Kone MX20 - Brake Test after Brake Replacement and Adjustment

KONE Maintenance Method
MX10 / MX20 MCP Procedures - ASME A17.1-2013 / CSA B44-13
© 2014 KONE Corporation PSK8-604-MX10/MX20
All rights reserved.
37 (-) 2014-12-15
Procedure Note
7. Repeat steps 1…7 to the other brake.
8. If both brake tests succeeded, disengage
the car blocking device.
9. Ensure that the manual brake release
works properly:
Go to sections: Adjusting the manual
brake releasing device and Testing the
manual brake releasing device.
Brake test after brake replacement and adjustment: MX10 and MX20
Procedure Note
1. Inhibit landing calls and door opening.
2. Nobody is allowed to stay in the car or in
the elevator shaft during the test.
3. Position the empty car so that the blocking
pin of car blocking device is in the center of
the slot of the blocking plate.
4. Engage the blocking pin.
5. Mark position of the traction sheave (brake
wheel) on the motor body.
6. Leave from the car roof.
7. Open brake using electric brake tool.
8. Wait about one minute. Check for
movement of the traction sheave (brake
wheel).
There must not be visible movement of the
traction sheave (car).If the elevator does not
pass the brake test, initiate corrective
measures as follows. Brake system must
pass the test before the elevator is put back
in service.
9. Remove brake tool.
10. Repeat previous steps on other brake.
11. Disengage the car blocking device.
12. With car at bottom floor, load 125% rated
load in the car.
WARNING! Car may move as weight is
added.
13. Open one brake electrically.