ABB IRB 930 Product Manual page 89

6
7
8
Product manual - IRB 930
3HAC086009-001 Revision: A
Action
Visually inspect:
• the stop blocks on the ball screw spline unit
• the shaft of the ball screw spline unit
Look for abrasions, cuts or crush damages on the
spline, and grease amount on the shaft.
Apply grease to the shaft if it is not enough.
Replace the ball screw spline unit if wear or dam-
age is detected.
© Copyright 2023 ABB. All rights reserved.
4.4.3 Inspecting the ball screw spline unit
Note
xx2300000172
See Lubricating the ball screw
spline unit on page
See Replacing the ball screw on
page 308.
4 Maintenance
Continued
96.
89