORZWKHUHVLGXDO
ZDWHULQVLGHWKHDLUGXFW
Ɣ'XULQJ[IDQRSHUDWLRQSUHVV;)$1EXWWRQWRWXUQRII[IDQIXQFWLRQ,QGRRUIDQZLOOVWRSRSHUDWLRQLPPHGLDWHO\
9. TEMP Button
%\SUHVVLQJWKLVEXWWRQ\RXFDQVHHLQGRRUVHWWHPSHUDWXUHLQGRRUDPELHQWWHPSHUDWXUHRURXWGRRUDPELHQWWHPSHUDWXUHRQLQGRRU
XQLW¶VGLVSOD\7KHVHWWLQJRQUHPRWHFRQWUROOHULVVHOHFWHGFLUFXODUO\DVEHORZ
:KHQVHOHFWLQJ RUQRGLVSOD\ZLWKUHPRWHFRQWUROOHUWHPSHUDWXUHLQGLFDWRURQLQGRRUXQLWGLVSOD\VVHWWHPSHUDWXUH
:KHQVHOHFWLQJ ZLWKUHPRWHFRQWUROOHUWHPSHUDWXUHLQGLFDWRURQLQGRRUXQLWGLVSOD\VLQGRRUDPELHQWWHPSHUDWXUH
:KHQVHOHFWLQJ ZLWKUHPRWHFRQWUROOHUWHPSHUDWXUHLQGLFDWRURQLQGRRUXQLWGLVSOD\VRXWGRRUDPELHQWWHPSHUDWXUH
Note:
Ɣ2XWGRRU WHPSHUDWXUHGLVSOD\LVQRWDYDLODEOHIRUVRPHPRGHOV$WWKDWWLPHLQGRRUXQLWUHFHLYHV VLJQDOZKLOHLWGLVSOD\V
indoor set temperature.
Ɣ,W¶VGHIDXOWHGWRGLVSOD\VHWWHPSHUDWXUHZKHQWXUQLQJRQWKHXQLW7KHUHLVQRGLVSOD\LQWKHUHPRWHFRQWUROOHU
Ɣ2QO\IRUWKHPRGHOVZKRVHLQGRRUXQLWKDVGXDOGLVSOD\
10. TURBO Button
8QGHU&22/RU+($7PRGH SUHVVWKLVEXWWRQWRWXUQWRTXLFN&22/RUTXLFN+($7PRGH " icon is displayed on remote
FRQWUROOHU3UHVVWKLVEXWWRQDJDLQWRH[LWWXUERIXQFWLRQDQG " icon will disappear.
11. SLEEP Button
8QGHU&22/+($7PRGHSUHVVWKLVEXWWRQWRVWDUWXSVOHHSIXQFWLRQ LFRQLVGLVSOD\HGRQUHPRWHFRQWUROOHU3UHVVWKLVEXWWRQ
again to cancel sleep function and " " icon will disappear.
12. LIGHT Button
3UHVVWKLVEXWWRQWRWXUQRIIGLVSOD\OLJKWRQLQGRRUXQLW LFRQRQUHPRWHFRQWUROOHUGLVDSSHDUV3UHVVWKLVEXWWRQDJDLQWRWXUQ
RQGLVSOD\OLJKW " icon is displayed.
Child lock function:
3UHVVDQGVLPXOWDQHRXVO\WRWXUQRQRUWXUQRIIFKLOGORFNIXQFWLRQ:KHQFKLOGORFNIXQFWLRQLVRQ " icon is displayed on
UHPRWHFRQWUROOHU,I\RXRSHUDWHWKHUHPRWHFRQWUROOHULWZRQ¶WVHQGVLJQDO
Temperature display switchover function:
8QGHU2))VWDWXVSUHVVDQG02'(EXWWRQVVLPXOWDQHRXVO\WRVZLWFKWHPSHUDWXUHGLVSOD\EHWZHHQđand ē.
no display
Function Introduction for Combination Buttons

16 7HFKQLFDO,QIRUPDWLRQ
Service Manual
Note:
Ɣ'XULQJ RSHUDWLRQSRLQWWKHUHPRWHFRQWUROVLJQDOVHQGHUDWWKHUHFHLYLQJZLQGRZ
on indoor unit.
Ɣ7KHGLVWDQFHEHWZHHQVLJQDOVHQGHUDQGUHFHLYLQJZLQGRZVKRXOGEHQRPRUHWKDQ
PDQGWKHUHVKRXOGEHQRREVWDFOHVEHWZHHQWKHP
Ɣ6LJQDO PD\EHLQWHUIHUHGHDVLO\LQWKHURRPZKHUHWKHUHLVIOXRUHVFHQWODPSRU
ZLUHOHVVWHOHSKRQHUHPRWHFRQWUROOHUVKRXOGEHFORVHWRLQGRRUXQLWGXULQJRSHUDWLRQ
Ɣ5HSODFHQHZEDWWHULHVRIWKHVDPHPRGHOZKHQUHSODFHPHQWLVUHTXLUHG
Ɣ:KHQ\RXGRQ¶WXVHUHPRWHFRQWUROOHUIRUDORQJWLPHSOHDVHWDNHRXWWKHEDWWHULHV
Ɣ,IWKHGLVSOD\RQUHPRWHFRQWUROOHULVIX]]\RUWKHUH¶VQR GLVSOD\SOHDVHUHSODFH
batteries.
Signal sender Battery
Cover of
battery box Remove
Reinstall
$IWHUSXWWLQJWKURXJKWKHSRZHUSUHVV³212))´EXWWRQRQUHPRWHFRQWUROOHUWRWXUQRQ
WKHDLUFRQGLWLRQHU
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
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5. Press " " button to select fan blowing angle.
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Operation Guide
Replacement of Batteries in Remote Controller
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Service Manual
1. Summary
(1) Buzzer
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buzzer will give out a beep.
(2) Display
After energization, all icons will be displayed once. Operation icon
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drying).
(3) Temperature parameter
ƹIndoor set temperature (Tpreset)
ƹIndoor ambient temperature (Tamb.)
ƹInner tube temperature of indoor evaporator (Ttube)
2. Introduction of Basic Mode Function
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(1) Auto mode
ķOperation condition and process for auto mode
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operates under fan mode.
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(2) Cooling mode
ķOperation condition and process for cooling mode
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motor operates at set speed.
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ĸDisplay: Operation icon, cooling icon, set temperature.
ĹProtection function
ƹFreeze protection
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6.2 Brief Description of Modes and Functions
Indicates operation
Indicates stop
Tpreset +1 ˚C
Tpreset –1 ˚C
Compressor
Outdoor fan motor
Indoor fan motor
Graphic instruction:
(Same as below)
Tamb.
Stop cooling
Start cooling
Original operating status
6 min. 3 min. 6 min.
Set fan speed
Display
Heating icon
(Display content or position may be different from above graphics, please
refer to actual products)
Drying icon
Cooling icon
Dual-8 nixie
tube display
Operation icon Receiver
window