Manually Releasing The Brakes - ABB IRB 4400/60 Product Manual

2 Installation and commissioning

2.4.2 Manually releasing the brakes

2.4.2 Manually releasing the brakes
General
The section below describes how to release the holding brakes of each axis' motor.
This can be done in one of three ways:
Using the push-button when the robot is connected to the controller
This procedure details how to release the holding brakes with push-buttons, when
the robot is connected to the controller.
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• using the push-button when the robot is connected to the controller.
• using the push-button on the robot with an external power supply.
• using an external voltage supply directly on the respective brake.
DANGER
When releasing the holding brakes with push-buttons, the robot must be properly
attached!
DANGER
When releasing the holding brakes, the robot axes may move very quickly and
sometimes in unexpected ways!
Make sure no personnel is near or beneath the robot arm!
Action
The internal brake release unit is located
at the base of the robot.
The brake release unit is equipped with
six buttons for controlling the axes brakes.
The buttons are numbered according to
the numbers of the axes.
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Note
xx0300000198
Product manual - IRB 4400
3HAC022032-001 Revision: Q