NoteArticle numberEquipment, etc.
For spare part number,
see: Spare parts on
page 389.
Battery pack
Content is defined in section Standard
tools on page 383.
-Standard toolkit
See chapter Circuit diagrams on
page 391.
-Circuit diagram
Removing, SMB unit
Use this procedure to remove the SMB unit.
NoteAction
Move the robot to the calibration position.1
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot working area.
2
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the unit
read the safety information in section The unit is
sensitive to ESD on page 31
3
Shown in the figure Location of
SMB unit on page 164.
Remove the SMB cover by unscrewing its attachment
screws.
CAUTION
Clean cover from metal residues before opening.
Metal residues can cause shortage on the boards
which can result in hazardous failures.
4
Use caution and remove the connectors X8, X9 and
X10 from the brake release board, if need of more
space.
5
Shown in the figure Location of
SMB unit on page 164.
Remove the nuts and washers from the guide pins
that secure the board.
6
Connectors R1.SMB1-3,
R1.SMB4-6 and R2.SMB
Use caution and disconnect the connectors from the
SMB unit when pulling the board out.
7
Continues on next page
166 Product manual - IRB 460
3HAC039842-001 Revision: P
© Copyright 2012-2018 ABB. All rights reserved.
4 Repair
4.3.3 Replacing the SMB unit
Continued
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