16Looking after your machineTo always get the best performancefrom your Dyson purifying fan, it'simportant to regularly clean it andcheck for blockages.CleaningIf dust accumulates on the surfaceof your machine, wipe dust fromthe loop amplifier, filter unitand other parts with a dry ordamp cloth.Look for blockages in the air inletholes on the filter and the smallaperture inside the loop amplifier.Use a soft brush to remove dustand debris.Don't use detergents or polishes toclean your machine.Changing your filtersThe Dyson Link app andLCD screen on your machinewill indicate when to changeyour filters.Order new filters on the Dyson Linkapp or www.dyson.com. Your newfilters will come with instructions,go online for further supportand videos.Don't use your Dyson purifying fanwithout the filters in place. Unplugyour machine from the mainselectricity supply before cleaning orchanging filters.Error codesIf your machine shows an errorcode, try turning it off and thenon again. If this doesn't clearthe error code contact DysonCustomer Care.For further information andsupport about the care andmaintenance of your machine andreplacing the filters go to the DysonLink app or online:TW: www.dyson.tw/supportHK: www.dyson.hk/supportMY: www.dyson.my/supportSG: www.dyson.com.sg/supportCONTROL WITHOUT REMOTE• The machine can be controlled through your Dyson Link app.DYSON LINK APP CONNECTIVITY• You must have a live internet connection in order for the Dyson Link app to work.• The machine can connect to either 2.4GHz or 5GHz networks which includes mostmodern routers. Check your router documentation for compatibility.• The Dyson Link app requires an iOS device with at least iOS version 10* or an Androiddevice with at least Android version 5.• Your mobile device must have Bluetooth ® wireless technology 4.0 support (Bluetooth ®wireless technology Low Energy) in order to set up a connection with the appliance.Check your device specification for compatibility.The Bluetooth® word mark and logos are registered trade marks owned by theBluetooth SIG, Inc. and any use of such marks by Dyson is under license.Supported Wi-Fi protocols:– IEEE802.11a– IEEE802.11b (Not recommended)– IEEE802.11g– IEEE802.11nREPLACEABLE PARTSBATTERY REPLACEMENTCAUTION• Unscrew the battery compartment on the remote control. Loosen the base and pull toremove the battery.• Do not install backwards or short-circuit the batteries.• Do not attempt to dismantle or charge the batteries. Keep away from fire.• Follow the battery manufacturers' instructions when installing new batteries(battery type CR 2032).• Always replace the screw in the remote control and refer to the battery hazard in thewarning section.Additional information