Content
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Content
1
Precaution......................................................................................................................... 1
1.1 Safety Precaution................................................................................................................................... 1
1.2 Warning .................................................................................................................................................. 1
2
Function ............................................................................................................................ 4
3
Dimension......................................................................................................................... 5
4
Specification..................................................................................................................... 7
5
Refrigerant cycle diagram ............................................................................................. 11
6
Operation limits .............................................................................................................. 12
7
Wiring diagram ............................................................................................................... 13
8
Installation details .......................................................................................................... 21
8.1 Wrench torque sheet for installation .................................................................................................... 21
8.2 Connecting the cables ......................................................................................................................... 21
8.3 Pipe length and the elevation .............................................................................................................. 21
8.4 Air purging of the piping and indoor unit .............................................................................................. 22
8.5 Pumping down (Re-installation)........................................................................................................... 24
8.6 Re-air purging (Re-installation)............................................................................................................ 25
8.7 Balance refrigerant of the 2-way, 3-way valves ................................................................................... 26
8.8 Evacuation ........................................................................................................................................... 27
8.9 Gas charging........................................................................................................................................ 28
9
Electronic function......................................................................................................... 29
9.1 Electronic control working environment............................................................................................... 29
9.2 Proper symbols and their meaning ...................................................................................................... 29
9.3 Function ............................................................................................................................................... 30
9.4 Protection ............................................................................................................................................. 30
9.5 Fan only mode ..................................................................................................................................... 31
9.6 Cooling mode ....................................................................................................................................... 31
9.7 Dehumidifying mode ............................................................................................................................ 32
9.8 Heating mode....................................................................................................................................... 32
9.9 Defrosting mode(available for heating mode) ..................................................................................... 33
9.10 Auto mode .......................................................................................................................................... 34
9.11 Force cooling function ........................................................................................................................ 34
9.12 Sleep mode(Economic mode) ........................................................................................................... 35
9.13 Auto restart function ........................................................................................................................... 36
9.14 Turbo mode ........................................................................................................................................ 36
9.15 Ionizer (air clean) function ................................................................................................................. 36
9.16 Follow me function ............................................................................................................................. 36
10
Model and Parameters ................................................................................................... 38
11
Troubleshooting ............................................................................................................. 40
11.1 Display board ..................................................................................................................................... 40
11.2 Troubleshooting.................................................................................................................................. 41
11.3 Diagnostic chart.................................................................................................................................. 42
11.4 Resetting phenomenon often occurs during operation...................................................................... 44
