25 Error correction
68 99E13331xx-mub-en - V08 2022/07
25 Error correction
25.1 Error messages
Risk of death by electrocution!
Immediately disconnect the device from the power supply if it can no
longer be operated safely, f. ex. in the case of visible damage.
Disconnect the device from the power supply before opening the body.
All work on the open device may only be carried out by professional
personnel.
The controller is a quality product which has been conceived for numerous years of
continuous operation. Please observe the following aspects:
The cause of an error is often not the controller but one of the connected components.
The following notes about fault localisation indicate the most frequent causes of error.