2 Installation and Commissioning
2.4.6. Manually releasing the brakes
3HAC030005-001 Revision: -52
© Copyright 2006 ABB. All rights reserved.
Using the brake release unit with an external power supply
This section details how to release the holding brakes with the internal brake release unit
using an external voltage supply. This is done if the robot is not connected to the controller.
xx0700000441
NOTE!
Be careful not to interchange the 24 V and 0 V pins. If they are mixed-up, electrical
components can be damage.
Action Note
1. Connect an external power +24V supply to the FCI
connector (pin 13 to 0V and pin 15 to +24V).
See cable harness in section
Spare parts - cable harness on
page 209.
2. Release the holding brake on the robot axis by
pressing the brake release button on the internal
brake release panel and keeping it depressed.The
brake will function again as soon as the button is
released.
Continued
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