Table of Contents
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1.
Precaution ........................................................................................................................................ 2
1.1
Safety Precaution ............................................................................................................................... 2
1.2
Warning .............................................................................................................................................. 2
2.
Function ............................................................................................................................................ 3
3.
Dimension......................................................................................................................................... 5
3.1
Indoor unit .......................................................................................................................................... 5
3.2
Outdoor unit ....................................................................................................................................... 5
4.
Refrigerant cycle diagram ............................................................................................................... 8
5.
Operation limits ................................................................................................................................ 9
5.1
Cooling operation ............................................................................................................................... 9
5.2
Heating operation ............................................................................................................................... 9
6.
Wiring diagram ............................................................................................................................... 10
7.
Installation details .......................................................................................................................... 11
7.1
Wrench torque sheet for installation ................................................................................................. 11
7.2
Connecting the cables ..................................................................................................................... 11
7.3
Pipe length and the elevation ........................................................................................................... 11
7.4
Air purging of the piping and indoor unit .......................................................................................... 12
7.5
Pumping down (Re-installation) ....................................................................................................... 13
7.6
Re-air purging (Re-installation) ........................................................................................................ 14
7.7
Balance refrigerant of the 2-way, 3-way valves ................................................................................ 15
7.8
Evacuation ....................................................................................................................................... 16
7.9
Gas charging .................................................................................................................................... 17
8.
Electronic function ........................................................................................................................ 18
8.1
Proper symbols and their meaning .................................................................................................. 18
8.2
Function ........................................................................................................................................... 18
8.3
Protection ......................................................................................................................................... 18
8.4
Fan-only mode ................................................................................................................................. 19
8.5
Cooling mode ................................................................................................................................... 19
8.6
Dehumidifying mode ........................................................................................................................ 20
8.7
Heating mode ................................................................................................................................... 20
8.8
Defrosting mode (available for heating mode) ................................................................................. 22
8.9
Auto mode........................................................................................................................................ 23
8.10
Force cooling function ...................................................................................................................... 23
8.11
Sleep mode ...................................................................................................................................... 23
8.12
Auto restart function ......................................................................................................................... 24
8.13
Turbo mode ...................................................................................................................................... 24
9.
Model and Parameters ................................................................................................................... 25
2
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