This is not an error code, this means that the steriliser needs to run a cleaning cycle. Please do the following with no items in the steriliser:
- Turn off the steriliser, open the door then turn back on.
- Press and hold the Select button on the control panel until the display changes to CLE.
- Shut the door and then press the Start button the display, this will now show 19.
- The cleaning cycle will now run for 19 minutes. There will then be a 10 minute drying time and once completed the display will show ED.
- Restart your steriliser and the lights should now not appear.