ABB IRB 930 Product Manual page 402

5 Repair
5.6.8 Replacing the outer arm
Continued
2
3
Removing the axis-4 timing belt
1
2
3
Removing the pulley on the ball screw lower position
1
2
Continues on next page
402
Action
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.
Remove the axis-3 timing belt.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
Loosen the screws of the axis-4 motor sub-as-
sembly to let the axis-4 timing belt be free.
Remove the timing belt.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the
unit read the safety information in section
unit is sensitive to ESD on page
© Copyright 2023 ABB. All rights reserved.
Note
Note
xx2300000558
Note
The
46.
Product manual - IRB 930
3HAC086009-001 Revision: A