NoteAction
Used belt: 36.6Use a handheld dynamometer hooking to the strap
and pull the dynamometer to make the tension
falling in the allowed force range.
Note
During the measurement, make sure that all inter-
ferences that may affect the force are removed.
Pay attention to the force application direction.
5
New belt:40
xx2100001126
Used belt: 139Use a sonic tension meter to measure the timing
belt tension.
6
New belt:110
If the timing belt tension does not meet the require-
ment, loosen the motor screws and readjust.
7
Refitting the cover of the outer arm
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.
Continues on next page
Product manual - IRB 920 573
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.7 Replacing the axis-3 timing belt
Continued
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