ABB IRB 920 Product Manual page 847

For Clean Room/ IP54 robots
Removing the top cover and the flange with bearing
1
2
3
4
Product manual - IRB 920
3HAC075721-001 Revision: C
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
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.
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Loose the locking screws.
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Remove the top cover from the ball screw.
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5.8.1 Replacing the axis-1 gear unit sub-assembly
Note
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5 Repair
Continued
Continues on next page
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