ABB IRB 920, Product Manual

Page: 498 / 1008

Note Action
xx2100002408
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Loosen the upper bellow clamp by loosening the
screw and pull the clamp apart slightly. 3
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Remove the bellow from the outer arm.
Note
For robots with protection class IP54 (option 3350-
540)
Clean the bellow from the glue if it will be reused.
4
For robots with protection class IP54 (option 3350-
540) 5
Remove the bellow gasket from the bellow.
Note
Clean the bellow gasket from the glue if it will be
reused.
Note
Be careful when removing the bellow gaskets. If
any broken, replace it.
Removing the shaft for Clean Room/ IP54 robots
Note Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
CAUTION
For robots with protection type Clean Room
Always cut the paint with a knife and grind the
paint edge when disassembling parts of the robot!
See
Cut the paint or surface on the robot before
replacing parts on page 118 .
2
Continues on next page
498 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.5 Replacing the ball screw
Continued