Retsch MM 500 Vario, Manual

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Error Messages and Information Notes
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
Wait until the transfer and installation have finished.

The dial flashes blue until the touchscreen is restarted. This may take a few seconds.
7.11.10 Service Environment
The service environment can be accessed using this section. The service environment can only
be accessed by service technicians who have been authorised by Retsch GmbH.

If the service environment is selected, the USB interface is activated and "On" displayed
beneath the symbol. No other functions will be executed, however.

Deactivate the service environment by pressing on the section or exit the "System settings"
menu by pressing the button.

All other functions remain deactivated while the service environment is activated.
7.11.11 Log file
Using this section a log file of the device can be prepared and saved on a USB carrier. This
function is also used to read out operating hours, error messages and information, and can only
be accessed by service technicians who have been authorised by Retsch GmbH.
8 Error Messages and Information Notes
8.1 Error Messages
Error messages inform the user about detected device or programme errors. In the event of an
error message, a fault has occurred, in which the operation of the device or the programme is
automatically interrupted. Such faults must be resolved before next startup.
Error code Description Measures
E11 Drive overloaded
•
Turn the main switch off and wait 30 secs
before switching the device back on.
•
Remove any foreign bodies inside the
device.
•
Make sure that the cassette is not
overfilled.
•
If the fault remains, contact Service at
Retsch GmbH.
E20 Control fault
•
Turn the main switch off and wait 30 secs
before switching the device back on.
•
If the fault remains, contact Service at
Retsch GmbH.
E25 Display fault
E26 Frequency converter fault
E41 Speed sensor fault
E50 Safety circuit fault
E80 USB interface fault