Gree GWH18MC-K3DNA2G

Service Manual
Table of Contents
Table of Contents
Table of Contents
Part
Ⅰ
: Technical Information
.......................................................................1
1. Summary
......................................................................................................................1
2. Specications
..........................................................................................................3
2.1 Specication Sheet ...........................................................................................................3
2.2 Operation Characteristic Curve ......................................................................................11
2.3 Capacity Variation Ratio According to Temperature ....................................................... 11
2.4 Cooling and Heating Data Sheet in Rated Frequency ...................................................12
2.5 Noise Curve ....................................................................................................................12
3. Outline Dimension Diagram
......................................................................13
3.1 Indoor Unit ......................................................................................................................13
3.2 Outdoor Unit ...................................................................................................................14
4. Refrigerant System Diagram
....................................................................15
5. Electrical Part
.........................................................................................................16
5.1 Wiring Diagram ...............................................................................................................16
5.2 PCB Printed Diagram .....................................................................................................20
6. Function and Control
......................................................................................22
6.1 Remote Controller Introduction .....................................................................................22
6.2 Brief Description of Modes and Functions ......................................................................26
Part
Ⅱ
: Installation and Maintenance
.................................................35
7. Notes for Installation and Maintenance
..........................................35
8. Installation
................................................................................................................37
8.1 Installation Dimension Diagram ......................................................................................37
8.2 Installation Parts-checking ............................................................................................39
8.3 Selection of Installation Location ....................................................................................39
8.4 Electric Connection Requirement ..................................................................................39
8.5 Installation of Indoor Unit ................................................................................................39
8.6 Installation of Outdoor Unit .............................................................................................42
8.7 Vacuum Pumping and Leak Detection ...........................................................................43
8.8 Check after Installation and Test Operation ...................................................................43