Contents
1 Safety Notices (Please be sure to abide them) ....................................................... 1
2 Product Introduction ................................................................................................. 3
2.1 Names of Main Parts ........................................................................................................ 3
2.2 Combinations of Indoor and Outdoor Units ....................................................................... 4
2.3 Operating Range .............................................................................................................. 4
3 Preparation before Installation ................................................................................. 4
3.1 Standard Parts .................................................................................................................. 4
3.2 Installation Site ................................................................................................................. 5
3.3 Piping Work Requirements ............................................................................................... 6
4 Installation Instruction .............................................................................................. 6
4.1 Dimension of Outdoor Unit and Mounting Hole ................................................................. 6
4.2 Connection Pipe ............................................................................................................... 7
4.3 Installation of Connection Pipe......................................................................................... 11
4.4 Vacuum Pumping, Refrigerant Adding .............................................................................16
4.5 Electric Wiring ..................................................................................................................17
5 Check Items after Installation and Test Operation ................................................ 20
5.1 Check Items after Installation ...........................................................................................20
5.2 Test Operation and Debugging ........................................................................................21
6 Common Malfunctions and Troubleshooting ........................................................ 26
7 Error Indication ........................................................................................................ 28
8 Maintenance and Care ............................................................................................. 30
8.1 Outdoor Heat Exchanger .................................................................................................31
8.2 Drain Pipe ........................................................................................................................31
8.3 Notices before Seasonal Use ..........................................................................................31
8.4 Maintenance after Seasonal Use .....................................................................................31
8.5 Parts Replacement ..........................................................................................................31
9 After-sales Service ................................................................................................... 31
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