Daikin FTK25BVMB [3/201] Part 2 specifications

SiBE04-302

ii Table of Contents

1. Introduction .............................................................................................v

1.1 Safety Cautions ........................................................................................v

Part 1 List of Function .................................................................. 1

1. Functions.................................................................................................2

1.1 Cooling Only.............................................................................................2

1.2 Heat Pump ...............................................................................................5

Part 2 Specifications .................................................................... 9

1. Specifications ........................................................................................10

1.1 Cooling Only...........................................................................................10

1.2 Heat Pump .............................................................................................16

Part 3 Printed Circuit Board Connector Wiring Diagram ........... 23

1. Printed Circuit Board Connector Wiring Diagram..................................24

1.1 Indoor Unit..............................................................................................24

1.2 Outdoor Unit ...........................................................................................27

Part 4 Function and Control........................................................ 29

1. Main Functions......................................................................................30

1.1 Frequency Principle................................................................................30

1.2 Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing ..........32

1.3 Fan Speed Control for Indoor Units........................................................33

1.4 Programme Dry Function .......................................................................34

1.5 Automatic Operation...............................................................................35

1.6 Night Set Mode.......................................................................................36

1.7 Intelligent Eye.........................................................................................37

1.8 Home Leave Operation ..........................................................................39

1.9 Inverter Powerful Operation ...................................................................40

1.10 Other Functions......................................................................................41

2. Function of Main Structural Parts..........................................................42

2.1 Main Structural Parts..............................................................................42

2.2 Function of Thermistor ...........................................................................43

3. Control Specification .............................................................................45

3.1 Mode Hierarchy ......................................................................................45

3.2 Frequency Control..................................................................................46

3.3 Controls at Mode Changing / Start-up....................................................48

3.4 Discharge Pipe Control ..........................................................................49

3.5 Input Current Control..............................................................................49

3.6 Freeze-up Protection Control .................................................................50

3.7 Heating Peak-cut Control .......................................................................50

3.8 Fan Control.............................................................................................51

3.9 Moisture Protection Function 1

(Securing of Differential Pressure and Blown Air Temperature) ............51

3.10 Moisture Protection Function 2...............................................................52

3.11 Defrost Control .......................................................................................53

3.12 Electronic Expansion Valve Control .......................................................54

3.13 Malfunctions ...........................................................................................57

3.14 Forced Operation Mode .........................................................................58

Daikin FTK25BVMB [3/201] Part 2 specifications

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