Table of Contents
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1 Safety Notices (Please be sure to abide) ................................................................. 1
2 Safety Precautions..................................................................................................... 2
3 Product Introduction ................................................................................................. 4
3.1 Names of Key Components .............................................................................................. 4
3.2 Rated Working Condition .................................................................................................. 4
4 Preparations for Installation ..................................................................................... 4
4.1 Standard Fittings ............................................................................................................... 5
4.2 Location for Installation ..................................................................................................... 5
4.3 Requirements for Communication Line ............................................................................. 6
4.4 Wiring Requirements ........................................................................................................ 8
5 Installation Instructions ............................................................................................ 9
5.1 Installation of Indoor Unit .................................................................................................. 9
5.2 Pipe Connection ..............................................................................................................12
5.3 Installation and Test of Drain Pipe ....................................................................................12
5.4 Installation of Air Duct ......................................................................................................16
5.5 Installation of Wired Controller .........................................................................................18
6 Wire Connection ...................................................................................................... 19
6.1 Connection of Wire and Wiring Board Terminal ................................................................19
6.2 Power Cord Connection ...................................................................................................20
6.3 Connection of Communication Line of IDU and ODU .......................................................21
6.4 Connection of Communication Line of Wired Controller ...................................................21
6.5 Instructions on Connecting Wired Controller and IDU Network ........................................22
7 General Maintenance ............................................................................................... 24
7.1 Cleaning of Air Filter ........................................................................................................24
7.2 Maintenance Before Use-season .....................................................................................24
7.3 Maintenance After Use-season ........................................................................................24
8 Malfunction Codes of IDU ....................................................................................... 25
9 Troubleshooting ....................................................................................................... 26
Contents
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Table of Contents
