NoteAction
xx2100001184
Mark the location of the ball screw shaft grooves
on the ball screw lower nut.
2
IRB 920 special tool:3HAC077249-
001
xx2100001185
Insert the special tool into the ball screw shaft.3
xx2100001186
Move the ball screw nut from the ball screw shaft
to the special tool.
4
Refitting the ball screw lower nut
NoteAction
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
Continues on next page
Product manual - IRB 920 509
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.5 Replacing the ball screw
Continued
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