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Note!
Note!
When measuring the voltage at the regulator B+ or K11.4-, there is a major
When measuring the voltage at the regulator B+ or K11.4-, there is a major
risk that you measure a voltage from logic+ at the regulator.
risk that you measure a voltage from logic+ at the regulator.
E105 Sub info: Overcurrent to motor
E105 Sub info: Overcurrent to motor
E105 Sub info: Input voltage too high
E105 Sub info: Input voltage too high in the main circuit
in the main circuit
Y
Yes
es
Is there voltage at K10.3+
Is there voltage at K10.3+
šš
No
No
Check that K11 is closed
Check that K11 is closed
Y
Yes
es
Check the cabling between K
Check the cabling between K11.4-
11.4-
and the regulator. Fault found?
and the regulator. Fault found?
šš
No
No
Replace the regulator
Replace the regulator
Y
Yes
es
Repair the cabling
Repair the cabling
Is the control cable between the
Is the control cable between the
regulator and motor OK?
regulator and motor OK?
šš
No
No
Repair the cabling The fault may
Repair the cabling The fault may
also be due to a gap in the contact
also be due to a gap in the contact
in the case of intermittent faults.
in the case of intermittent faults.
Y
Yes
es
Replace motor
Replace motor
Measure the voltage between B-
Measure the voltage between B-
and B+ on the
and B+ on the regulator.
regulator.
šš
Voltage > 60 V
Voltage > 60 V
Check why the voltage is high.
Check why the voltage is high.
Voltage < 60 V.
Voltage < 60 V.
Is the fault condition permanent?
Is the fault condition permanent?
šš
Y
Yes
es
Replace the regulator
Replace the regulator
No
No
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