ABB Robotics IRB 6790 Product Manual page 249

5
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Disconnecting the brake release unit
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4
Product manual - IRB 6790
3HAC063331-001 Revision: B
Action
CAUTION
Turn off the air pressure supply.
Remove the SMB cover.
The battery can stay connected, to avoid the need of
synchronizing the robot.
CAUTION
If the battery stays connected, put (or hold) the SMB
cover in a safe position. The battery cable connectors
can otherwise be damaged.
Action
DANGER
Make sure that all supplies for electrical power and
hydraulic pressure are turned off.
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the unit
please read the safety information in the section
unit is sensitive to ESD on page 49
Take a picture or make notes of how the robot cabling
is positioned in regard to the brake release board.
Remove the connectors X8, X9 and X10 from the
brake release board.
© Copyright 2019 - 2020 ABB. All rights reserved.
4.4.4 Replacing the brake release unit
Note
xx1300000742
Note
The
xx1300000670
Continues on next page
4 Repair
Continued
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