EB 5573-1 EN 109
Operational faults
9 Operational faults
A malfunction is indicated by the blinking icon on the display. Press the rotary pushbutton
to open the error level. As long as an error message is present, the error level is displayed,
also when it has not been opened by pressing the rotary pushbutton.
In the error level, the error message is displayed as specied in the following list (sec-
tion9.1).
Note:
After the system code number has been changed or after restarting the controller, any
error messages are suppressed for approx. three minutes.
9.1 Error list
Err 1 = Sensor failure (refer to section9.2)
Err 2 = Reserved
Err 3 = Disinfection temperature not reached (refer to section7.11)
Err 4 = Max. charging temperature reached (refer to section7.2)
Err 5 = Reserved
Err 6 = Temperature monitor alarm (refer to section9.3)
Err 7 = Unauthorized access occurred (refer to section9.4)
All error messages, except for “Err 1” can be conrmed in the error level.
Note:
If the error messages that can be conrmed are included in the list shown, you can
decide whether you want to conrm these error messages on exiting the error list.
9.2 Sensor failure
As described in the error list, sensor failures are indicated by displaying “Err 1" error mes-
sage in the error level. For detailed information, exit the error level and view the different
temperature values in the information level: each sensor icon displayed together with three
dashes instead of the measured value indicates a defective sensor. The following list explains
how the controller responds to the failure of the different sensors.