ABB IRB 6640 Product Manual page 292

4 Repair
4.5.2. Replacement of brake release unit
Continued
Refitting, brake release unit
The procedure below details how to refit the brake release unit.
290
Action
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 read the safety information in
the section WARNING - The unit is sensitive to
ESD! on page 43
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.
4. Connect the connectors X8, X9 and X10 to the
brake release unit.
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!
Note
Shown in the figure Location of brake
release unit on page 288.
Art. no. is specified in Required
equipment on page 288.
xx0200000129
• A: Connector X8
• B: Connector X9
• C: Connector X10
• D: Push buttons
Shown in the figure Location of brake
release unit on page 288.
Continues on next page
3HAC026876-001 Revision: F