NoteAction
Screws: Hex socket head cap
screw M4x16 12.9 Lafre
2C2B/FC6.9 (1 pcs)
Refit the screw.3
Tightening torque: 6.5 Nm
xx1800002858
Refitting the axis-3 timing belt
NoteAction
For robots with protection type Clean Room:1
Clean the joints that have been opened and wipe
the parts free from particles with spirit on a lint
free. See Cut the paint or surface on the robot
before replacing parts on page 118
Note
After all repair work, wipe the Clean Room robot
free from particles with spirit on a lint free cloth.
Timing belt A3:Refit the timing belt to the pulley on the ball screw
and the motor. Ensure that the belt runs correctly
in the grooves.
2
3HAC070464-001
xx2100001079
Continues on next page
Product manual - IRB 920 447
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.3 Replacing the pulley on the ball screw upper position
Continued
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