Replacing The Brake Release Board - ABB IRB 6620 Product Manual

4 Repair

4.5.2 Replacing the brake release board

4.5.2 Replacing the brake release board
Location of brake release board
The SMB/BU unit (SMB = serial measurement board, BU = brake release unit) is
located on the left hand side of the frame as shown in the figure below.
The SMB unit and the BU unit are both located inside the SMB/BU box.
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Required equipment
Equipment, etc.
Brake release board including
harness and bracket
Standard toolkit
Other tools and procedures may
be required. See references to
these procedures in the step-by-
step instructions below.
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238
Attachment screws (4 pcs)
SMB/BU unit
Velcro strap
Battery pack
SMB/BU box
Serial measurement unit (SMB), DSQC633
Brake release unit (BU), DSQC1050
Push button guard
Cover, push button guard
Gasket (Foundry Plus)
Article number
3HAC066539-
001
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© Copyright 2006-2018 ABB. All rights reserved.
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Note
DSQC1050
Content is defined in section
tools on page
These procedures include references
to the tools required.
Product manual - IRB 6620
3HAC027151-001 Revision: T
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Standard
346.