Gree A Series Service Manual page 3

4.4.1 Homepage ................................................................................................ 20
4.4.2 Menu Page................................................................................................ 21
4.4.3 Introduction to the Pop-up Windows......................................................... 22
4.4.4 Backlight.................................................................................................... 23
4.5 Operation Instructions ....................................................................................... 23
4.5.1 On/Off........................................................................................................ 23
4.5.2 Functions.................................................................................................. 24
4.5.3 Parameter ................................................................................................. 34
4.5.4 Information ................................................................................................ 35
4.5.5 E-Clear ...................................................................................................... 46
4.5.6 General ..................................................................................................... 47
4.5.7 Setup of Toggle Switches on the Motherboard......................................... 51
4.6 Smart Management System .............................................................................. 52
4.6.1 Long-distance Monitoring/BMS Interface ................................................. 52
4.6.2 Network of the Long-distance Monitoring System.................................... 53
4.6.3 Hardware .................................................................................................. 54
4.6.4 Model Selection Instructions..................................................................... 55
5 Unit Installation ........................................................................................................ 58
5.1 Installation Flowchart......................................................................................... 58
5.2 Preparations before Installation......................................................................... 59
5.2.1 Precautions for Installation ....................................................................... 59
5.2.2 Importance of Installation.......................................................................... 60
5.2.3 Selection of Installation Materials ............................................................. 61
5.3 Tools................................................................................................................... 67
5.3.1 Cutting and Finishing Tools....................................................................... 67
5.3.2 Measuring Tools........................................................................................ 67
5.4 Installation Instructions ...................................................................................... 69
5.4.1 Outline Dimensions................................................................................... 69
5.4.2 Precautions for Installation ....................................................................... 70
5.4.3 Installation Environment .......................................................................... 70
5.4.4 Installation and Service Space ................................................................. 71
5.4.5 Installation Foundation.............................................................................. 71
5.4.6 Handling and Lifting .................................................................................. 72
5.5 Piping and Insulation ......................................................................................... 73
5.5.1 Installation of the Water System ............................................................... 73
5.5.2 Requirements on Piping........................................................................... 76