CONTENTS1. Read Before Operation ...................................................... 11-1 Safety Precautions ........................................................ 12. About the system ............................................................... 32-1 Indoor unit...................................................................... 32-2 About the remote controller............................................ 32-2-1 Components: Remote controller ......................................42-2-2 Status: Remote controller LCD ........................................42-2-3 To operate the remote controller ......................................43. Before operation................................................................. 53-1 To fix the remote controller to the wall ............................ 53-2 To insert the batteries .................................................... 53-3 Clock ............................................................................. 53-3-1 To set the clock ................................................................53-4 Brightness of the indoor unit display .............................. 63-4-1 To set the brightness of the indoor unit display ................63-5 To turn on the power supply ........................................... 63-6 To change indoor unit position setting ............................ 64. Operation ............................................................................ 64-1 Operation range............................................................. 64-2 When to use which feature ............................................. 74-3 Operation mode and temperature setpoint .................... 74-3-1 To start/stop operation and to set the temperature ..........74-3-2 Airflow rate ......................................................................84-3-3 Airflow direction ...............................................................84-3-4 Comfort airflow and Intelligent eye operation ...................84-3-5 Powerful operation ........................................................104-3-6 Econo and Outdoor unit quiet operation ........................104-4 Flash streamer air cleaning operation .......................... 104-4-1 To start/stop Flash streamer operation ..........................114-5 OFF/ON timer operation .............................................. 114-5-1 To start/stop OFF timer operation ..................................114-5-2 To start/stop ON timer operation....................................114-5-3 To combine OFF timer and ON timer .............................114-6 Weekly timer operation ................................................ 124-6-1 To set Weekly timer operation........................................124-6-2 To copy reservations .....................................................134-6-3 To confirm reservations .................................................134-6-4 To deactivate and reactivate Weekly timer operation .....134-6-5 To delete reservations ...................................................134-7 Wireless LAN connection............................................. 144-7-1 Precautions when using the wireless adapter................144-7-2 To install the Daikin Mobile Controller application ..........144-7-3 To set the wireless connection .......................................145. Energy saving and optimum operation........................... 166. Maintenance and service ................................................. 166-1 Overview: Maintenance and service ............................ 166-2 To clean the indoor unit and remote controller.............. 176-3 To clean the front panel ................................................ 176-4 To open the front panel ................................................ 176-5 About the air filters ....................................................... 176-6 To clean the air filters ................................................... 186-7 To clean the titanium apatite deodorising filter ............. 186-8 To close the front panel ................................................ 186-9 To remove the front panel............................................. 196-10 Take following items into account before a long idleperiod................................................................................... 197. Troubleshooting ............................................................... 197-1 Symptoms that are NOT system malfunctions ............. 217-1-1 Symptom: A sound like water flowing is heard ...............217-1-2 Symptom: A blowing sound is heard ..............................217-1-3 Symptom: A ticking sound is heard ................................217-1-4 Symptom: A whistling sound is heard ............................217-1-5 Symptom: A clicking sound during operation or idletime is heard ..................................................................217-1-6 Symptom: A clopping sound is heard ............................217-1-7 Hissing / Cracking sound ...............................................217-1-8 A mechanical moving sound..........................................217-1-9 Symptom: White mist comes out of a unit(Indoor unit, outdoor unit) ..............................................217-1-10 Symptom: The units can give off odours.......................217-1-11 Symptom: The outdoor fan rotates while the airconditioner is not in operation ......................................217-2 Solving problems based on error codes ....................... 217-3 Troubleshooting for wireless connection adapter ......... 228. Disposal ............................................................................ 221. Read Before Operation1-1 Safety PrecautionsRead the precautions in this manual carefullybefore operating the unit.This appliance is filled with R32.• Keep this manual where the user can easily find it.• The precautions described herein are classified as WARNINGand CAUTION. They both contain important informationregarding safety. Be sure to observe all precautions without fail.WARNING ..............Failure to follow theseinstructions properly mayresult in personal injury or lossof life.CAUTION ...............Failure to follow theseinstructions properly mayresult in property damage orpersonal injury, which maybe serious depending on thecircumstances.Never attempt.Be sure to follow the instructions.Be sure to establish an earth connection.• After reading, keep this manual in a convenient place so that youcan refer to it whenever necessary. If the equipment is transferredto a new user, be sure also to hand over the manual.1