Required tools and equipment
NoteArticle numberSpare part
Content is defined in section
Standard toolkit on page 596.
-Standard toolkit
Used to release the motor brakes.-24 VDC power supply
Inspecting, ball screw spline unit
NoteAction
Turn on the electric power supply to the robot.
If the robot is not connected to the controller, power
must be supplied to the connector R1.MP according
to the section Supplying power to connector R1.MP
on page 59.
1
DANGER
When releasing the holding brakes, the robot axes
may move very quickly and sometimes in unexpec-
ted ways!
Make sure the payload is disassembled or tooling
is properly supported; otherwise, fast downward
movements of axis 3 may cause severe hits.
2
xx2300000168
Release the holding brake by pressing the button
on the internal brake release unit.
3
Move the outer arm to a position where the axis 3
can be moved in full stroke.
4
xx2300000168
Press the brake release button and move the shaft
to its upper and lower limits manually.
5
Continues on next page
88 Product manual - IRB 930
3HAC086009-001 Revision: A
© Copyright 2023 ABB. All rights reserved.
4 Maintenance
4.4.3 Inspecting the ball screw spline unit
Continued
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