Gree GWH07AAA-K3NNA1A - Part Ⅰ: Technical Information; Table of Contents; 1 Summary

Service Manual
Table of Contents
Part
Ⅰ
: Technical Information
......................................................................... 1
1.Summary
......................................................................................................................... 1
2. Specications
............................................................................................................ 2
2.1 Specication Sheet ............................................................................................................. 2
2.2 Capacity Curve in Different Outdoor Temperature ............................................................. 8
2.3 Cooling and Heating Data Sheet in Rated Frequency ....................................................... 8
3. Outline Dimension Diagram
.......................................................................... 9
3.1 Indoor Unit .......................................................................................................................... 9
3.2 Outdoor Unit ..................................................................................................................... 10
4. Refrigerant System Diagram
.......................................................................11
5. Electrical Part
........................................................................................................... 12
5.1 Wiring Diagram ................................................................................................................. 12
5.2 PCB Printed Diagram ....................................................................................................... 15
6. Function and Control
........................................................................................ 16
6.1 Remote Controller Introduction ....................................................................................... 16
6.2 Brief Description of Modes and Functions ........................................................................ 20
Part
Ⅱ
: Installation and Maintenance
................................................... 25
7. Notes for Installation and Maintenance
............................................ 25
8. Installation
.................................................................................................................. 27
8.1 Installation Dimension Diagram ........................................................................................ 27
8.2 Installation Parts-Checking .............................................................................................. 29
8.3 Selection of Installation Location ...................................................................................... 29
8.4 Electric Connection Requirement ..................................................................................... 29
8.5 Installation of Indoor Unit .................................................................................................. 29
8.6 Installation of Outdoor unit ............................................................................................... 32
8.7 Vacuum Pumping and Leak Detection ............................................................................. 33
8.8 Check after Installation and Test operation ...................................................................... 33
9. Maintenance
.............................................................................................................. 34
9.1 Error code ......................................................................................................................... 34
9.2 Procedure of Troubleshooting .......................................................................................... 36
9.3 Maintenance method for normal malfunction ................................................................... 41
Table of Contents