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 ........................................................................................................................ 11
5. Wiring Diagram .......................................................................................................................................... 12
5.1 Indoor Unit ................................................................................................................................... 12
5.2 Outdoor Unit ................................................................................................................................ 14
6 Installation Details ...................................................................................................................................... 17
6.1 Wrench torque sheet for installation ........................................................................................... 17
6.2 Connecting the cables ................................................................................................................ 17
6.3 Pipe length and the elevation ..................................................................................................... 18
6.4 Installation for the first time ......................................................................................................... 19
6.5 Adding the refrigerant after running the system for many years ................................................ 20
6.6 Re-installation while the indoor unit need to be repaired ........................................................... 21
6.7 Re-installation while the outdoor unit need to be repaired ......................................................... 22
7. Operation Characteristics ......................................................................................................................... 24
8. Electronic function .................................................................................................................................... 25
8.1 Abbreviation ................................................................................................................................ 25
8.2 Display function ........................................................................................................................... 25
8.3 Main Protection ........................................................................................................................... 26
8.4 Operation Modes and Functions ................................................................................................. 27
9. Troubleshooting ......................................................................................................................................... 32
9.1 Indoor Unit Error Display ............................................................................................................. 33
9.2 Trouble shooting.......................................................................................................................... 34
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