Gree GEH18AA-K3DNA1D

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 ........................................................................................4
2.3 Capacity Variation Ratio According to Temperature .........................................................5
2.4 Cooling and Heating Data Sheet in Rated Frequency .....................................................6
2.5 Noise Curve ...................................................................................................................... 6
3. Outline Dimension Diagram
.........................................................................................7
3.1 Indoor Unit ........................................................................................................................7
3.2 Outdoor Unit .....................................................................................................................8
4. Refrigerant System Diagram
......................................................................9
5. Electrical Part
.........................................................................................................10
5.1 Wiring Diagram ............................................................................................................... 10
5.2 PCB Printed Diagram .....................................................................................................12
6. Function and Control
......................................................................................15
6.1 Remote Controller Introduction .....................................................................................15
6.2 Operation of Smart Control (Smart Phone, Tablet PC) ..................................................19
6.3 Operation of Smart Control (Smart Phone, Tablet PC) For Gree ...................................30
6.4 Brief Description of Modes and Functions ...................................................................... 41
Part
Ⅱ
: Installation and Maintenance
.................................................43
7. Notes for Installation and Maintenance
..........................................43
8. Installation
................................................................................................................45
8.1 Requirements for Electric Connection ............................................................................45
8.2 Installation of indoor unit ................................................................................................45
8.3 Outdoor Unit Installation .................................................................................................51
8.4 Vacuum Pumping and Leak Detection ...........................................................................52
8.5 Check after Installation and Test Operation ...................................................................53
9. Maintenance
............................................................................................................54
9.1 Error Code List ...............................................................................................................54
9.2 Troubleshooting for Main Malfunction ............................................................................56
9.3 Maintenance Method for Normal Malfunction ................................................................. 61