Daikin Siesta ATXM20R2V1B User Reference Manual page 3

ATXM20~35R2V1B + ATXM50R2V1B + ATXM20~35R5V1B
Daikin room air conditioner
4P518786-6F - 2020.06
6.13 About Multi system......................................................................................................................................................... 38
6.13.1 Priority room setting ...................................................................................................................................... 38
6.13.2 Night quiet mode............................................................................................................................................ 39
6.13.3 Cooling/heating mode lock in Multi-system.................................................................................................. 39
7 Energy saving and optimum operation
8 Maintenance and service
8.1 Overview: Maintenance and service .............................................................................................................................. 42
8.2 To clean the indoor unit and user interface................................................................................................................... 43
8.3 To clean the front panel ................................................................................................................................................. 44
8.4 To remove the front panel.............................................................................................................................................. 44
8.5 About the air filters......................................................................................................................................................... 44
8.6 To clean the air filters ..................................................................................................................................................... 44
8.7 To clean the titanium apatite deodorising filter and the silver allergen removal air purifying filter ........................... 46
8.8 To replace the titanium apatite deodorising filter and the silver allergen removal air purifying filter ........................ 46
8.9 To re-install the front panel............................................................................................................................................ 47
8.10 To take following items into account before a long idle period .................................................................................... 47
9 Troubleshooting
9.1 Symptoms that are NOT system malfunctions............................................................................................................... 51
9.1.1 Symptom: A sound like water flowing is heard ............................................................................................. 51
9.1.2 Symptom: A blowing sound is heard.............................................................................................................. 51
9.1.3 Symptom: A ticking sound is heard................................................................................................................ 51
9.1.4 Symptom: A whistling sound is heard............................................................................................................ 51
9.1.5 Symptom: A clicking sound during operation or idle time is heard .............................................................. 51
9.1.6 Symptom: A clapping sound is heard............................................................................................................. 52
9.1.7 Symptom: White mist comes out of a unit (Indoor unit, outdoor unit)........................................................ 52
9.1.8 Symptom: The units can give off odours ....................................................................................................... 52
9.1.9 Symptom: The outdoor fan rotates while the air conditioner is not in operation ....................................... 52
9.1.10 Symptom: Indoor unit fan speed does not correspond with the setpoint (during low ambient cooling
operation in Multi system)............................................................................................................................. 52
9.2 Solving problems based on error codes ......................................................................................................................... 52
9.3 Troubleshooting for wireless LAN connection ............................................................................................................... 54
10 Disposal
11 Glossary
Table of contents
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User reference guide
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