Oasis Inverter DM12-01.01.10en
2 Service manual
CONTENTS
1. Precaution .................................................................................................................................................... 3
1.1 Safety Precaution ........................................................................................................................ 3
1.2 Warning ....................................................................................................................................... 3
2. Function ........................................................................................................................................................ 7
3. Specification ................................................................................................................................................ 8
4. Dimension .................................................................................................................................................. 12
4.1 Indoor Unit ................................................................................................................................. 12
4.2 Outdoor Unit .............................................................................................................................. 14
5. Capacity tables .......................................................................................................................................... 15
6. Refrigerant Cycle Diagram ....................................................................................................................... 19
7. Wiring Diagram .......................................................................................................................................... 20
7.1 Indoor Unit ................................................................................................................................. 20
7.2 Outdoor Unit .............................................................................................................................. 21
8 Installation Details ...................................................................................................................................... 23
8.1 Wrench torque sheet for installation .......................................................................................... 23
8.2 Connecting the cables ............................................................................................................... 23
8.3 Pipe length and the elevation .................................................................................................... 24
8.4 Installation for the first time ....................................................................................................... 25
8.5 Adding the refrigerant after running the system for many years ................................................ 28
8.6 Re-installation while the indoor unit need to be repaired ........................................................... 29
8.7 Re-installation while the outdoor unit need to be repaired ......................................................... 31
9. Operation Characteristics ......................................................................................................................... 34
10. Electronic function .................................................................................................................................. 35
10.1 Abbreviation ............................................................................................................................ 35
10.2 Display function ....................................................................................................................... 35
10.3 Main Protection ....................................................................................................................... 36
10.4 Operation Modes and Functions ............................................................................................. 38
11. Troubleshooting ....................................................................................................................................... 52
11.1 Indoor Unit Error Display ......................................................................................................... 52
11.2 Diagnosis and Solution ............................................................................................................ 53
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