Daikin CTXM15A2V1B User Reference Manual page 3

CTXM-A, FTXM-A
Daikin room air conditioner
4P518786-12K - 2023.06
6.13.1 Priority room setting ...................................................................................................................................... 41
6.13.2 Night quiet mode............................................................................................................................................ 42
6.13.3 Cooling/heating mode lock in Multi-system.................................................................................................. 43
7 Energy saving and optimum operation
8 Maintenance and service
8.1 Overview: Maintenance and service .............................................................................................................................. 46
8.2 To clean the indoor unit and wireless remote control .................................................................................................. 47
8.3 To clean the front panel ................................................................................................................................................. 48
8.4 To remove the front panel.............................................................................................................................................. 48
8.5 About the air filters......................................................................................................................................................... 48
8.6 To clean the air filters ..................................................................................................................................................... 49
8.7 To clean the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter)......................................... 50
8.8 To replace the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter) ..................................... 51
8.9 To re-install the front panel............................................................................................................................................ 51
8.10 To take following items into account before a long idle period .................................................................................... 51
9 Troubleshooting
9.1 Symptoms that are NOT system malfunctions............................................................................................................... 55
9.1.1 Symptom: A sound like water flowing is heard ............................................................................................. 55
9.1.2 Symptom: A blowing sound is heard.............................................................................................................. 55
9.1.3 Symptom: A ticking sound is heard................................................................................................................ 55
9.1.4 Symptom: A whistling sound is heard............................................................................................................ 55
9.1.5 Symptom: A clicking sound during operation or idle time is heard .............................................................. 55
9.1.6 Symptom: A clapping sound is heard............................................................................................................. 56
9.1.7 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)........................................................ 56
9.1.8 Symptom: The units can give off odours ....................................................................................................... 56
9.1.9 Symptom: The outdoor fan rotates while the air conditioner is not in operation ....................................... 56
9.1.10 Symptom: Indoor unit fan speed does NOT correspond with the setpoint (during low ambient cooling
operation in Multi system)............................................................................................................................. 56
9.1.11 Symptom: Airflow rate setting does NOT resume when Comfort airflow is deactivated by ONECTA app.. 56
9.1.12 Symptom: Some operation icons are not visible on the wireless remote control, or some functions
cannot be activated in the ONECTA app........................................................................................................ 56
9.1.13 Symptom: In ONECTA app, powerful operation is NOT indicated as active ................................................. 56
9.2 Solving problems based on error codes ......................................................................................................................... 57
9.3 Troubleshooting for wireless LAN connection ............................................................................................................... 58
10 Disposal
11 Glossary
Table of contents
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User reference guide
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