NoteAction
DANGER
Make sure that the ball screw is supported with
something.
The sudden drop of the ball screw due the lost of
the axis-3 motor may cause danger.
2
xx2300000557
Loosen the screws of the axis-3 motor sub-as-
sembly to let the axis-3 timing belt free.
3
Release the timing belt.4
Releasing the axis-4 timing belt
NoteAction
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
xx2300000558
Loosen the six screws of the axis-4 motor sub-
assembly to let the axis-4 timing belt be free.
2
Release the timing belt.3
Continues on next page
Product manual - IRB 930 299
3HAC086009-001 Revision: A
© Copyright 2023 ABB. All rights reserved.
5 Repair
5.6.3 Replacing the pulley on the ball screw lower position
Continued
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