4 Repair
4.5.4. Replacement of spherical roller bearing, balancing device
3HAC022033-001 Revision: E
288
©
Co
py
rig
h
t 200
4 - 20
08 ABB.
All r
ig
h
ts r
e
se
rv
ed
.
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 285
.
xx0500002257
A. Threaded bar 3HAC15945-1
B. Dolly 3HAC15948-1
C. Press tool 3HAC15846-1
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 285
.
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 3HAC15948-1
C. Press tool 3HAC15846-1
7. Refit the balancing device to the robot.
Detailed in section
.
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
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
Action
Note
Continued
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