4 Repair
4.5.2. Replacement of serial measurement unit
3HAC026660-001 Revision: C170
© Copyright 2006-2008 ABB. All rights reserved.
Required equipment
Removal, serial measurement unit
The procedure below details how to remove the serial measurement unit from the robot.
Equipment Spare part no. Note
Serial measurement unit 3HAC 023424-001
Gasket, base cover 3HAC 022047-001
Centering piece 3HAC025815-001 Fitted to the push button unit in order to
align it correctly.
Replace if damaged.
Standard toolkit - The contents are defined in section
Standard toolkit on page 237.
Circuit diagram See chapter Circuit diagram.
Action Note/Illustration
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
2. Remove the push button guard (A) from the
base.
The guard must be removed to ensure a
correct refitting of the brake release
buttons.
xx0600002744
3. Remove the centering piece (B) from the
push button unit.
xx0600002776
4. Remove the base cover from the robot. Shown in the figure Location of serial
measurement unit on page 169.
5. Disconnect all the connectors from the
serial measurement unit.
6. Unscrew the four hexagon nuts on the
serial measurement unit enough to enable
lifting the unit.
Do not remove the nuts.
Shown in the figure Serial measurement
unit layout on page 169.
Continued
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