CONTENTS
1. Precaution ................................................................................................................................................. 3
1.1 Safety Precaution ..................................................................................................................... 3
1.2 Warning .................................................................................................................................... 3
2. Function .................................................................................................................................................... 6
3. Specification ............................................................................................................................................. 7
4. Dimension ................................................................................................................................................ 11
4.1 Indoor Unit ............................................................................................................................... 11
4.2 Outdoor Unit ........................................................................................................................... 14
5. Refrigerant Cycle Diagram .................................................................................................................... 16
6. Wiring Diagram ....................................................................................................................................... 17
7. Installation Details ................................................................................................................................. 20
7.1 Wrench torque sheet for installation ...................................................................................... 20
7.2 Connecting the cables............................................................................................................ 20
7.3 Pipe length and the elevation ................................................................................................. 21
7.4 Installation for the first time .................................................................................................... 22
7.5 Adding the refrigerant after running the system for many years ........................................... 23
7.6 Re-installation while the indoor unit need to be repaired ...................................................... 23
7.7 Re-installation while the outdoor unit need to be repaired .................................................... 24
8. Operation Characteristics ..................................................................................................................... 26
9. Electronic function ................................................................................................................................. 27
9.1 Abbreviation ........................................................................................................................... 27
9.2 Display function ...................................................................................................................... 27
9.3 Main Protection ...................................................................................................................... 28
9.4 Operation Modes and Functions ............................................................................................ 29
10. Troubleshooting ............................................................................................................................. 35
10.1 Indoor Unit Error Display ........................................................................................................ 36
10.2 Trouble shooting ..................................................................................................................... 37
11. Exploded View and Spare Part List .............................................................................................. 53
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