Contents
1 Safety Precautions .............................................................................................................. 1
2 Product Introduction ............................................................................................................. 3
2.1 Names of Key Components ........................................................................................................3
2.2 Rated Working Condition ............................................................................................................3
2.3 Unit Functions .............................................................................................................................4
3 Preparations for Installation .................................................................................................. 5
3.1 Standard Fittings .........................................................................................................................5
3.2 Installation Position Selection .....................................................................................................5
3.3 Requirements of Communication Wire Selection .......................................................................6
3.4 Wiring Requirements ..................................................................................................................7
4 Installation Instructions ......................................................................................................... 8
4.1 Installation of Indoor Unit ............................................................................................................8
4.2 Refrigerant Pipe Connection .....................................................................................................10
4.3 Drainage Pipe Installation and Drainage System Testing ......................................................... 11
4.4 Installation of Wired Controller .................................................................................................14
5 Wiring Work ........................................................................................................................ 15
5.1 Connection of Wire and Patch Board Terminal ........................................................................15
5.2 Power Cord Connection ............................................................................................................16
5.3 Connection of Communication Wire between Indoor Unit and Outdoor Unit(or indoor unit) ....16
5.4 Connection of Communication Wire for Wired Controller .........................................................17
5.5 Wiring Instructions of Wired Controller and Indoor Units Network ............................................17
6 Routine Maintenance.......................................................................................................... 19
6.1 Cleaning of Filter .......................................................................................................................19
6.2 Maintenance before the Seasonal Use .....................................................................................19
6.3 Maintenance after the Seasonal Use ........................................................................................19
7 Table of Error Codes for Indoor Unit ................................................................................... 20
8 Troubleshooting .................................................................................................................. 20
