4 Repair
4.5.2. Replacement of brake release unit
279
3HAC026876-001 Revision: C
© Copyri
ght
200
6-2008 ABB.
All rights reserved.
Refitting, brake release unit
The procedure below details how to refit the brake release unit.
Action
Note
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
For Foundry Prime robots: Do not turn off the
air pressure to motors and SMB.
2.
esd
WARNING!
The unit is sensitive to ESD, before handling
the unit please observe the safety information
in section
WARNING - The unit is sensitive to
3. 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.
Shown in the figure
4. Connect the connectors X8, X9 and X10 to the
brake release unit.
xx0200000129
•
A: Connector X8
•
B: Connector X9
•
C: Connector X10
•
D: Push buttons
5. Refit the SMB cover with its attachment
screws.
The push button guard must not be mounted
on the cover before the check described below
is made!
Shown in the figure
Continued
Continues on next page
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