ABB IRB 4400/60 Product Manual page 212

4 Repair
4.6.3 Replacement of the brake release board
Continued
7
Refitting of brake release board
The procedure below details how to refit the brake release board to the robot.
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212
Action
Remove the brake release board by removing its at-
tachment screws.
Note
The guard plate will be dismantled when the screws
for brake release board are unscrewed.
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply (do not turn off for Foundry
Prime robots!)
to the robot, before entering the robot working area.
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 32
Refit the new brake release board with its attachment
screws.
Note
Make sure that the guard plate is mounted when the
screws for brake release unit are reassembled.
Refit the connectors X8, X9 and X10 to the brake re-
lease board.
Be careful not to damage the sockets or pins.
Make sure the connector and its locking arms are
snapped down properly.
Verify that the robot cabling is positioned correctly,
according to previously taken picture/notes.
WARNING
Screened cables must not get in contact with the
brake release board after installation. Eliminate all
risks of contact between screened cables and the
brake release board.
Refit the rear cover plate to the base of the robot.
© Copyright 2004-2018 ABB. All rights reserved.
Info/Illustration
Note/Illustration
The
Maximum tightening torque:
5 Nm.
Shown in the figure Connect-
ors on the brake release
board on page 210.
Shown in the figure Location
of the brake release board
on page 210.
Product manual - IRB 4400
3HAC022032-001 Revision: Q