FAIL002 is a warning shown in the display of the unit if the unit has been switched off.
The Air 160 needs to be switched on 24/7, this to make sure that it can offer the most reliable disinfection of your room.
If the unit is switched off the warning message FAIL002 will appear in the display.
This warning message indicates that the room is not disinfected and may hold some unwanted micro-organisms.
Pressing the button on the display of the AIR 160
once will simply remove this warning message.