Table of contents
User reference guide
3
FTXTM-R, FTXTM-S
Daikin room air conditioner
4P728152-2 – 2023.03
6 Energy saving and optimum operation 41
7 Maintenance and service 43
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 ................................................................................................................................................. 45
7.4 To remove the front panel.............................................................................................................................................. 45
7.5 About the air filters......................................................................................................................................................... 45
7.6 To clean the air filters ..................................................................................................................................................... 45
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) ..................................... 47
7.9 To re-install the front panel............................................................................................................................................ 48
7.10 To take following items into account before a long idle period.................................................................................... 48
7.10.1 Winter season................................................................................................................................................. 49
8 Troubleshooting 50
8.1 Symptoms that are NOT system malfunctions............................................................................................................... 52
8.1.1 Symptom: A sound like water flowing is heard ............................................................................................. 52
8.1.2 Symptom: A blowing sound is heard.............................................................................................................. 52
8.1.3 Symptom: A ticking sound is heard................................................................................................................ 52
8.1.4 Symptom: A whistling sound is heard............................................................................................................ 52
8.1.5 Symptom: A clicking sound during operation or idle time is heard .............................................................. 52
8.1.6 Symptom: A clapping sound is heard............................................................................................................. 53
8.1.7 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)........................................................ 53
8.1.8 Symptom: The units can give off odours ....................................................................................................... 53
8.1.9 Symptom: The outdoor fan rotates while the air conditioner is not in operation ....................................... 53
8.2 Solving problems based on error codes ......................................................................................................................... 53
8.3 Troubleshooting for wireless LAN connection ............................................................................................................... 54
9 Disposal 55
10 Glossary 56
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