Contents 
1 Safety Precautions .............................................................................................................................. 1 
2 Product Introduction ............................................................................................................................ 3 
2.1 Names of Main Parts ............................................................................................................................ 3 
2.2 Combinations of Indoor and Outdoor Units .......................................................................................... 4 
2.3 Operating Range ................................................................................................................................... 4 
3 Preparation before Installation ............................................................................................................ 4 
3.1 Standard Parts ...................................................................................................................................... 4 
3.2 Installation Site ...................................................................................................................................... 5 
3.3 Piping Work Requirements ................................................................................................................... 6 
4 Installation Instruction ......................................................................................................................... 7 
4.1 Dimension of Outdoor Unit and Mounting Hole .................................................................................... 7 
4.2 Connection Pipe .................................................................................................................................... 8 
4.3 Installation of Connection Pipe ........................................................................................................... 13 
4.4Vacuum Pumping, Refrigerant Adding ................................................................................................. 19 
4.5 Electric Wiring ..................................................................................................................................... 20 
5 Check Items after Installation and Test Operation ........................................................................................ 24 
5.1 Check Items after Installation ............................................................................................................. 24 
5.2 Test operation and debugging ............................................................................................................ 25 
6 Common Malfunctions and Troubleshooting ................................................................................................. 30 
7 Error Indication .............................................................................................................................................. 31 
8 Function Setting of Outdoor Unit ................................................................................................................... 34 
8.1 ODU Quiet Function ............................................................................................................................ 34 
8.2 Cool & Heat Function .......................................................................................................................... 35 
8.3 Forced Defrosting ............................................................................................................................... 36 
8.4 Restore Factory Defaults .................................................................................................................... 37 
8.5 Static Pressure Function ..................................................................................................................... 37 
9 Maintenance and Care .................................................................................................................................. 37 
9.1 Outdoor Heat Exchanger .................................................................................................................... 37 
9.2 Drain Pipe ........................................................................................................................................... 37 
9.3 Notice before Seasonal Use ............................................................................................................... 38 
9.4 Maintenance after Seasonal Use........................................................................................................ 38 
9.5 Parts Replacement ............................................................................................................................. 38 
10 After-sales Service ...................................................................................................................................... 38 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Copyright 2018. This translation is property of GREE PRODUCTS SL. All rights reserved. Total or partial reproduction without its express authorization is prohibited.