Lenze BA14.0169 Spring Operated Brake BFK ... - Southern Power

Troubleshooting and fault elimination
Fault Cause Remedy
AC and mains voltage do not tally Missing or defective fusing Choose a terminal post that has fusing and is OK.
Microswitch incorrectly wired
Microswitch defective or incorrectly set
Check and correct microswitch wiring.
Replace entire stator and return defective unit to the
maker.
Signal S g a ”wear limit reached” ed at Microswitch incorrectly wired Check and correct microswitch wiring.
s Lü s Lü max. Microswitch incorrectly set. Replace the entire stator and return the defective unit
to the maker.
Signal S g a ”wear limit reached ed ” not
Microswitch incorrectly wired
Check and correct microswitch wiring.
transmitted at s Lü s Lü max. Microswitch incorrectly set or defective Replace the entire stator and return the defective unit
to the maker.
Power supply cable broken
Replace defective cable
Brake distance too great switching time too long Turn the DC power off (see wiring diagram).
Friction surface dirty
Replace brake. Return defective unit to maker for
repair.
Brake torque too low
Adjust brake torque.
Brake distance too short Brake torque too high Adjust brake torque, check twin-circuit function
(chapter 5.1.3)
BA BFK454 GB 3.0
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