Parallel Bar With Bearings - ABB IRB 6400R Product On-Line Manual

Repairs
Figure 11 Joint axes 2 and 3

6.2 Parallel bar with bearings

Refer to foldout no. 2:1.
Dismounting:
IMPORTANT! Secure axis 3 with two extra mechanical stops, so that the
balancing weight for axis 3 cannot fall down, and secure the upper arm with a
hoist or similar.
1. Attach a hoist and lifting device to the parallel bar.
2. Dismount screw and washer <2:1/224, 223> by the parallel arm.
3. Dismount screw and washer <2:1/224, 223> by the upper arm. Lift the bar away.
Mounting:
4. Lift the parallel bar in position.
5. Place the axial washer and cover washer on each side of the bearing
6. Place and centre the parallel bar
7 Apply a thin coat of grease on the shaft
8. Press the shaft with a hydraulic press and tool (3HAC 5026-1)
9. Apply Loctite 243 and mount the screw and washer<2:1/224, 223>.
Do not forget to remove the 2 extra mechanical stops!
Product Manual IRB 6400R
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Arm System
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3
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