Gree GMV-ND Series, User Manual

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Contents
1 Safety Notices (Please be sure to abide) ................................................................. 1
2 Product Introduction ................................................................................................. 4
2.1 Names of Key Components .............................................................................................. 4
2.2 Rated Working Condition .................................................................................................. 4
3 Preparations for Installation ..................................................................................... 4
3.1 Standard Fittings .............................................................................................................. 4
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 Indoor unit installation ....................................................................................................... 8
4.2 Refrigerant Pipe Connection ............................................................................................10
4.3 Drainage Pipe Installation and Drainage System Testing ................................................. 11
4.4 Panel Installation .............................................................................................................14
4.5 Installation of Wired Controller .........................................................................................16
5 Wiring Work .............................................................................................................. 16
5.1 Connection of Wire and Patch Board Terminal .................................................................17
5.2 Power Cord Connection ...................................................................................................17
5.3 Connection of Communication Wire between Indoor Unit and Outdoor Unit (or indoor unit)
..............................................................................................................................................18
5.4 Connection of Communication Wire for Wired Controller .................................................19
5.5 Wiring Instructions of Wired Controller and Indoor Units Network ....................................19
6 Routine Maintenance ............................................................................................... 20
6.1 Cleaning of Filter .............................................................................................................21
6.2 Maintenance before the Seasonal Use ............................................................................21
6.3 Maintenance after the Seasonal Use ...............................................................................21
7 Table of Error Codes for Indoor Unit ...................................................................... 21
8 Troubleshooting ....................................................................................................... 22