NoteAction
Tightening torque: 2.5 Nm ±10%
xx2100002400
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Pull the lower end of the bellow to the outer arm.
Tip
For robots with protection class IP54 (option 3350-
540)
Hold the bellow for a little while until it's attached
to the housing.
4
For robots with protection class IP54 (option 3350-
540)
5
For robots with protection type Clean Room (op-
tion 3351-1)
Secure them with the clamp.
Tip
The opening part of the clamp should be in the
opposite position to the gap on the bellow gasket.
Refitting the top cover and the flange with bearing
NoteAction
For robots with protection type Clean Room:1
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.
xx2100002402
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.
2
Continues on next page
Product manual - IRB 920 427
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.2 Replacing the bellows
Continued
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