4 Repair
4.5.4. Replacement of balancing device
3HAC023082-001 Revision: E326
© Copyright 2004-2008 ABB. All rights reserved.
Refitting, balancing device
The procedure below details how to refit the balancing device.
9. Restore the balancing device. Detailed in section Restoring the
balancing device on page 334.
10. Secure the two bearing attachments to the
balancing device by replacing the protection
plug on the outside of each attachment, with
securing screws.
The protection plugs must be refitted after
refitting the balancing device, do not loose
them!
Shown in the figure Attachment points,
balancing device on page 323!
Dimensions for the securing screws
are specified in Required equipment
on page 323.
11. Remove the two bearing attachments from the
frame by unscrewing their four attachment
screws.
Shown in the figure Location of
balancing device on page 322!
Make sure the parallel pins inside are
not lost!
12. Fit two guide pins through the upper holes of
the bearing attachments, to the frame.
Art. no. is specified in Required
equipment on page 323!
13. Lift the balancing device gently backwards to a
secure area, allowing the bearing attachments
to slide on the guide pins.
Note! Make sure not to burden the
guide pins with the weight of the
balancing device!
Action Note/Illustration
Action Note
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. Secure the lower arm to the frame by inserting
the locking screw into the attachment hole in
the frame.
Art. no. is specified in Required
equipment on page 323!
Attachment hole is shown in the
figure Attachment points, balancing
device on page 323.
3. Secure the bearing attachments to the
balancing device with securing screws.
Shown in the figure Attachment
points, balancing device on page
323!
Dimension of the securing screws is
specified in Required equipment on
page 323.
4. Refit the two parallel pins in the frame. Shown in the figure Location of
balancing device on page 322!
5. Fit two guide pins to the upper holes in the
frame, where the bearing attachments are to be
attached.
Continued
Continues on next page
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