Gree GWC30LB-D3DNA3G

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 ........................................................................................8
2.3 Capacity Variation Ratio According to Temperature .........................................................8
2.4 Noise Curve ...................................................................................................................... 9
2.5 Cooling and Heating Data Sheet in Rated Frequency .....................................................9
3. Outline Dimension Diagram
......................................................................10
3.1 Indoor Unit ......................................................................................................................10
3.2 Outdoor Unit ...................................................................................................................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
6.1 Remote Controller Introduction .....................................................................................17
6.2 Brief Description of Modes and Functions ...................................................................... 21
Part
Ⅱ
: Installation and Maintenance
.................................................24
7. Notes for Installation and Maintenance
..........................................24
8. Installation
................................................................................................................26
8.1 Installation Dimension Diagram ...................................................................................... 26
8.2 Installation Parts-checking ............................................................................................28
8.3 Selection of Installation Location ....................................................................................28
8.4 Electric Connection Requirement ..................................................................................28
8.5 Installation of Indoor Unit ................................................................................................ 28
8.6 Installation of Outdoor Unit .............................................................................................31
8.7 Vacuum Pumping and Leak Detection ...........................................................................32
8.8 Check after Installation and Test Operation ...................................................................32
8.9 Wired Controller .............................................................................................................33