ABB IRB 920 Product Manual page 530

5 Repair
5.6.5 Replacing the ball screw
Continued
Refitting the top cover and the flange with bearing
1
2
3
4
Continues on next page
530
Action
For robots with protection type Clean Room:
Clean the joints that have been opened and wipe
the parts free from particles with spirit on a lint
free. See Cut the paint or surface on the robot
before replacing parts on page 118
Note
After all repair work, wipe the Clean Room robot
free from particles with spirit on a lint free cloth.
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Install the flange with bearing to the extension
shaft.
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Refit the screws to the flange with bearing.
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Refit the top cover to the ball screw.
Tip
The top surface of the cover should be flush with
the top end of the ball screw.
© Copyright 2022 ABB. All rights reserved.
Note
xx2100002402
Screws: Hex socket head cap
screw M2.5x6 12.9 Lafre
2C2B/FC6.9 (8 pcs)
Tightening torque: 0.8 Nm ±10%
xx2100002401
xx2100002399
Product manual - IRB 920
3HAC075721-001 Revision: C