ABB IRB 930 Product Manual page 403

3
4
Removing the ball screw lower nut
1
2
3
Product manual - IRB 930
3HAC086009-001 Revision: A
Action
Remove the screws and washers.
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.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
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.
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.
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.
© Copyright 2023 ABB. All rights reserved.
5 Repair
5.6.8 Replacing the outer arm
Continued
Note
xx2300000567
Note
IRB 930 auxiliary
shaft:3HAC087847-001
xx2300000568
Continues on next page
403