1. General ..................................................................................................................................................1
1.1 Features.........................................................................................................................................1
1.2 Product lineup................................................................................................................................1
1.3 Nomenc
lature ................................................................................................................................1
1.4 Unit installation ..............................................................................................................................2
1.5 Working range................................................................................................................................2
1.6 Product a
ppearance ......................................................................................................................2
2. Specifications.........................................................................................................................................3
3. Outlines and dimensions........................................................................................................................5
4.
Electrical data .......................................................................................................................................8
5. Capacities and selection data................................................................................................................9
5.1 Capacity characteristic charts .......................................................................................................9
5.2 Piping length correction factor .....................................................................................................22
5.3 Correction factors according to defrosting operation...................................................................23
6. Sound pressure data ...........................................................................................................................24
7. Refrigerant cycle ..................................................................................................................................25
8. Wiring diagram.....................................................................................................................................27
8.1 Electrical wiring diagrams............................................................................................................27
8.2 Control board picture ...................................................................................................................29
8.3 Common wiring............................................................................................................................34
9. Field setting..........................................................................................................................................35
9.1 Outdoor unit DIP switch ...............................................................................................................35
9.2 Running parameter query ............................................................................................................37
10. Piping work and refrigerant charge ....................................................................................................40
10.1 MAX. length allowed ..................................................................................................................40
10.2 Oil trap .......................................................................................................................................40
10.3 Air tight test................................................................................................................................41
10.4 Additional refrigerant charge......................................................................................................41
11. Installation tools and installation flow chart .......................................................................................42
11.1 Necessary tools and instrument list for installation................................................................... 42
11.2 Installation flow chart ................................................................................................................43
12. Control mode .....................................................................................................................................44
13. Sensor parameter ..............................................................................................................................45
14. Troubleshooting..................................................................................................................................51
14.1 Trouble guide ............................................................................................................................51
14.2 Fault codes ................................................................................................................................54
15. Checking components ......................................................................................................................61
15.1 Check refrigerant system...........................................................................................................61
15.2 Check parts unit ........................................................................................................................62
16. Disassembly and assembly for compressor and motor .....................................................................64
17. Control logic description.....................................................................................................................67
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