4 Repair
4.5.2. Replacement of brake release unit
2793HAC020993-001 Revision: G
© Copyright 2004-2008 ABB. All rights reserved.
Refitting, brake release unit
The procedure below details how to refit the brake release unit.
7. Remove the brake release unit from the
bracket by removing the four attachment
screws.
Action Note/Illustration
Action Note/Illustration
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
ESD! on page 40
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 Location of brake
release unit on page 277!
Art. no. is specified in Required
equipment on page 277!
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
Continued
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