Contents
1 Safety Notices (Please Be Sure to Abide) ................................................................ 1
2 Product Introduction ................................................................................................. 3
2.1 Names of Main Parts ........................................................................................................ 4
2.2 Combinations of Indoor and Outdoor Units ....................................................................... 5
2.3 Operating Range .............................................................................................................. 5
3 Preparation before Installation ................................................................................. 6
3.1 Standard Parts .................................................................................................................. 6
3.2 Installation Site ................................................................................................................. 7
3.3 Piping Work Requirements ............................................................................................... 7
4 Installation Instruction .............................................................................................. 8
4.1 Dimension of Outdoor Unit and Mounting Hole ................................................................. 8
4.2 Connection Pipe ..............................................................................................................10
4.3 Installation of Connection Pipe.........................................................................................15
4.4 Disassembly of Compressor Feet ....................................................................................19
4.5 Vacuum Pumping, Refrigerant Adding .............................................................................19
4.6 Electric Wiring ..................................................................................................................21
5 Check Items after Installation and Test Operation ................................................ 25
5.1 Check Items after Installation ...........................................................................................25
5.2 Test Operation and Debugging ........................................................................................25
6 Common Malfunctions and Troubleshooting ........................................................ 33
7 Error Indication ........................................................................................................ 34
8 Maintenance and Care ............................................................................................. 36
8.1 Outdoor Heat Exchanger .................................................................................................36
8.2 Drain Pipe ........................................................................................................................37
8.3 Notice before Seasonal Use ............................................................................................37
8.4 Maintenance after Seasonal Use .....................................................................................37
8.5 Parts Replacement ..........................................................................................................37
9 After-sales Service ................................................................................................... 37