NoteAction
Timing belt, A4-2:Refit the belt to the pulley.2
3HAC070471-001
xx2100001086
Ensure that the belt runs correctly in the grooves.
Fastening the ball screw flange
NoteAction
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
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.
2
DANGER
Make sure that the ball screw is supported with
something.
The sudden drop of the ball screw due the lost of
the axis-3 motor may cause danger.
3
xx2100001082
Tighten the screws of the ball screw flange.4
Continues on next page
Product manual - IRB 920 687
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.11 Replacing the outer arm
Continued