CONTENTS
1. Precaution .................................................................................................................................................... 1
1.1 Safety Precaution ........................................................................................................................ 1
1.2 Warning ....................................................................................................................................... 1
2. Function ........................................................................................................................................................ 4
3. Dimension .................................................................................................................................................... 5
3.1 Indoor Unit ................................................................................................................................... 5
3.2 Outdoor Unit ................................................................................................................................ 8
4. Refrigerant Cycle Diagram ........................................................................................................................ 11
5 Installation Details ...................................................................................................................................... 12
5.1 Wrench torque sheet for installation .......................................................................................... 12
5.2 Connecting the cables ............................................................................................................... 12
5.3 Pipe length and the elevation .................................................................................................... 13
5.4 Installation for the first time ....................................................................................................... 14
5.5 Adding the refrigerant after running the system for many years ................................................ 15
5.6 Re-installation while the indoor unit need to be repaired ........................................................... 16
5.7 Re-installation while the outdoor unit need to be repaired ......................................................... 17
6. Operation Characteristics ......................................................................................................................... 18
7. Electronic function .................................................................................................................................... 19
7.1 Abbreviation .............................................................................................................................. 19
7.2 Display function ......................................................................................................................... 19
7.3 Main Protection ......................................................................................................................... 20
7.4 Operation Modes and Functions ............................................................................................... 20
8. Troubleshooting ......................................................................................................................................... 28
8.1 Indoor Unit Error Display ........................................................................................................... 29
8.2 Trouble shooting ........................................................................................................................ 30
