4 Repair
4.5.3. Replacement of spherical roller bearing, balancing device
3HAC023082-001 Revision: E320
© Copyright 2004-2008 ABB. All rights reserved.
3. Insert the threaded bar through the new
bearing and place it at the front ear. Fit also the
press tool and the dolly to the bar as shown in
the figure to the right.
Secure with the nut and washer at each end.
Spare part no. is specified in
Required equipment on page 317.
xx0500002257
A. Threaded bar 3HAC15945-1
B. Dolly 3HAC15948-2
C. Press tool 3HAC15846-2
4. Press in the bearing properly inside the ear.
5. Apply grease to the new sealing rings and o-
rings and fit one of each to the new sealing
spacers. Also, grease the sealing spacers.
Spare part no:s are specified in
Required equipment on page 317.
6. Press in the sealing spacers with the press
tools, as shown in the figure to the right.
Secure the press tool and dolly with nuts and
washers.
Note! Fit the sealing spacers one at a time!
xx0500002258
A. Threaded bar 3HAC15945-1
B. Dolly 3HAC15948-2
C. Press tool 3HAC15846-2
7. Refit the balancing device to the robot. Detailed in section Refitting,
balancing device on page 326.
8. Lubricate the spherical roller bearing in the ear.
Note! The balancing device must be mounted
on the robot when lubrication is performed!
Detailed in section Lubrication of
spherical roller bearing, balancing
device on page 203.
9. Make sure no incorrect leakage occures. It
could indicate damaged o-rings.
Further information is available in
section Check for leakage on page
156.
Action Note/Illustration
Continued
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