ABB IRB 5720 Product Manual page 307

Removing the brake release unit
Use this procedure to remove the brake release unit.
Removing the electronic box
1
2
3
4
Disconnecting and removing the SMB unit
1
Product manual - IRB 5720
3HAC079195-001 Revision: A
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded space.
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the unit
read the safety information in section
sensitive to ESD on page
Remove the electronic box screws.
Remove the electronic box, including all internal
equipment.
CAUTION
Clean cover from metal residues before opening.
Metal residues can cause shortage on the boards
which can result in hazardous failures.
Action
DANGER
Make sure that all supplies for electrical power, hy-
draulic pressure, and air pressure are turned off.
© Copyright 2022 ABB. All rights reserved.
5.7.3 Replacing the brake release unit
The unit is
52.
5 Repair
Continued
Note
xx2100002134
xx2100002135
Note
Continues on next page
307