W&H Assistina MB-302 Instructions For Use Manual page 41

Error messages
LED display
The start button LED is blue
The LED for the right or left
chamber is red
start button LED is green
The LED for the right or left
chamber is red /
start button LED is blue
Description
Problem with air supply
The maintenance process did not
complete successfully.
The maintenance process did not complete
successfully – problem with air supply
Solution
> Restore the air supply.
> Press the »Start« button.
> Repeat the maintenance process.
> Restore the air supply.
> Press the »Start« button.
> Repeat the maintenance process.
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