WARNER ELECTRIC EUROPE - Rue Champfleur, B.P. 20095, F - 49182 St Barthélemy d’Anjou Cedex SM342gb - rev 01/06 5/5
Part Part number
Friction disc BT 2 12 095100
Microswitch NF BT 2 12 095145
O-ring Kit BT 2 12 095228
6Spare parts
7Tools
Tools Function
Airgap adjustment shims Airgap and microswitch adjustment
Open jawed spanner 21 mm A/F Airgap adjustment
Torque wrench (measurement range > 90 Nm) with hexagonal socket insert 10 mm A/F Airgap adjustment
Open jawed spanner 7 mm A/F Microswitch adjustment
Multimeter Voltage checking
Hexagon wrench key 6 mm A/F Transport screws
8Troubleshooting and fault elimination
Troubleshooting
Fault
Brake does not
release
Brake does not
brake
Nuisance braking
Cause
•
Starting voltage too low
•
Power supply is interrupted
•
Airgap too large
•
Worn disc
•
Coil is damaged
•
Airgap too small
•
Overexcitation time too short
•
Voltage present at switch off position
•
Grease on friction faces
•
Holding voltage too low
•
Wrong information from microswitch
Remedy
•
Adjust starting voltage
•
Reconnect power supply, check the adjustement of microswitch
•
Re-adjust the airgap (chapter 4.1)
•
Change disc and readjust the airgap
•
Replace the brake
•
Re-adjust the airgap (chapter 4.1)
•
Increase overexcitation time
•
Check the microswitch’s adjustment and the customer’s
power supply
•
Clean the friction faces, change the disc
•
Adjust the holding voltage
•
Re-adjust the microswitch
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