Daikin FTXJ42A2V1BW9 Käyttöohje

Daikin Ilmastointi FTXJ42A2V1BW9

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User reference guide

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Table of Contents

User reference guide

FTXJ-A(W)(S)(B)9

Daikin room air conditioner

4P518786-20Q – 2024.07

Table of Contents

1 About the documentation 4

1.1 About this document...................................................................................................................................................... 4

1.2 Meaning of warnings and symbols ................................................................................................................................ 5

2 User safety instructions 7

2.1 General ........................................................................................................................................................................... 7

2.2 Instructions for safe operation ...................................................................................................................................... 8

3 About the system 12

3.1 Indoor unit...................................................................................................................................................................... 12

3.1.1 Daikin eye indication lamp............................................................................................................................. 13

3.2 About the user interface ................................................................................................................................................ 14

3.2.1 Components: Wireless remote control......................................................................................................... 14

3.2.2 To operate the wireless remote control ....................................................................................................... 15

3.2.3 Status: Wireless remote control LCD ............................................................................................................ 15

3.2.4 Main menu: Wireless remote control........................................................................................................... 17

4 Before operation 20

4.1 To insert the batteries.................................................................................................................................................... 20

4.2 To mount the wireless remote control magnetic holder .............................................................................................. 21

4.3 To turn on the power supply.......................................................................................................................................... 21

4.4 Indoor unit setting.......................................................................................................................................................... 21

4.4.1 Brightness of the Daikin eye.......................................................................................................................... 22

4.4.2 Open the front panel ..................................................................................................................................... 22

4.4.3 Wireless LAN connection............................................................................................................................... 22

4.4.4 Vertical airflow function ................................................................................................................................ 27

4.4.5 About indoor unit installation position ......................................................................................................... 27

4.4.6 Keep dry ......................................................................................................................................................... 28

4.5 Wireless remote control setting .................................................................................................................................... 28

4.5.1 To set contrast of the LCD ............................................................................................................................. 29

4.5.2 To set brightness of the LCD.......................................................................................................................... 29

4.5.3 To set automatic LCD turn off time............................................................................................................... 29

4.5.4 To set automatic send after select................................................................................................................ 29

4.5.5 To set a different channel of the indoor unit infrared signal receiver ......................................................... 30

5 Operation 31

5.1 Operation range ............................................................................................................................................................. 31

5.2 When to use which feature............................................................................................................................................ 31

5.3 Operation mode and temperature setpoint.................................................................................................................. 33

5.3.1 To start/stop operation mode and to set the temperature ......................................................................... 34

5.4 Airflow rate..................................................................................................................................................................... 34

5.4.1 To adjust the airflow rate .............................................................................................................................. 35

5.5 Airflow direction............................................................................................................................................................. 35

5.5.1 To adjust vertical airflow direction................................................................................................................ 37

5.5.2 To adjust horizontal airflow direction ........................................................................................................... 38

5.5.3 To use 3D airflow direction............................................................................................................................ 38

5.5.4 To start/stop Comfort airflow operation ...................................................................................................... 39

5.6 Intelligent eye operation................................................................................................................................................ 39

5.6.1 To start/stop Intelligent eye operation ......................................................................................................... 39

5.7 Powerful operation ........................................................................................................................................................ 40

5.7.1 To start/stop Powerful operation.................................................................................................................. 40

5.8 Econo operation ............................................................................................................................................................. 41

5.8.1 To start/stop Econo operation ...................................................................................................................... 41

5.9 Outdoor unit quiet operation ........................................................................................................................................ 42

5.9.1 To start/stop Outdoor unit quiet operation.................................................................................................. 42

5.10 Flash Streamer (air cleaning) operation ........................................................................................................................ 43

5.10.1 To start/stop Flash Streamer (air cleaning) operation.................................................................................. 43

5.11 Clock and timer setting .................................................................................................................................................. 43

5.11.1 The clock setting ............................................................................................................................................ 43

5.11.2 OFF/ON timer operation................................................................................................................................ 45

5.11.3 Weekly timer operation................................................................................................................................. 47

5.12 About Multi system ........................................................................................................................................................ 49

5.12.1 Priority room setting...................................................................................................................................... 49

5.12.2 Night quiet mode........................................................................................................................................... 50

5.12.3 Cooling/heating mode lock in Multi-system ................................................................................................. 50

Table of Contents

User reference guide

FTXJ-A(W)(S)(B)9

Daikin room air conditioner

4P518786-20Q – 2024.07

6 Energy saving and optimum operation 51

7 Maintenance and service 53

7.1 Overview: Maintenance and service.............................................................................................................................. 53

7.2 To clean the indoor unit and wireless remote control.................................................................................................. 54

7.3 To clean the front panel................................................................................................................................................. 55

7.4 To open the front panel ................................................................................................................................................. 55

7.5 About the air filters ........................................................................................................................................................ 56

7.6 To clean the air filters..................................................................................................................................................... 56

7.7 To clean the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter)........................................ 57

7.8 To replace the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter)..................................... 58

7.9 To close the front panel ................................................................................................................................................. 58

7.10 To remove the front panel ............................................................................................................................................. 59

7.11 To take following items into account before a long idle period ................................................................................... 59

8 Troubleshooting 61

8.1 Troubleshooting for wireless LAN connection............................................................................................................... 63

8.2 Solving problems based on error codes ........................................................................................................................ 64

8.3 Symptoms that are NOT system malfunctions.............................................................................................................. 65

8.3.1 Symptom: A sound like water flowing is heard............................................................................................. 65

8.3.2 Symptom: A blowing sound is heard............................................................................................................. 65

8.3.3 Symptom: A ticking sound is heard ............................................................................................................... 65

8.3.4 Symptom: A whistling sound is heard ........................................................................................................... 65

8.3.5 Symptom: A clicking sound during operation or idle time is heard ............................................................. 65

8.3.6 Symptom: A clapping sound is heard ............................................................................................................ 65

8.3.7 Symptom: A faxing sound is heard when the front panel is fully open........................................................ 65

8.3.8 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)....................................................... 65

8.3.9 Symptom: The units can give off odours....................................................................................................... 65

8.3.10 Symptom: The outdoor fan rotates while the air conditioner is not in operation....................................... 66

8.3.11 Symptom: Airflow rate setting does NOT resume when Comfort airflow is deactivated by ONECTA app . 66

8.3.12 Symptom: The vertical automatic swing operation does NOT resume after the Comfort airflow

operation is deactivated................................................................................................................................ 66

8.3.13 Symptom: Some operation icons are not visible on the wireless remote control, or some functions

cannot be activated in the ONECTA app ....................................................................................................... 66

8.3.14 Symptom: In ONECTA app, powerful operation is NOT indicated as active................................................. 66

9 Disposal 67

10 Glossary 68