ABB IRB 930, Product Manual

Page: 315 / 606

Note Action
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the
unit read the safety information in section
The
unit is sensitive to ESD on page 46 .
2
xx2300000567
Remove the screws and washers. 3
Remove the pulley carefully.
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.
4
Removing the ball screw lower nut
Note Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
IRB 930 auxiliary
shaft:3HAC087847-001 Remove the screws on the lower nut to the outer
arm.
Tip
Hold the ball screw to prevent it from dropping.
Or the ball screw may be destroyed.
2
xx2300000568
Hold the ball screw lower nut with the special tool
to take them out of the outer arm carefully.
Tip
Hold the lower part of the ball screw to prevent it
from dropping.
Or the ball screw may be destroyed.
3
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.
Continues on next page
Product manual - IRB 930 315
3HAC086009-001 Revision: A
© Copyright 2023 ABB. All rights reserved.
5 Repair
5.6.4 Replacing the ball screw
Continued