ABB IRB 920 Product Manual page 585

3
Disconnecting the connectors for axis-4 motor
1
Product manual - IRB 920
3HAC075721-001 Revision: C
Action
Remove the screws on the cover of the outer arm
and remove the cover.
Note
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Remove the cover with bellow and housing.
Note
The bellow does not need to be removed separ-
ately.
Tip
Check the gasket and replace it if needed.
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.
© Copyright 2022 ABB. All rights reserved.
5.6.8 Replacing the axis-4 second timing belt
Note
For robots with protection class
IP30
xx2100000933
For robots with protection class
IP54 (option 3350-540)
For robots with protection type
Clean Room (option 3351-1)
xx2100002427
Note
Continues on next page
5 Repair
Continued
585