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64 Maintenance
2. After lubricating, clean the excess lubricant.
Replacing the door limit switch
WARNING!
Make sure that the circuit breaker is open and cannot be closed accidently when
performing the task.
1. Open the main circuit breaker of the auxiliary panel.
2. Check and make sure that no voltage is connected to the limit switch door and the light
lane.
3. Loosen the limit switch screws.
4. Replace the limit switch and verify the connections and operation. For more information,
refer to the sensor manual.
5. Close the circuit breaker and make sure that the door limit switch operates as expected.
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