INVENTOR P8MVI32-09WiFi, Service Manual

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CONTENTS
1. Precaution .................................................................................................................................................... 2
1.1 Safety Precaution .................................................................................................... 2
1.2 Warning ................................................................................................................... 2
2 Information servicing ................................................................................................................................... 4
3. Model list .................................................................................................................................................... 10
4. Dimension .................................................................................................................................................. 11
4.1 Indoor Unit ............................................................................................................. 11
4.2 Outdoor Unit .......................................................................................................... 14
5. Refrigerant Cycle Diagram ....................................................................................................................... 18
6 Installation Details ...................................................................................................................................... 19
6.1 Wrench torque sheet for installation ...................................................................... 19
6.2 Connecting the cables ........................................................................................... 19
6.3 Pipe length and the elevation ................................................................................ 20
6.4 Installation for the first time ................................................................................... 21
6.5 Adding the refrigerant after running the system for many years ........................... 22
6.6 Re-installation while the indoor unit need to be repaired ...................................... 22
6.7 Re-installation while the outdoor unit need to be repaired .................................... 25
7. Disassemble Guide ................................................................................................................................... 26
8. Wiring Diagram .......................................................................................................................................... 32
8.1 Indoor Unit ............................................................................................................. 32
8.2 Outdoor Unit .......................................................................................................... 33
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 ......................................................................... 37
10.5 Multi-function board instruction (This multi-function board is optional) ............... 45
11. Troubleshooting ...................................................................................................................................... 48
11.1 Indoor Unit Error Display ..................................................................................... 49
11.2 Trouble shooting ................................................................................................. 50
Caution:
Risk of fire/flammable materials