
Malfunction, cause and remedy
17
Faults of the electrics/electronics
17.5
Comprima V 180
Original Operating Instructions 150001053_00_en
213
521109-
Low
The voltage group (UB2) has not passed the self-test.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521110-
Low
The voltage group (UB3) has not passed the self-test.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521111-
Low
The voltage group (UB4) has not passed the self-test.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521112-
Low
The voltage group (UB5) has not passed the self-test.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521113-
Low
The voltage group (UB6) has not passed the self-test.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521114-
Low
Supply voltage of the sensors Uext1 faulty.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.
521115-
Low
Supply voltage of the sensors Uext2 faulty.
Possible cause
Remedy
FMI 4: An undervoltage or a short circuit to ground has occurred.
There is a cable break or
short circuit.
Note down the error number on the FMI and contact the
KRONE service partner.