Table of contents
User reference guide
2
FTXP20~35N5V1B+ATXP20~35N5V1B
Daikin room air conditioner
4D520466-15K – 2022.09
Table of contents
1 About the documentation 4
1.1 About this document ...................................................................................................................................................... 4
1.2 Meaning of warnings and symbols................................................................................................................................. 4
2 User safety instructions 6
2.1 General............................................................................................................................................................................ 6
2.2 Instructions for safe operation ....................................................................................................................................... 7
3 About the system 11
3.1 Indoor unit ...................................................................................................................................................................... 11
3.1.1 Indoor unit display.......................................................................................................................................... 12
3.2 About the user interface................................................................................................................................................. 12
3.2.1 Components: Wireless remote control.......................................................................................................... 13
3.2.2 Status: Wireless remote control LCD ............................................................................................................. 13
3.2.3 To operate the wireless remote control........................................................................................................ 14
4 Before operation 15
4.1 Overview: Before operation ........................................................................................................................................... 15
4.2 To insert the batteries .................................................................................................................................................... 15
4.3 To mount the wireless remote control holder............................................................................................................... 15
4.4 To turn on the power supply .......................................................................................................................................... 16
5 Operation 17
5.1 Operation range.............................................................................................................................................................. 17
5.2 When to use which feature ............................................................................................................................................ 17
5.3 Operation mode and temperature setpoint .................................................................................................................. 18
5.3.1 To start/stop operation mode and to set the temperature.......................................................................... 19
5.4 Airflow rate ..................................................................................................................................................................... 19
5.4.1 To adjust the airflow rate ............................................................................................................................... 19
5.5 Airflow direction ............................................................................................................................................................. 20
5.5.1 To adjust vertical airflow direction ................................................................................................................ 20
5.5.2 To adjust horizontal airflow direction............................................................................................................ 21
5.5.3 To use 3D airflow direction ............................................................................................................................ 21
5.6 Comfort airflow operation.............................................................................................................................................. 21
5.6.1 To start/stop Comfort airflow operation ....................................................................................................... 21
5.7 Powerful operation ......................................................................................................................................................... 22
5.7.1 To start/stop Powerful operation .................................................................................................................. 22
5.8 Econo operation.............................................................................................................................................................. 22
5.8.1 To start/stop Econo operation ....................................................................................................................... 23
5.9 OFF/ON timer operation................................................................................................................................................. 23
5.9.1 To start/stop OFF timer operation................................................................................................................. 24
5.9.2 To start/stop ON timer operation .................................................................................................................. 24
5.9.3 To combine OFF timer and ON timer............................................................................................................. 25
5.10 Wireless LAN connection................................................................................................................................................ 25
5.10.1 Precautions when using the wireless LAN ..................................................................................................... 25
5.10.2 To install the ONECTA app ............................................................................................................................. 25
5.10.3 To set the wireless connection ...................................................................................................................... 26
6 Energy saving and optimum operation 29
7 Maintenance and service 31
7.1 Overview: Maintenance and service .............................................................................................................................. 31
7.2 To clean the indoor unit and wireless remote control .................................................................................................. 32
7.3 To clean the front panel ................................................................................................................................................. 32
7.4 About the air filters......................................................................................................................................................... 33
7.5 To open the front panel.................................................................................................................................................. 33
7.6 To clean the air filters ..................................................................................................................................................... 33
7.7 To clean the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter)......................................... 34
7.8 To replace the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter) ..................................... 35
7.9 To close the front panel.................................................................................................................................................. 35
7.10 To take following items into account before a long idle period.................................................................................... 35
8 Troubleshooting 37
8.1 Symptoms that are NOT system malfunctions............................................................................................................... 39
8.1.1 Symptom: A sound like water flowing is heard ............................................................................................. 39
8.1.2 Symptom: A blowing sound is heard.............................................................................................................. 39
8.1.3 Symptom: A ticking sound is heard................................................................................................................ 39
