Symptom :

Fill nozzle does not engage with pipette

Hint :

1. Check if the LED's on the board confirm that the fill nozzle is on the correct position
2. Check for mechanical obstructions.
3. Check grub screw in motor lever arm.
4. Check fill nozzle motor gearbox.
5. Motor failure.

Additional information :

Note the applicable nozzle configuration, advised is to use the latest nozzle configuration

Led status of the four stages for the previous version.

Current nozzle unit adjustment