NoteAction
Screw: M4x16 12.9 Lafre
2C2B/FC6.9 (4 pcs)
Refit the screws and washers.
Note
Do not tighten the screws yet.
4
xx2000001616
Refitting the axis-3 timing belt
NoteAction
xx2000001615
Install the timing belt to the pulleys and verify that
the belt runs correctly in the grooves of the pul-
leys.
1
Used belt: 73.4-78.5 HzMove the motor to achieve proper belt tension.2
New belt: 87.8-92.1 Hz
Use a sonic tension meter to measure the timing
belt tension.
3
If the timing belt tension does not meet the require-
ment, loosen the motor screws and readjust.
Tightening torque: 3.3 NmSecure the motor with the screws.4
xx2000001614
Release the support to the upper arm.5
Continues on next page
Product manual - CRB 1300 363
3HAC083111-001 Revision: B
© Copyright 2022-2023 ABB. All rights reserved.
5 Repair
5.5.1 Replacing the lower arm
Continued
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