WARNER ELECTRIC EUROPE - Rue Champfleur, B.P. 20095, F - 49182 St Barthélemy d’Anjou Cedex
SM346gb - rev 09/03
5/5
6
Troubleshooting and fault elimination
Troubleshooting
Fault
Brake does not
release
Brake does not
brake
Nuisance braking
Cause
•
Power supply is too low
•
Airgap too large
•
Worn disc
•
Coil is damaged
•
Voltage present at switch off position
•
Grease on friction faces
•
Power supply is too low
•
Wrong information from microswitch
Remedy
•
Adjust power supply
•
Change the 2 discs (chapter 4.1)
•
Change the 2 discs (chapter 4.1)
•
Replace the brake
•
Check the microswitch’s adjustment and the customer’s
power supply
•
Change the 2 discs (chapter 4.1)
•
Adjust power supply
•
Re-adjust the microswitch