Prepare a sanitizing solution according to the instructions of your locally approved sanitizing product. For instance:
- Fill a container with hot water
- Add a sanitizing tablet for each 2 litres of water
Insert the key in the keyhole and turn it 90 degrees clockwise to open the door.
Insert the yellow key and turn 90 degrees
WARNING! This will reactivate the functions that, by opening the door, were disconnected for safety reasons