Gree GWC09QB-K3DNB2B User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWC09QB-K3DNA1B
GWC09QB-K3DNB2B
GWH09QB-K3DNA1B
GWH09QB-K3DNA2B
GWH09QB-K3DNA5B
GWH09QB-K3DNA6B
GWH09QB-K3DNB2B
GWC12QC-K3DNA1B
GWC12QC-K3DNB2B
GWH12QC-K3DNA1B
GWH12QC-K3DNA2B
GWH12QC-K3DNA5B
GWH12QC-K3DNA6B
GWH12QC-K3DNB2B
GWC18QD-K3DNA1B
GWC18QD-K3DNB2B
GWH18QD-K3DNB2B
GWH18QD-K3DNA1B
GWH18QD-K3DNA2B
GWH18QD-K3DNA5B
GWH18QD-K3DNA6B
(Refrigerant R410A)

Service Manual
Table of Contents
Table of Contents
Part Ė: Technical Information.......................................................................1
1. Summary......................................................................................................................1
6SHFL¿FDWLRQV..........................................................................................................3
6SHFL¿FDWLRQ6KHHW...........................................................................................................3
2SHUDWLRQ&KDUDFWHULVWLF&XUYH ........................................................................................9
&DSDFLW\9DULDWLRQ5DWLR$FFRUGLQJWR7HPSHUDWXUH .........................................................9
&RROLQJDQG+HDWLQJ'DWD6KHHWLQ5DWHG)UHTXHQF\ ...................................................10
1RLVH&XUYH....................................................................................................................10
3. Outline Dimension Diagram...................................................................... 11
3.1 Indoor Unit......................................................................................................................11
2XWGRRU8QLW ...................................................................................................................12
4. Refrigerant System Diagram....................................................................13
5. Electrical Part.........................................................................................................14
5.1 Wiring Diagram...............................................................................................................14
5.2 PCB Printed Diagram .....................................................................................................18
6. Function and Control......................................................................................21
5HPRWH&RQWUROOHU,QWURGXFWLRQ .....................................................................................21
%ULHI'HVFULSWLRQRI0RGHVDQG)XQFWLRQV......................................................................25
Part ė: Installation and Maintenance .................................................29
7. Notes for Installation and Maintenance..........................................29
8. Installation................................................................................................................31
8.1 Installation Dimension Diagram......................................................................................31
,QVWDOODWLRQ3DUWVFKHFNLQJ ............................................................................................33
8.3 Selection of Installation Location....................................................................................33
(OHFWULF&RQQHFWLRQ5HTXLUHPHQW...................................................................................33
8.5 Installation of Indoor Unit................................................................................................33
,QVWDOODWLRQRI2XWGRRUUnit.............................................................................................36
9DFXXP3XPSLQJDQG/HDN'HWHFWLRQ ...........................................................................37
&KHFNDIWHU,QVWDOODWLRQDQG7HVWOperation ...................................................................37

Service Manual
Table of Contents
9. Maintenance............................................................................................................38
9.1 Error Code List ...............................................................................................................38
3URFHGXUHRI7URXEOHVKRRWLQJ ........................................................................................46
7URXEOHVKRRWLQJIRU1RUPDO0DOIXQFWLRQ.........................................................................59
10. Exploded View and Parts List ..............................................................61
10.1 Indoor Unit....................................................................................................................61
2XWGRRU8QLW .................................................................................................................76
11. Removal Procedure.......................................................................................84
5HPRYDO3URFHGXUHRI,QGRRU8QLW ...............................................................................84
5HPRYDO3URFHGXUHRI2XWGRRU8QLW ............................................................................89
Appendix:......................................................................................................................101
$SSHQGL[5HIHUHQFH6KHHWRI&HOVLXVDQG)DKUHQKHLW ..................................................101
$SSHQGL[&RQ¿JXUDWLRQRI&RQQHFWLRQ3LSH...................................................................101
Appendix 3: Pipe Expanding MHWKRG .................................................................................102
$SSHQGL[/LVWRI5HVLVWDQFHIRU7HPSHUDWXUH6HQVRU ....................................................103

1
7HFKQLFDO,QIRUPDWLRQ
Service Manual
1. Summary
Part Ė: Technical Information
Indoor Unit
GWC09QB-K3DNA1B/I
GWH09QB-K3DNA1B/I
GWC12QC-K3DNA1B/I
GWH12QC-K3DNA1B/I
GWC18QD-K3DNA1B/I
GWH18QD-K3DNA1B/I
GWH09QB-K3DNA2B/I
GWH12QC-K3DNA2B/I
GWH18QD-K3DNA2B/I
GWH09QB-K3DNA5B/I
GWH12QC-K3DNA5B/I
GWH18QD-K3DNA5B/I
GWH09QB-K3DNA6B/I
GWH12QC-K3DNA6B/I
GWH18QD-K3DNA6B/I
GWC09QB-K3DNB2B/I
GWH09QB-K3DNB2B/I
GWC12QC-K3DNB2B/I
GWH12QC-K3DNB2B/I
GWC18QD-K3DNB2B/I
GWH18QD-K3DNB2B/I

27HFKQLFDO,QIRUPDWLRQ
Service Manual
Outdoor Unit
GWC09QB-K3DNA1B/O
GWH09QB-K3DNA1B/O
GWC12QC-K3DNA1B/O
GWH12QC-K3DNA1B/O
Remote Controller
YAN1F1
GWC18QD-K3DNA1B/O
GWH18QD-K3DNA1B/O

3
7HFKQLFDO,QIRUPDWLRQ
Service Manual
6SHFL¿FDWLRQV
6SHFL¿FDWLRQ6KHHW
Parameter Unit 9DOXH 9DOXH
Model GWC09QB-K3DNA1B
GWC09QB-K3DNB2B
1.GWH09QB-K3DNA1B
2.GWH09QB-K3DNA2B
3.GWH09QB-K3DNA5B
4.GWH09QB-K3DNA6B
5.GWH09QB-K3DNB2B
3URGXFW&RGH CB419001600
CB432000100
1.CB419001700 CB419001701
2.CB426000900
3.CB425000600
4.CB427001500
5.CB432000200
Power
6XSSO\
Rated Voltage V 220-240 220-240
5DWHG)UHTXHQF\ Hz 50 50
3KDVHV 11
3RZHU6XSSO\0RGH Indoor Indoor
Cooling Capacity W 2650 2650
Heating Capacity W / 2800
&RROLQJ3RZHU,QSXW W 825 825
+HDWLQJ3RZHU,QSXW W / 775
&RROLQJ&XUUHQW,QSXW A 3.66 3.66
+HDWLQJ&XUUHQW,QSXW A / 3.44
5DWHG,QSXW W 1420 1550
5DWHG&XUUHQW A 6.3 6.3
$LU)ORZ9ROXPH6++0/6/ m3K 560/490/430/330/- 560/490/430/330/-
'HKXPLGLI\LQJ9ROXPH /K 0.8 0.8
EER W/W 3.21 3.21
COP W/W / 3.61
SEER W/W / /
+63) W/W / /
Application Area m212-18 12-18
Indoor
Unit
Indoor Unit Model GWC09QB-K3DNA1B/I
GWC09QB-K3DNB2B/I
1.GWH09QB-K3DNA1B/I
2.GWH09QB-K3DNA2B/I
3.GWH09QB-K3DNA5B/I
4.GWH09QB-K3DNA6B/I
5.GWH09QB-K3DNB2B/I
,QGRRU8QLW3URGXFW&RGH CB419N01600
CB432N00100
1.CB419N01700 CB419N01701
2.CB426N00900
3.CB425N00600
4.CB427N01500
5.CB432N00200
)DQ7\SH &URVVÀRZ &URVVÀRZ
)DQ'LDPHWHU/HQJWK';/ mm Ɏ; Ɏ;
Cooling Speed(SH/H/M//L/SL) r/min 1300/1200/1050/800/- 1300/1200/1050/800/-
Heating Speed(SH/H/M//L/SL) r/min / 1300/1200/1050/900/-
)DQ0RWRU3RZHU2XWSXW W20 20
)DQ0RWRU5/$ A 0.22 0.22
)DQ0RWRU&DSDFLWRU ȝ) 11
(YDSRUDWRU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
(YDSRUDWRU3LSH'LDPHWHU mm Ɏ Ɏ
(YDSRUDWRU5RZ¿Q*DS mm 2-1.5 2-1.5
(YDSRUDWRU&RLO/HQJWK/;';: mm ;; ;;
Swing Motor Model MP24AA MP24AA
6ZLQJ0RWRU3RZHU2XWSXW W 1.5 1.5
)XVH&XUUHQW A 3.15 3.15
6RXQG3UHVVXUH/HYHO6++0/6/ dB (A) 39/35/32/28/- 39/35/32/28/-
6RXQG3RZHU/HYHO6++0/6/ dB (A) 49/35/42/38/- 49/45/32/28/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 99
*URVV:HLJKW NJ 11 11

47HFKQLFDO,QIRUPDWLRQ
Service Manual
7KHDERYHGDWDLVVXEMHFWWRFKDQJHZLWKRXWQRWLFH3OHDVHUHIHUWRWKHQDPHSODWHRIWKHXQLW
2XWGRRU
Unit
2XWGRRU8QLW0RGHO GWC09QB-K3DNA1B/O GWH09QB-K3DNA1B/O
2XWGRRU8QLW3URGXFW&RGH CB419W01600 CB419W01700
&RPSUHVVRU0DQXIDFWXUHU ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model 4;$$]($ 4;$$]($
Compressor Oil 68EP 68EP
Compressor Type Rotary Rotary
Compressor LRA. A 20 20
Compressor RLA A 4.5 4.5
&RPSUHVVRU3RZHU,QSXW W 942 942
&RPSUHVVRU2YHUORDG3URWHFWRU 1NT11L-6233 1NT11L-6233
7KURWWOLQJ0HWKRG Capillary Capillary
6HW7HPSHUDWXUH5DQJH ºC 16~30 16~30
&RROLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC 18~43 18~43
+HDWLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC / -7~24
&RQGHQVHU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
Condenser Pipe Diameter mm ĭ ĭ
&RQGHQVHU5RZV¿Q*DS mm 1-1.4 1-1.4
&RQGHQVHU&RLO/HQJWK/;';: mm ;; ;;
)DQ0RWRU6SHHG rpm 930 930
)DQ0RWRU3RZHU2XWSXW W30 30
)DQ0RWRU5/$ A 0.25 0.25
)DQ0RWRU&DSDFLWRU ȝ) 2.5 2.5
2XWGRRU8QLW$LU)ORZ9ROXPH m3K 1600 1600
)DQ7\SH $[LDOÀRZ $[LDOÀRZ
)DQ'LDPHWHU mm Ɏ Ɏ
'HIURVWLQJ0HWKRG /$XWRPDWLF'HIURVWLQJ
Climate Type T1 T1
Isolation I I
0RLVWXUH3URWHFWLRQ IP24 IP24
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH'LVFKDUJH6LGH MPa 4.3 4.3
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH6XFWLRQ6LGH MPa 2.5 2.5
6RXQG3UHVVXUH/HYHO+0/ dB (A) 49/-/- 49/-/-
6RXQG3RZHU/HYHO+0/ dB (A) 59/-/- 59/-/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 27.5 28
*URVV:HLJKW NJ 29.5 30
Refrigerant R410A R410A
5HIULJHUDQW&KDUJH NJ 0.74 0.74
Connection
Pipe
&RQQHFWLRQ3LSH/HQJWK m5 5
&RQQHFWLRQ3LSH*DV$GGLWLRQDO&KDUJH g/m 15 20
2XWHU'LDPHWHU/LTXLG3LSH mm Ɏ Ɏ
2XWHU'LDPHWHU*DV3LSH mm Ɏ Ɏ
0D['LVWDQFH+HLJKW m10 10
0D['LVWDQFH/HQJWK m15 20
1RWH7KHFRQQHFWLRQSLSHDSSOLHVPHWULFGLDPHWHU

5
7HFKQLFDO,QIRUPDWLRQ
Service Manual
Parameter Unit 9DOXH 9DOXH
Model GWC12QC-K3DNA1B
GWC12QC-K3DNB2B
1.GWH12QC-K3DNA1B
2.GWH12QC-K3DNA2B
3.GWH12QC-K3DNA5B
4.GWH12QC-K3DNA6B
5.GWH12QC-K3DNB2B
3URGXFW&RGH CB419001800
CB432000300
1.CB419001900 CB419001901
2.CB426000800
3.CB425000800
4.CB427001600
5.CB432000400
Power
6XSSO\
Rated Voltage V 220-240 220-240
5DWHG)UHTXHQF\ Hz 50 50
3KDVHV 11
3RZHU6XSSO\0RGH Indoor Indoor
Cooling Capacity W 3500 3500
Heating Capacity W / 3800
&RROLQJ3RZHU,QSXW W 1090 1090
+HDWLQJ3RZHU,QSXW W / 1050
&RROLQJ&XUUHQW,QSXW A 4.84 4.84
+HDWLQJ&XUUHQW,QSXW A / 4.66
5DWHG,QSXW W 1550 1650
5DWHG&XUUHQW A 6.9 6.9
$LU)ORZ9ROXPH6++0/6/ m3K 600/540/460/330/- 600/540/460/330/-
'HKXPLGLI\LQJ9ROXPH /K 1.4 1.4
EER W/W 3.21 3.21
COP W/W / 3.62
SEER W/W / /
+63) W/W / /
Application Area m216-24 16-24
Indoor
Unit
Indoor Unit Model GWC12QC-K3DNA1B/I
GWC12QC-K3DNB2B/I
1.GWH12QC-K3DNA1B/I
2.GWH12QC-K3DNA2B/I
3.GWH12QC-K3DNA5B/I
4.GWH12QC-K3DNA6B/I
5.GWH12QC-K3DNB2B/I
,QGRRU8QLW3URGXFW&RGH CB419N01800
CB432N00300
1.CB419N01900 CB419N01901
2.CB426N00800
3.CB425N00800
4.CB427N01600
5.CB432N00400
)DQ7\SH &URVVÀRZ &URVVÀRZ
)DQ'LDPHWHU/HQJWK';/ mm Ɏ; Ɏ;
Cooling Speed(SH/H/M//L/SL) r/min 1350/1200/1050/850 1350/1200/1050/850/-
Heating Speed(SH/H/M//L/SL) r/min / 1300/1150/1000/900/-
)DQ0RWRU3RZHU2XWSXW W20 20
)DQ0RWRU5/$ A 0.31 0.31
)DQ0RWRU&DSDFLWRU ȝ) 1.5 1.5
(YDSRUDWRU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
(YDSRUDWRU3LSH'LDPHWHU mm Ɏ Ɏ
(YDSRUDWRU5RZ¿Q*DS mm 2-1.4 2-1.4
(YDSRUDWRU&RLO/HQJWK/;';: mm ;; ;;
Swing Motor Model MP24BA MP24BA
6ZLQJ0RWRU3RZHU2XWSXW W 1.5 1.5
)XVH&XUUHQW A 3.15 3.15
6RXQG3UHVVXUH/HYHO6++0/6/ dB (A) 41/37/33/29/- 41/37/33/29/-
6RXQG3RZHU/HYHO6++0/6/ dB (A) 51/47/43/39/- 51/47/43/39/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 11 11
*URVV:HLJKW NJ 13 13

67HFKQLFDO,QIRUPDWLRQ
Service Manual
2XWGRRU
Unit
2XWGRRU8QLW0RGHO GWC12QC-K3DNA1B/O GWH12QC-K3DNA1B/O
2XWGRRU8QLW3URGXFW&RGH CB419W01800 CB419W01900
&RPSUHVVRU0DQXIDFWXUHU ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model 4;$$]($ 4;$$]($
Compressor Oil RB 68EP RB 68EP
Compressor Type Rotary Rotary
Compressor LRA. A 20 20
Compressor RLA A 4.5 4.5
&RPSUHVVRU3RZHU,QSXW W 942 942
&RPSUHVVRU2YHUORDG3URWHFWRU 1NT11L-6233 1NT11L-6233
7KURWWOLQJ0HWKRG Capillary Capillary
6HW7HPSHUDWXUH5DQJH ºC 16~30 16~30
&RROLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC 18~43 18~43
+HDWLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC / -7~24
&RQGHQVHU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
Condenser Pipe Diameter mm ĭ ĭ
&RQGHQVHU5RZV¿Q*DS mm 2-1.4 2-1.4
&RQGHQVHU&RLO/HQJWK/;';: mm ;; ;;
)DQ0RWRU6SHHG rpm 930 930
)DQ0RWRU3RZHU2XWSXW W30 30
)DQ0RWRU5/$ A 0.25 0.25
)DQ0RWRU&DSDFLWRU ȝ) 2.5 2.5
2XWGRRU8QLW$LU)ORZ9ROXPH m3K 1600 1600
)DQ7\SH $[LDOÀRZ $[LDOÀRZ
)DQ'LDPHWHU mm Ɏ Ɏ
'HIURVWLQJ0HWKRG /$XWRPDWLF'HIURVWLQJ
Climate Type T1 T1
Isolation I I
0RLVWXUH3URWHFWLRQ IP24 IP24
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH'LVFKDUJH6LGH MPa 4.3 4.3
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH6XFWLRQ6LGH MPa 2.5 2.5
6RXQG3UHVVXUH/HYHO+0/ dB (A) 51/-/- 51/-/-
6RXQG3RZHU/HYHO+0/ dB (A) 61/-/- 61/-/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 29.5 30
*URVV:HLJKW NJ 31.5 32
Refrigerant R410A R410A
5HIULJHUDQW&KDUJH NJ 1.0 1.0
Connection
Pipe
&RQQHFWLRQ3LSH/HQJWK m5 5
&RQQHFWLRQ3LSH*DV$GGLWLRQDO&KDUJH g/m 15 20
2XWHU'LDPHWHU/LTXLG3LSH mm Ɏ Ɏ
2XWHU'LDPHWHU*DV3LSH mm Ɏ Ɏ
0D['LVWDQFH+HLJKW m10 10
0D['LVWDQFH/HQJWK m20 20
1RWH7KHFRQQHFWLRQSLSHDSSOLHVPHWULFGLDPHWHU
7KHDERYHGDWDLVVXEMHFWWRFKDQJHZLWKRXWQRWLFH3OHDVHUHIHUWRWKHQDPHSODWHRIWKHXQLW

7
7HFKQLFDO,QIRUPDWLRQ
Service Manual
Parameter Unit 9DOXH 9DOXH
Model 1.GWC18QD-K3DNA1B
2.GWC18QD-K3DNB2B
1.GWH18QD-K3DNA1B
2.GWH18QD-K3DNA2B
3.GWH18QD-K3DNA5B
4.GWH18QD-K3DNA6B
5.GWH18QD-K3DNB2B
3URGXFW&RGH 1.CB419002000
2.CB432000800
1.CB419002100 CB419002101
2.CB426000600
3.CB425000500
4.CB427001300
5.CB432000700
Power
6XSSO\
Rated Voltage V 220-240 220-240
5DWHG)UHTXHQF\ Hz 50 50
3KDVHV 11
3RZHU6XSSO\0RGH Indoor Indoor
Cooling Capacity W 5270 5270
Heating Capacity W / 5570
&RROLQJ3RZHU,QSXW W 1640 1640
+HDWLQJ3RZHU,QSXW W / 1540
&RROLQJ&XUUHQW,QSXW A 7.28 7.28
+HDWLQJ&XUUHQW,QSXW A / 6.83
5DWHG,QSXW W 2450 2500
5DWHG&XUUHQW A 10.86 10.86
$LU)ORZ9ROXPH6++0/6/ m3K 850/800/700/570/- 850/800/700/570/-
'HKXPLGLI\LQJ9ROXPH /K 1.8 1.8
EER W/W 3.21 3.21
COP W/W / 3.62
SEER W/W / /
+63) W/W / /
Application Area m223-34 23-34
Indoor
Unit
Indoor Unit Model 1.GWC18QD-K3DNA1B/I
2.GWC18QD-K3DNB2B/I
1.GWH18QD-K3DNA1B/I
2.GWH18QD-K3DNA2B/I
3.GWH18QD-K3DNA5B/I
4.GWH18QD-K3DNA6B/I
5.GWH18QD-K3DNB2B/I
,QGRRU8QLW3URGXFW&RGH 1.CB419N02000
2.CB432N00800
1.CB419N02100 CB419N02101
2.CB426N00600
3.CB425N00500
4.CB427N01300
5.CB432N00700
)DQ7\SH &URVVÀRZ &URVVÀRZ
)DQ'LDPHWHU/HQJWK';/ mm Ɏ; Ɏ;
Cooling Speed(SH/H/M//L/SL) r/min 1230/1130/1030/800/- 1230/1130/1030/800/-
Heating Speed(SH/H/M//L/SL) r/min / 1350/1200/1050/900/-
)DQ0RWRU3RZHU2XWSXW W35 35
)DQ0RWRU5/$ A 0.35 0.35
)DQ0RWRU&DSDFLWRU ȝ) 2.5 2.5
(YDSRUDWRU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
(YDSRUDWRU3LSH'LDPHWHU mm Ɏ Ɏ
(YDSRUDWRU5RZ¿Q*DS mm 2-1.4 2-1.4
(YDSRUDWRU&RLO/HQJWK/;';: mm ;; ;;
Swing Motor Model MP35CJ MP35CJ
6ZLQJ0RWRU3RZHU2XWSXW W 2.5 2.5
)XVH&XUUHQW A 3.15 3.15
6RXQG3UHVVXUH/HYHO6++0/6/ dB (A) 47/43/39/35/- 47/43/39/35/-
6RXQG3RZHU/HYHO6++0/6/ dB (A) 57/53/49/45/- 57/53/49/45/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 13.5 13.5
*URVV:HLJKW NJ 16.5 16.5

87HFKQLFDO,QIRUPDWLRQ
Service Manual
7KHDERYHGDWDLVVXEMHFWWRFKDQJHZLWKRXWQRWLFH3OHDVHUHIHUWRWKHQDPHSODWHRIWKHXQLW
2XWGRRU
Unit
2XWGRRU8QLW0RGHO GWC18QD-K3DNA1B/O GWH18QD-K3DNA1B/O
2XWGRRU8QLW3URGXFW&RGH CB419W02000 CB419W02100
&RPSUHVVRU0DQXIDFWXUHU ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model 4;$%])$ 4;$%])$
Compressor Oil 68EP 68EP
Compressor Type Rotary Rotary
Compressor LRA. A 25 25
Compressor RLA A 7.2 7.2
&RPSUHVVRU3RZHU,QSXW W 1440 1440
&RPSUHVVRU2YHUORDG3URWHFWRU 1NT11L-6233 1NT11L-6233
7KURWWOLQJ0HWKRG Capillary Capillary
6HW7HPSHUDWXUH5DQJH ºC 16~30 16~30
&RROLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC 18~43 18~43
+HDWLQJ2SHUDWLRQ$PELHQW7HPSHUDWXUH
Range ºC / -7~24
&RQGHQVHU)RUP $OXPLQXP)LQFRSSHU7XEH $OXPLQXP)LQFRSSHU7XEH
Condenser Pipe Diameter mm ĭ ĭ
&RQGHQVHU5RZV¿Q*DS mm 2-1.4 2-1.4
&RQGHQVHU&RLO/HQJWK/;';: mm ;; ;;
)DQ0RWRU6SHHG rpm 880 880
)DQ0RWRU3RZHU2XWSXW W60 60
)DQ0RWRU5/$ A 0.5 0.5
)DQ0RWRU&DSDFLWRU ȝ) 3.5 3.5
2XWGRRU8QLW$LU)ORZ9ROXPH m3K 2000 2000
)DQ7\SH $[LDOÀRZ $[LDOÀRZ
)DQ'LDPHWHU mm ĭ ĭ
'HIURVWLQJ0HWKRG /$XWRPDWLF'HIURVWLQJ
Climate Type T1 T1
Isolation I I
0RLVWXUH3URWHFWLRQ IP24 IP24
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH'LVFKDUJH6LGH MPa 4.3 4.3
3HUPLVVLEOH([FHVVLYH2SHUDWLQJ3UHVVXUH
IRUWKH6XFWLRQ6LGH MPa 2.5 2.5
6RXQG3UHVVXUH/HYHO+0/ dB (A) 54/-/- 55/-/-
6RXQG3RZHU/HYHO+0/ dB (A) 64/-/- 65/-/-
'LPHQVLRQ:;+;' mm ;; ;;
'LPHQVLRQRI&DUWRQ%R[/;:;+ mm ;; ;;
'LPHQVLRQRI3DFNDJH/;:;+ mm ;; ;;
1HW:HLJKW NJ 40 41
*URVV:HLJKW NJ 43.5 44.5
Refrigerant R410A R410A
5HIULJHUDQW&KDUJH NJ 1.2 1.2
Connection
Pipe
&RQQHFWLRQ3LSH/HQJWK m5 5
&RQQHFWLRQ3LSH*DV$GGLWLRQDO&KDUJH g/m 15 20
2XWHU'LDPHWHU/LTXLG3LSH mm Ɏ Ɏ
2XWHU'LDPHWHU*DV3LSH mm Ɏ Ɏ
0D['LVWDQFH+HLJKW m10 10
0D['LVWDQFH/HQJWK m25 25
1RWH7KHFRQQHFWLRQSLSHDSSOLHVPHWULFGLDPHWHU

9
7HFKQLFDO,QIRUPDWLRQ
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Cooling
Cooling
Cooling
Heating
Heating
Heating
32 33 35 36 38 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
Outdoor temp.(°C)
Capacity ratio (%)
Capacity ratio
(
%)
157-7 -5 0 2 24
0
20
40
60
80
100
120
-10 5 10
Outdoor Temp.(°C)
Condition Heating
Indoor:DB2
0
°C
Indoor air flow: Super High
Pipe length:5
m
0 10 20 30 40 50 60 70 90 0 10 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 (r ps)
)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: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
0
1
2
3
4
5
6
7
8
9
10
0 20 40 60 80 100 120
Condition
Indoor:DB 27°C
WB19 °C
Indoor air flow: Super High
Pipe length:5m
Voltage:230V
Compressor Speed(rps)
0
1
2
3
4
5
6
7
8
0 20 40 60 80 100 120
Condition
Indoor:DB 20°C
Indoor air flow: Super High
Pipe length:5 m
Voltage:230V
Compressor Speed(rps)
Current(A)
Current(A)
09K 12K
18K

10 7HFKQLFDO,QIRUPDWLRQ
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Rated cooling
condition(°C)
(DB/WB) Model
3UHVVXUHRIJDVSLSH
connecting indoor and
RXWGRRUXQLW
,QOHWDQGRXWOHWSLSH
WHPSHUDWXUHRIKHDW
H[FKDQJHU
)DQVSHHGRI
LQGRRUXQLW
)DQVSHHGRI
RXWGRRUXQLW
Compressor
IUHTXHQF\
(Hz)
Indoor 2XWGRRU P (MPa) T1 (°C) T2 (°C)
27/19 35/24
09K
0.9 to 1.1 12 to 14 75 to 37 6XSHU+LJK +LJK
52
12K 72
18K
5DWHGKHDWLQJ
condition(°C)
(DB/WB) Model
3UHVVXUHRIJDVSLSH
connecting indoor and
RXWGRRUXQLW
,QOHWDQGRXWOHWSLSH
WHPSHUDWXUHRIKHDW
H[FKDQJHU
)DQVSHHGRI
LQGRRUXQLW
)DQVSHHGRI
RXWGRRUXQLW
Compressor
IUHTXHQF\
(Hz)
Indoor 2XWGRRU P (MPa) T1 (°C) T2 (°C)
20/- 7/6
09K
2.2 to 2.4 70 to 35 2 to 4 6XSHU+LJK +LJK
65
12K 77
18K
Instruction:
7,QOHWDQGRXWOHWSLSHWHPSHUDWXUHRIHYDSRUDWRU
7,QOHWDQGRXWOHWSLSHWHPSHUDWXUHRIFRQGHQVHU
33UHVVXUHDWWKHVLGHRIELJYDOYH
&RQQHFWLRQSLSHOHQJWKP
Cooling:
Heating:
2.5 Noise Curve
Indoor fan motor rotating speed Compressor frequency(Hz)
50
60
30
40
20
Low Middle High Super High
09K
12K
18K
18K
30
35
40
45
50
55
60
65
70
20 4030 50 60 70 80 90
Noise dB(A)
12K
09K
Indoor side noise Outdoor side noise

11
7HFKQLFDO,QIRUPDWLRQ
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Model W H D
09K 790 275 200
12K 845 289 209
18K 970 300 224
Unit:mm
W
D
H
90
150
54
168.5 462 159.5
Φ55 Φ55
54
123.5 541.6 179.9
83.2
124.7
35
Φ55 Φ55
35
09K Unit:
12K Unit:
104 685 181
140
190
38
Φ55 Φ55
38
18K Unit:

12 7HFKQLFDO,QIRUPDWLRQ
Service Manual
3.2 Outdoor Unit
Unit:mm
710
658
470
299
275
550
318
GWC09QB-K3DNA1B/O GWH09QB-K3DNA1B/O GWC12QC-K3DNA1B/O GWH12QC-K3DNA1B/O
GWC18QD-K3DNA1B/O GWH18QD-K3DNA1B/O
899
818
596
378
303
343
550

13
7HFKQLFDO,QIRUPDWLRQ
Service Manual
4. Refrigerant System Diagram
&RQQHFWLRQSLSHVSHFL¿FDWLRQ
/LTXLGSLSHPP
*DVSLSHPP.
*DVSLSHPP.
Indoor unit Outdoor unit
Accumlator
COOLING
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Compressor
Strainer
Capillary
Cooling model
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 StrainerCapillary
Compressor
Accumlator

14 7HFKQLFDO,QIRUPDWLRQ
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 -XPSHUFDS
YE Yellow BN Brown COMP Compressor
RD Red BU %OXH *URXQGLQJZLUH
YEGN Yellow/Green BK %ODFN //
VT Violet OG Orange / /
1RWH-XPSHUFDSLVXVHGWRGHWHUPLQHIDQVSHHGDQGWKHVZLQJDQJOHRIKRUL]RQWDOORYHUIRUWKLVPRGHO
GWC09QB-K3DNA1B/I GWH09QB-K3DNA1B/I(CB419N01700) GWH09QB-K3DNA2B/I GWC12QC-K3DNA1B/I
GWH12QC-K3DNA1B/I(CB419N01900) GWH12QC-K3DNA2B/I
BN
COM-OUT
SENSOR
HEALTH-L HEALTH-N
BU
COLD PLASMA
GENERATOR
SWING-UD
RD
M2
STEPPING
MOTOR
θ
DISPLAY
ROOM TEMP.
T-SENSOR
SENSOR
TUBE TEMP. RECEIVER AND
DISPLAY BOARD
FAN MOTOR
RT2
RT1
DISP1 DISP2 PG PGF
K1
AP2
PRINTED CIRCUIT BOARD
JUMP
CAP
L-OUT
AC-L
N1
TERMINAL
BLOCK
C0NNECTING
CABLE
BK
BU
XT
BU
BK
EVAPORATOR
PE
YEGN
YEGN
YEGN(GN)
BN(BK)
BU(WH) POWER
N
L
OUTDOOR UNIT
N(1)
2
3
AP1
M1
θ
L
L
BN

15
7HFKQLFDO,QIRUPDWLRQ
Service Manual
GWC18QD-K3DNA1B/I GWH18QD-K3DNA1B/I GWH18QD-K3DNA2B/I GWH18QD-K3DNA5B/I
GWH18QD-K3DNA6B/I GWC18QD-K3DNB2B/I GWH18QD-K3DNB2B/I
GWH09QB-K3DNA5B/I GWH09QB-K3DNA6B/I GWH12QC-K3DNA5B/I GWH12QC-K3DNA6B/I GWC09QB-K3DNB2B/I
GWH09QB-K3DNB2B/I GWC12QC-K3DNB2B/I GWH12QC-K3DNB2B/I GWH12QC-K3DNA1B/I (CB419N01901)
GWH09QB-K3DNA1B/I(CB419N01701)
θ
θ
DISP1 DISP2
COM-OUT
L-OUT
AC-L
K1
SWING-UD PGF PG
HEALTH-L HEALTH-N
CAP
JUMP
MOTOR MOTOR
GENERATOR
RD BU
EVAPORATOR
XT
4YEGN
3BN
2BK
1BU
L
BU
BN
YEGN
TERMINAL
N
POWER
OUTDOOR UNIT
COLD PLASMA
FAN
SWING
MAIN BOARD
AP2
RECEIVER AND
DISPLAY BOARD
BLOCK
L
N(1)
2
3
BK
BN
YEGN
PE
AP1:
M2 M1
N1
BU
OPTIONAL
L
SENSOR
SENSOR
T-SENSOR
RT1
RT2
ROOM
TEMP.
TEMP.
TUBE
L
L
θ
AP1
3
2
N(1)
OUTDOOR UNIT
L
N
POWER
BU(WH)
BN(BK)
YEGN(GN)
YEGN
YEGN
PE
EVAPORATOR
BK
BU
XT
BU
BK
CABLE
C0NNECTING
BLOCK
TERMINAL
N1
AC-L
L-OUT
CAP
JUMP
PRINTED CIRCUIT BOARD
AP2
K1
DISP2
DISP1
RT1 RT2
DISPLAY BOARD
RECEIVER AND
TUBE TEMP.
SENSOR
T-SENSOR
ROOM TEMP.
DISPLAY
θ
MOTOR
STEPPING
M2
SWING-UD
SENSOR
COM-OUT BN
M1
FAN MOTOR
PGF
PG
BN

16 7HFKQLFDO,QIRUPDWLRQ
Service Manual
Ɣ2XWGRRU8QLW
GWC09QB-K3DNA1B/O GWC12QC-K3DNA1B/O
GWH09QB-K3DNA1B/O GWH12QC-K3DNA1B/O
YEGN
of electric shock !
Please don't touch any
terminal when the machine is
running ,stopping or has been
powered off for less than 30
minutes to prevent the risk
WARNING
L4
YEGN
COMU
N
AC-L
PE
L4
L4
PE
XT
YEGN
BN
BK
BU
3
2
N(1)
INDOOR UNIT
L2
TERMINAL
BLOCK
L2
BU
BK
BN
L2 L4 AP:Main Board
θ
θ
θ
SENSOR
SENSOR
SENSOR
TEMP.
RT1 RT2 RT3
OUTTUBE
TEMP.
OUTROOM
TEMP.
EXHAUST
CN2
L3 L3
REACTOR
L
LX1-1
BU BN
LX1-2
PE
PE
YEGN
YEGN
SHEET
BOX
MID.ISOLATION
ELECTRICAL
E
L1
BU
L1
L1
W
V
U
RD
YE
BU YE RD
COMP.
COMP
W
V
U
X1
SAT
OVC-COMP
OVERLOARD
PROTECTOR
RD
PE
PE
YEGN
FAN MOTOR
M
OFAN
ground only
iron shell motor.
applies to the
Motor
NOTE:
OFAN
M
MOTOR
FAN YEGN PE
PE
RD
PROTECTOR
OVERLOARD
OVC-COMP
SAT
X1
UVW
COMP
COMP.
RD
YE
BU
YE RD
UVW
L1 L1
BU
L1
E
ELECTRICAL
MID.ISOLATION
BOX
SHEET YEGN
YEGN
PE
PE
LX1-2
BN
BU
LX1-1
L
REACTOR
L3
L3
VT
VT
4WAY
VALVE
4-WAY
4YV
CN2
EXHAUST
TEMP.
OUTROOM
TEMP.
OUTTUBE
RT3
RT2
RT1
TEMP.
SENSOR
SENSOR
SENSOR
θ
θ
θ
AP:Main Board
L4
L2
BN
BK
BU
L2
BLOCK
TERMINAL
L2
INDOOR UNIT
N(1)
2
3
BU
BK
BN
YEGN
XT
PE
L4
L4
PE
AC-L
N
COMU
YEGN
L4
WARNING
minutes to prevent the risk
powered off for less than 30
running ,stopping or has been
terminal when the machine is
Please don't touch any
of electric shock !
YEGN
NOTE: Motor
applies to the
iron shell motor.
ground only

17
7HFKQLFDO,QIRUPDWLRQ
Service Manual
7KHVHFLUFXLWGLDJUDPVDUHVXEMHFWWRFKDQJHZLWKRXWQRWLFHSOHDVHUHIHUWRWKHRQHVXSSOLHGZLWKWKHXQLW
GWC18QD-K3DNA1B/O
GWH18QD-K3DNA1B/O
<(*1
%.:+
%8 <(
&203
;
:+ :+
29&B&203
5'
3(
3(
5'%8 <(
<(*1
7B6(1625
3(
,1'22581,7
:$51,1*
/
3(
//
3OHDVHGRQWWRXFKDQ\
HOHFWURQLFFRPSRQHQWRU
WHUPLQDOZKHQWKHPDFKLQHLV
UXQQLQJVWRSSLQJRUKDV
EHHQSRZHUHGRIIIRUOHVV
WKDQPLQXWHVWRSUHYHQW
WKHULVNRIHOHFWULFVKRFN
:98
&20,11(5
1
$&/
0$*1(7,&
5,1*
%8
%1
%.
%1
%.
%8%/2&.
7(50,1$/
;7


<(*1
3(
3(
5($&725
,1'&
2*:+
,1'&
/
/ /
2)$1
/
<(*1
)$102725
%1
& 0
3(
&$3
5'
$335,17('&,5&8,7%2$5'
%8
%.
%1
// /
,1'&
:+ 2*
,1'&
5($&725
5'
&$3
3(
0
&
%1
)$102725
<(*1
3OHDVHGRQWWRXFKDQ\
HOHFWURQLFFRPSRQHQWRU
WHUPLQDOZKHQWKHPDFKLQHLV
UXQQLQJVWRSSLQJRUKDV
EHHQSRZHUHGRIIIRUOHVV
WKDQPLQXWHVWRSUHYHQW
WKHULVNRIHOHFWULFVKRFN
/
9$/9(
9
:$<
/ /
3(
/
:$51,1*
,1'22581,7
3(
3(


;7
7B6(1625
<(*1
<(%8 5'
3(
3(
5'
2)$1
29&B&203
:+
:+
6$7
;
&203
<(%8
:+ %.
7(50,1$/
%/2&.
$335,17('&,5&8,7%2$5'
<(*1
<(*1
%.
%1
%8
$&/
1
&20,11(5
5,1*
0$*1(7,&
:98
3(