GREE ELECTRIC GWH09QB-K6DNA1C/I User manual

Service Manual
Models:
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

Service Manual
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................4
2.1 Specication Sheet...........................................................................................................4
2.2 Operation Characteristic Curve ......................................................................................16
2.3 Capacity Variation Ratio According to Temperature .......................................................16
2.4 Cooling and Heating Data Sheet in Rated Frequency ...................................................17
2.5 Noise Curve....................................................................................................................17
3. Outline Dimension Diagram......................................................................19
3.1 Indoor Unit......................................................................................................................19
3.2 Outdoor Unit ...................................................................................................................20
4. Refrigerant System Diagram....................................................................22
5. Electrical Part.........................................................................................................23
5.1 Wiring Diagram...............................................................................................................23
5.2 PCB Printed Diagram .....................................................................................................32
6. Function and Control......................................................................................38
6.1 Remote Controller Introduction .....................................................................................38
6.2 Remote Controller Introduction .....................................................................................43
6.3 GREE+ App Operation Manual ......................................................................................49
6.4 Ewpe Smart App Operation Manual ...............................................................................50
6.5 Brief Description of Modes and Functions......................................................................51
Part Ⅱ: Installation and Maintenance .................................................55
7. Notes for Installation and Maintenance..........................................55
8. Installation................................................................................................................59
8.1 Installation Dimension Diagram......................................................................................59
8.2 Installation Parts-checking ............................................................................................61
8.3 Selection of Installation Location....................................................................................61
8.4 Requirements for electric connection .............................................................................61
8.5 Installation of Indoor Unit................................................................................................62
8.6 Installation of Outdoor Unit.............................................................................................64
8.7 Vacuum Pumping and Leak Detection ...........................................................................65
8.8 Check after Installation and Test operation ...................................................................65
Table of Contents

Service Manual
9. Maintenance............................................................................................................66
9.1 Error Code List ...............................................................................................................66
9.2 Procedure of Troubleshooting ........................................................................................74
9.3 Troubleshooting for Normal Malfunction.........................................................................89
10. Exploded View and Parts List ..............................................................91
10.1 Indoor Unit....................................................................................................................91
10.2 Outdoor Unit ...............................................................................................................113
11. Removal Procedure.....................................................................................123
11.1 Removal Procedure of Indoor Unit .............................................................................123
11.2 Removal Procedure of Outdoor Unit ..........................................................................133
Appendix:......................................................................................................................153
Appendix 1: Reference Sheet of Celsius and Fahrenheit ..................................................153
Appendix 2: Conguration of Connection Pipe...................................................................153
Appendix 3: Pipe Expanding Method .................................................................................154
Appendix 4: List of Resistance for Temperature Sensor ....................................................155
Table of Contents

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
GWH09QB-K6DNA1C/I GWH12QC-K6DNA1C/I
GWH09QB-K6DNA1I/I GWH18QD-K6DNA1B/I
GWH12QC-K6DNA1D/I GWH09QB-K6DNA1E/I
GWH09QB-K6DND4C/I
GWH12QC-K6DND4C/I
GWH09QB-K6DNC2C/I
GWH12QC-K6DNC2C/I
GWH09QB-K6DNC8C/I
GWH12QC-K6DNC8C/I
GWH18QD-K6DNC8C/I
GWH09QB-K6DNB8I/I
GWH12QC-K6DNB6C/I
GWH09QB-K6DNB6C/I
GWH09QB-K6DNE4C/I
GWH12QC-K6DNE4C/I
GWH09QB-K6DNE4I/I
GWH12QB-K6DNE4I/I
GWH09QB-K6DND6C/I GWH09QB-K6DND6I/I
GWH12QC-K6DND6C/I GWH18QD-K6DND6B/I
GWH09QB-K6DNE6C/I
GWH12QC-K6DNE6C/I
GWH09QB-K6DNA3C/I
GWH09QB-K6DNA3I/I
GWH12QC-K6DNA3C/I

2Technical Information
Service Manual
Outdoor Unit
GWH09QB-K6DNA1C/O GWH09QB-K6DNB8I/O
GWH09QB-K6DNA1E/O
GWH12QC-K6DNA1C/O
GWH12QB-K6DNB8I/O
GWH18AAD-K6DNA1B/O
Remote Controller
YAN1F6(WiFi) YAC1FB9(WiFi)
GWH18QD-K6DNA1C/O
GWH09QB-K6DNB2C/I
GWH12QC-K6DNB2C/I
GWH09QB-K6DNA5I/I
GWH09QB-K6DNC4I/I GWH09QB-K6DNC4C/I
GWH12QB-K6DNC4I/I GWH12QC-K6DNC4C/I
GWH09QB-K6DNC4E/I
GWH09QB-K6DNC6I/I
GWH09QB-K6DNB4C/I GWH09QB-K6DNB4I/I
GWH18QD-K6DNB4B/I GWH12QC-K6DNB4C/I