CONTENTS
1. Precaution .................................................................................................................................................... 1
1.1 Safety Precaution ........................................................................................................................ 1
1.2 Warning ....................................................................................................................................... 1
2 Information servicing ................................................................................................................................... 4
3. Model List ..................................................................................................................................................... 8
4. Dimension .................................................................................................................................................... 9
4.1 Indoor Unit ................................................................................................................................... 9
4.2 Outdoor Unit .............................................................................................................................. 11
5. Refrigerant Cycle Diagram ....................................................................................................................... 13
6 Installation Details ...................................................................................................................................... 14
6.1 Wrench torque sheet for installation .......................................................................................... 14
6.2 Connecting the cables ............................................................................................................... 14
6.3 Pipe length and the elevation .................................................................................................... 15
6.4 Installation for the first time........................................................................................................ 16
6.5 Adding the refrigerant after running the system for many years ................................................ 17
6.6 Re-installation while the indoor unit need to be repaired ........................................................... 17
6.7 Re-installation while the outdoor unit need to be repaired ......................................................... 18
7. Operation Characteristics ......................................................................................................................... 20
8. Wiring Diagram .......................................................................................................................................... 21
8.1 Indoor Unit ................................................................................................................................. 21
8.2 Outdoor Unit .............................................................................................................................. 22
9. Electronic function .................................................................................................................................... 23
9.1 Abbreviation .............................................................................................................................. 23
9.2 Display function ......................................................................................................................... 23
9.3 Main Protection ......................................................................................................................... 24
9.4 Operation Modes and Functions ............................................................................................... 25
10. Troubleshooting ....................................................................................................................................... 32
10.1 Indoor Unit Error Display ......................................................................................................... 33
10.2 Trouble shooting ...................................................................................................................... 34
Summary of Contents for MSMTAU-09HRFN8-QRD6GW
Page 1: ...Ultimate Comfort 3D Inverter Series Service Manual 2017 R32...
Page 12: ...10 For MSMTAU 09HRFN8 QRD6GW MSMTAU 12HRFN8 QRD6GW...
Page 23: ...21 8 Wiring Diagram 8 1 Indoor Unit MSMTAU 09HRFN8 QRD6GW MSMTAU 12HRFN8 QRD6GW...
Page 24: ...22 8 2 Outdoor Unit MOB01 09HFN8 QRD6GW MOB01 12HFN8 QRD6GW...