Install and test the operation of the emergency stop switch

1.Install the Maintenance Control Unit 

The maintenance control unit is used to operate the escalator at a reduced speed during maintenance.

CAUTION!

Please ensure that yourself and all other persons near the escalator are not in a dangerous position before attempting to start the escalator.

Ensure the emergency stop button is pressed down before entering the maintenance room.

First, remove the cover from the maintenance control socket and plug in the maintenance control unit.

Second, test the operation of the maintenance control unit.

1) Plug the inspection controller into the inspection socket.

2) Press the start button and up button at the same time.

   » The unit moves upwards (direction of drive unit). 3) Release the button.

   » The unit must stop immediately.

4) Press the start button and the down button at the same time.

   » The unit moves downwards (direction of tensioning station).

5) Release the button.

   » The unit must stop immediately.

Use the maintenance control unit to run the escalator in both directions at least one full revolution of the step band. Once the unit is operating correctly, begin the final adjustment of all springs, switches and sensors.

2.Test Emergency Stop Switch Operation

Use maintenance control unit to run the escalator in any direction and then push the emergency stop switch to verify it is functioning properly. Then return the switch to the original position (pulled out) for normal escalator operation.