NoteAction
Remove the brake release unit from the
bracket by removing the four attachment
screws.
7
Refitting, brake release unit
Use this procedure to refit the brake release unit.
NoteAction
xx0200000023
1
WARNING!
The unit is sensitive to ESD. Before handling
the unit please read the safety information in
the section WARNING - The unit is sensitive
to ESD! on page 48
Shown in the figure Location of brake
release unit on page 174.
Fasten the brake release unit on the bracket
with the attachment screws.
Make sure the unit is positioned as straight as
possible on the bracket! The push buttons can
otherwise get jammed when the SMB cover is
refitted.
2
Art. no. is specified in Required equip-
ment on page 174.
xx0200000129
Connect the connectors X8, X9 and X10 to the
brake release unit.
3
• A: Connector X8
• B: Connector X9
• C: Connector X10
• D: Push buttons
Refit the complete brake release unit (including
brake release unit and bracket) to the SMB
recess with the two attachment screws.
4
Shown in the figure Location of brake
release unit on page 174.
Refit the SMB cover with its attachment
screws.
The push button guard must not be mounted
on the cover before the check described in
following warning is made!
5
Continues on next page
176 3HAC039838-001 Revision: C
© Copyright 2013 ABB. All rights reserved.
4 Repair
4.3.4 Replacing the brake release unit
Continued
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