ABB IRB 7600 - 500/2.55 Product Manual page 290

4 Repair
4.5.1 Replacing the SMB unit
Continued
Equipment, etc.
Circuit Diagram
Removing, SMB unit
Use this procedure to remove the SMB unit.
1
2
3
4
5
6
7
8
Refitting, SMB unit
Use this procedure to refit the SMB unit.
1
Continues on next page
290
Art. no.
-
Action
Move the robot to the calibration position.
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot working area.
xx0200000023
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 52
Remove the SMB cover by unscrewing its attachment
screws.
Remove the connectors X8, X9 and X10 from the
brake release board, if need of more space.
Remove the nuts and washers from the pins that se-
cure the board.
Gently disconnect the connectors from the SMB unit
when pulling the board out.
Disconnect the battery cable from the SMB unit.
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot working
area.
© Copyright 2007-2013 ABB. All rights reserved.
Note
See chapter Circuit diagram on
page 457.
Note
Shown in the figure
SMB unit on page 289.
Shown in the figure
SMB unit on page 289.
Connectors R1.SMB1-3,
R1.SMB4-6 and R2.SMB
Shown in the figure
SMB unit on page 289.
Note
3HAC022033-001 Revision: M
Location of
Location of
Location of