4 Repair
4.5.3. Replacement of push button unit
1753HAC026660-001 Revision: C
© Copyright 2006-2008 ABB. All rights reserved.
Refitting, push button unit
The procedure below details how to refit the push button unit to the robot.
7. Lift and pull the serial measurement unit
backwards, over the lip (A), and lift it away.
xx0500001455
8. Remove the two hexagon nuts from the push
button unit.
Shown in the figure Push button unit on
serial measurement unit on page 173.
9. Remove the push button unit by lifting it up.
Action Note/Illustration
Action Note
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
2. Fit the new push button unit to the serial
measurement unit in the robot base.
Spare part no. is specified in Required
equipment on page 173.
Shown in the figure Push button unit on
serial measurement unit on page 173.
3. Secure the unit with two hexagon nuts. Shown in the figure Push button unit on
serial measurement unit on page 173.
4. Push in and secure the SMB unit with the four
hexagon nuts.
Shown in the figure Push button unit on
serial measurement unit on page 173.
5. Refit the centering piece (B) to the push button
unit in order to align it vertically.
Also make sure that the unit is correctly
aligned sideways: the measurements x1 and
x2 in the figure to the right should not differ
more than 1 mm from each other!
xx0600002777
6. Refit the push button guard to the robot base.
Continued
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