Table of Contents
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1 Safety Precautions ............................................................................................................ 1
2 Product Introduction .......................................................................................................... 2
2.1 Names of Main Parts ............................................................................................................. 2
2.2 Parameter table ..................................................................................................................... 3
3 Preparation before installation .......................................................................................... 3
3.1 Standard Accessory ............................................................................................................... 3
3.2 Installation Site ...................................................................................................................... 4
3.3 Selection Requirement for Communication Wire .................................................................... 5
3.4 Wiring Requirment ................................................................................................................. 7
4 Installation Instruction ....................................................................................................... 7
4.1 Installation of Cooling and Heating Mode Exchanger ............................................................. 7
4.1.1 Dimension of Outdoor Unit and Mounting Hole Position .................................................................. 7
4.1.2 Suspend the mode exchanger ......................................................................................................... 11
4.2 Pipe Connection .................................................................................................................. 13
4.2.1 Installation instruction for silencer ................................................................................................... 13
4.2.2 Notices for welding .......................................................................................................................... 15
4.2.3 Precautions for the Installation of Connection Pipe ........................................................................ 16
4.2.4 Selection of Y-type branch .............................................................................................................. 17
4.2.5 Thermal insulation for pipeline ........................................................................................................ 17
4.2.6 Support and protection of pipeline .................................................................................................. 19
4.2.7 Size requirement for branch pipe and piping .................................................................................. 21
4.3 Installation and Test for Drainage Hose ............................................................................... 23
4.3.1 Precaustions for the Installation of Drainage Hose ......................................................................... 23
4.3.2 Installation of Drainage Hose .......................................................................................................... 24
5 Cable Connection ........................................................................................................... 25
5.1 Connection of Cable and Terminal of Wiring Board .............................................................. 26
5.2 Connect Power Cord ........................................................................................................... 27
5.3 Conenct Communication Wire of Indoor Unit and Outdoor Unit ........................................... 29
6 Routine Maintenance ...................................................................................................... 30
6.1 Notice before Seasonal Use ................................................................................................ 30
6.2 Maintenance after Seasonal Use ......................................................................................... 31
7 Troubleshooting .............................................................................................................. 31
Contents
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Table of Contents
