Troubleshooting and fault elimination
8
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| BA 14.0190 - EN | 02/2007
42
Remedy
Cause
Fault
Rotor not thick enough
Rotor has not been replaced in time
Replace rotor (chapter 7.3.2)
Voltage is not zero when checking
the operation (6.2.2 or 6.2.3)
Incorrect wiring of microswitch
Check the wiring of the microswitch and correct it.
Defective microswitch or incorrect
setting
Replace the stator and send the defective stator to
the manufacturer.
Voltage too high
Brake voltage does not match the
rectifier
Adapt rectifier and brake voltage to each other.
Voltage too low
Brake voltage does not match the
rectifier
Adapt rectifier and brake voltage to each other.
Defective rectifier diode
Replace rectifier by a suitable new one.
AC voltage is not mains voltage
Fuse missing or defective
Select a connection with proper fusing.
Incorrect wiring of microswitch
Check the wiring of the microswitch and correct it.
Defective microswitch or incorrect
setting
Replace the entire stator and return it to the
manufacturer.
