ABB IRB 920 Product Manual page 466

5 Repair
5.6.4 Replacing the pulley on the ball screw lower position
Continued
4
Removing the ball screw with the flange
1
2
3
4
Continues on next page
466
Action
Remove the mechanical stopper.
CAUTION
If the ball screw nut or ball screw spline nut go
out of the screw shaft, the ball screw is destroyed.
Be careful when you do any work that may cause
this.
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
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.
Remove the screws and washers on the ball screw
flange.
© Copyright 2022 ABB. All rights reserved.
Note
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Note
The
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xx2100001082
Product manual - IRB 920
3HAC075721-001 Revision: C