Daikin CTXA15C2V1BW User Reference Manual page 3

CTXA-C(W)(B)(S) + FTXA-C(W)(B)(S)
Daikin room air conditioner
4P518786-10K - 2023.05
7 Maintenance and service
7.1 Overview: Maintenance and service .............................................................................................................................. 43
7.2 To clean the indoor unit and wireless remote control .................................................................................................. 44
7.3 To clean the front panel ................................................................................................................................................. 44
7.4 To open the front panel.................................................................................................................................................. 45
7.5 About the air filters......................................................................................................................................................... 45
7.6 To clean the air filters ..................................................................................................................................................... 46
7.7 To clean the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter)......................................... 47
7.8 To replace the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter) ..................................... 48
7.9 To close the front panel.................................................................................................................................................. 48
7.10 To remove the front panel.............................................................................................................................................. 49
7.11 To take following items into account before a long idle period .................................................................................... 49
8 Troubleshooting
8.1 Symptoms that are NOT system malfunctions............................................................................................................... 53
8.1.1 Symptom: A sound like water flowing is heard ............................................................................................. 53
8.1.2 Symptom: A blowing sound is heard.............................................................................................................. 53
8.1.3 Symptom: A ticking sound is heard................................................................................................................ 53
8.1.4 Symptom: A whistling sound is heard............................................................................................................ 53
8.1.5 Symptom: A clicking sound during operation or idle time is heard .............................................................. 53
8.1.6 Symptom: A clapping sound is heard............................................................................................................. 54
8.1.7 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)........................................................ 54
8.1.8 Symptom: The units can give off odours ....................................................................................................... 54
8.1.9 Symptom: The outdoor fan rotates while the air conditioner is not in operation ....................................... 54
8.1.10 Symptom: Airflow rate setting does NOT resume when Comfort airflow is deactivated by ONECTA app.. 54
8.1.11 Symptom: Some operation icons are not visible on the wireless remote control, or some functions
cannot be activated in the ONECTA app........................................................................................................ 54
8.1.12 Symptom: In ONECTA app, powerful operation is NOT indicated as active ................................................. 54
8.2 Solving problems based on error codes ......................................................................................................................... 54
8.3 Troubleshooting for wireless LAN connection ............................................................................................................... 56
9 Disposal
10 Glossary
Table of Contents
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User reference guide
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