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7.7.1 Error codes
The error code in an alarm and warning history consists of two digits. The first digit in the
error code refers to the component:
First digit Description
0 Pre-cooling unit
1 Deep-cooling unit I
2 Deep-cooling II
3 General device error
The second digit of the error code offers detailed information about alarm or warning
messages.
The following chapters describe the error codes for warning and alarm messages in
detail.
7.7.2 Warning symbols
In the alarm and warning history there are two different warning symbols:
Warning symbol Description
Warning
Canceled warning (warning triangle with
check mark)
The warning triangle stands for a warning. A canceled warning is symbolized by a warning
triangle with check mark.
When a warning has been canceled, the alarm and warning history will show a line dis-
playing a warning triangle with check mark including date and hour of cancellation.
Note
If you want to contact our service department to report a warning or
alarm message, please keep ready the following information:
• Is the message an ‚alarm‘ or a ‚warning‘ message?
• Which error code is being displayed on the screen?
The following table shows the symbols that can occur in case of a warning and explains
their meaning.
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