Gree GWC30LB-D3DNA3G User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Model: GWC30LB-D3DNA3G
GWC30LB-D3DNA3H
GWH30LB-D3DNA3G
GWC36LB-D3DNA3G
GWH36LB-D3DNA3G
(Refrigerant R410A)

Service Manual
Table of contents
Table of Contents
Part Ė: Technical Information....................................................................... 1
1. Summary...................................................................................................................... 1
6SHFL¿FDWLRQV.......................................................................................................... 2
6SHFL¿FDWLRQ6KHHW........................................................................................................... 2
2SHUDWLRQ&KDUDFWHULVWLF&XUYH ........................................................................................ 8
&DSDFLW\9DULDWLRQ5DWLR$FFRUGLQJWR7HPSHUDWXUH ......................................................... 8
1RLVH&XUYH...................................................................................................................... 9
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3. Outline Dimension Diagram...................................................................... 10
3.1 Indoor Unit...................................................................................................................... 10
2XWGRRU8QLW ................................................................................................................... 10
4. Refrigerant System Diagram.....................................................................11
5. Electrical Part......................................................................................................... 13
5.1 Wiring Diagram............................................................................................................... 13
5.2 PCB Printed Diagram ..................................................................................................... 15
6. Function and Control...................................................................................... 17
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%ULHI'HVFULSWLRQRI0RGHVDQG)XQFWLRQV...................................................................... 21
Part ė: Installation and Maintenance ................................................. 25
7. Notes for Installation and Maintenance.......................................... 25
8. Installation................................................................................................................ 27
8.1 Installation Dimension Diagram...................................................................................... 27
,QVWDOODWLRQ3DUWVFKHFNLQJ ............................................................................................ 29
8.3 Selection of Installation Location.................................................................................... 29
(OHFWULF&RQQHFWLRQ5HTXLUHPHQW.................................................................................. 29
8.5 Installation of Indoor Unit................................................................................................ 29
,QVWDOODWLRQRI2XWGRRU8QLW............................................................................................. 32
9DFXXP3XPSLQJDQG/HDN'HWHFWLRQ ........................................................................... 33
&KHFNDIWHU,QVWDOODWLRQDQG7HVW2SHUDWLRQ ................................................................... 33

Service Manual
Table of contents
9. Troubleshooting ..................................................................................................34
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+RZWR&KHFN6LPSO\WKH0DLQ3DUW...............................................................................43
7URXEOHVKRRWLQJIRU1RUPDO0DOIXQFWLRQ.........................................................................59
10. Exploded View and Parts List ..............................................................61
10.1 Indoor Unit....................................................................................................................61
2XWGRRU8QLW .................................................................................................................64
11. Removal Procedure.......................................................................................68
5HPRYDO3URFHGXUHRI,QGRRU8QLW ...............................................................................68
5HPRYDO3URFHGXUHRI2XWGRRU8QLW ............................................................................77
Appendix:........................................................................................................................83
$SSHQGL[5HIHUHQFH6KHHWRI&HOVLXVDQG)DKUHQKHLW ....................................................83
$SSHQGL[&RQ¿JXUDWLRQRI&RQQHFWLRQ3LSH.....................................................................83
Appendix 3: Pipe Expanding MHWKRG ...................................................................................84
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Service Manual
1. Summary
Indoor Unit:
Outdoor Unit:
Part Ė: Technical Information
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Rated Voltage V~  
5DWHG)UHTXHQF\ Hz 60 60
3KDVHV 11
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Cooling Capacity(Min~Max) %WXK 28000 28000
Heating Capacity(Min~Max) %WXK  28400
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COP %WXK:  10.14
SEER 18 18
SCOP 9
Application Area yd241.86-62.19 41.86-62.19
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Compressor Model 4;$6']; 4;$6'];
Compressor Oil RB68EP RB68EP
Compressor Type Rotary Rotary
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Ambient temp (cooling) ) 5~115 5~115
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Model GWC30LB-D3DNA3H
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Rated Voltage V~ 
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Cooling Capacity(Min~Max) %WXK 28000
Heating Capacity(Min~Max) %WXK 
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Compressor Model 4;$6'];
Compressor Oil RB68EP
Compressor Type Rotary
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Service Manual
Model GWC36LB-D3DNA3G(LC) GWH36LB-D3DNA3G(LCLH)
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Cooling Capacity(Min~Max) %WXK 33600 33600
Heating Capacity(Min~Max) %WXK  34600
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SEER 18.00 18.00
SCOP 9.00
Application Area yd255.01-83.72 55.01-83.72
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Service Manual
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