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SiBE041101

Function and Control 20

Part 4

Function and Control

1. Main Functions......................................................................................21

1.1 Temperature Control ..............................................................................21

1.2 Frequency Principle................................................................................21

1.3 Airflow Direction Control.........................................................................23

1.4 Fan Speed Control for Indoor Units........................................................24

1.5 Program Dry Operation ..........................................................................25

1.6 Automatic Operation...............................................................................26

1.7 Thermostat Control.................................................................................27

1.8 NIGHT SET Mode ..................................................................................28

1.9 ECONO Operation .................................................................................29

1.10 2-Area INTELLIGENT EYE Operation ...................................................30

1.11 Inverter POWERFUL Operation .............................................................32

1.12 Other Functions......................................................................................33

2. Function of Thermistor ..........................................................................34

3. Control Specification .............................................................................35

3.1 Mode Hierarchy ......................................................................................35

3.2 Frequency Control..................................................................................36

3.3 Controls at Mode Changing / Start-up....................................................38

3.4 Discharge Pipe Temperature Control.....................................................40

3.5 Input Current Control..............................................................................41

3.6 Freeze-up Protection Control .................................................................42

3.7 Heating Peak-cut Control .......................................................................42

3.8 Outdoor Fan Control...............................................................................43

3.9 Liquid Compression Protection Function................................................43

3.10 Defrost Control .......................................................................................44

3.11 Electronic Expansion Valve Control .......................................................45

3.12 Malfunctions ...........................................................................................48

Daikin J-Series User Manual

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