CONTENTS
1. Precaution .................................................................................................................................................... 3
1.1 Safety Precaution .......................................................................................................................... 3
1.2 Warning ......................................................................................................................................... 3
2. Function ........................................................................................................................................................ 6
3. Dimension .................................................................................................................................................... 7
3.1 Indoor Unit ..................................................................................................................................... 7
3.2 Outdoor Unit ................................................................................................................................ 10
4. Refrigerant Cycle Diagram ....................................................................................................................... 13
5 Installation Details ...................................................................................................................................... 14
5.1 Wrench torque sheet for installation ........................................................................................... 14
5.2 Connecting the cables ................................................................................................................ 14
5.3 Pipe length and the elevation ..................................................................................................... 15
5.4 Installation for the first time ......................................................................................................... 16
5.5 Adding the refrigerant after running the system for many years ................................................ 17
5.6 Re-installation while the indoor unit need to be repaired ........................................................... 18
5.7 Re-installation while the outdoor unit need to be repaired ......................................................... 19
6. Operation Characteristics ......................................................................................................................... 21
7. Electronic function .................................................................................................................................... 22
7.1 Abbreviation ................................................................................................................................ 22
7.2 Display function ........................................................................................................................... 22
7.3 Main Protection ........................................................................................................................... 23
7.4 Operation Modes and Functions ................................................................................................. 24
8. Troubleshooting ......................................................................................................................................... 28
8.1 Indoor Unit Error Display ............................................................................................................. 29
8.2 Trouble shooting.......................................................................................................................... 30
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