2 Installation and commissioning
2.5.4. Manually releasing the brakes
3HAC022033-001 Revision: K
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Location of brake release unit at frame
The internal brake release unit is located either at the base or at the frame. The figure below
shows the unit located at the frame.
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Releasing the brakes
This procedure details how to release the holding brakes when the robot is equipped with an
internal brake release unit.
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Internal brake release unit with push buttons, located on the robot frame
Action
Note
1. The internal brake release unit is equipped with six
buttons for controlling the axes brakes. The buttons are
numbered according to the numbers of the axes.
If the robot is not connected to the controller, power must
be supplied to the connector R1.MP according to the
section
Supplying power to connector R1.MP on page 85
.
Buttons are shown in figure
Location of brake release
unit at base on page 83
Location of brake release
unit at frame on page 84
2.
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!
3. Release the holding brake on a particular robot axis by
pressing the corresponding button on the internal brake
release unit.
The brake will function again as soon as the button is
released.
Continued
Continues on next page
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