NoteAction
Shown in the figure View of the assembly
of the upper arm components on page 192.
Refit the axis-2 shaft:
1 Carefully refit the shaft, axis 2 (A) by
hand only.
Do not use force since the threads
can be damaged if fitting is not done
in the correct way.
2 Secure the shaft.
Tightening torque: 800 Nm.
3 Refit the sealing ring (F) on the shaft.
4 Refit the bearing (G) on the shaft with
the pressing tool, upper arm.
5 Fit an o-ring (H) on the sealing ring
(I) and fit it on the shaft.
Note
The o-ring shall be faced against the
bearing.
6 Fit the o-ring (L) on the sealing as-
sembly (J) and refit the sealing as-
sembly on the shaft.
7 Apply locking liquid (Loctite 243) on
the lock nut (K) and refit it using a
KM12 socket in three steps:
a Fit the lock nut with a tighten-
ing torque of 300 Nm.
b Unscrew the lock nut.
c Fit the lock nut once again.
This time with a tightening
torque of 90 Nm.
6
Art. no. is specified Required equipment
on page 193
Loctite 243.
Shown in the figure View of the assembly
of the upper arm components on page 192
Apply locking liquid in the holes for the set
screws (C) and fit the screws.
7
Loctite 243.
Tightening torque: 35 Nm.
Wipe residual grease from the shafts.8
Detailed in section Replacing the parallel
rod on page 216
Refit the parallel rod.9
Detailed in sectionRefit the cable harness, upper end.10
Detailed in section Replacement of linkage
- upper rod on page 201
Refit the linkage.11
Detailed in section Replacing the linkage
- lower rod on page 205
Detailed in section Replacement of linkage
- link on page 209
Detailed in section Replacing the balan-
cing device on page 236
Refit the balancing device.12
Pendulum Calibration is described in Op-
erating manual - Calibration Pendulum,
enclosed with the calibration tools.
Recalibrate the robot.13
Axis Calibration is described in Calibrating
with Axis Calibration method on page 315.
General calibration information is included
in section Calibration on page 305.
Continues on next page
Product manual - IRB 660 199
3HAC025755-001 Revision: W
© Copyright 2006-2020 ABB. All rights reserved.
4 Repair
4.4.3 Replacement of upper arm
Continued
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