W&H Assistina Twin MB-302 Instructions For Use Manual page 44

Error messages
LED display
The LED for the right or
left chamber is red.
The start button LED is purple.
The LED for the right or
left chamber is red.
The start button LED is blue.
If any of the described problems cannot be corrected by the remedy provided above, the unit will need to be inspected by an
authorized W&H service partner (see page 53).
> Disconnect the medical device from the air connection hose and power supply unit.
> Remove the instruments and cartridges from the medical device.
44
Description
The lubrication of the chucking system
did not complete successfully.
The lubrication of the chucking system
did not complete successfully.
Problem with air supply.
Solution
> Press the »Start« button.
> Repeat the lubrication.
> Restore the air supply.
> Press the »Start« button.
> Repeat the lubrication.