Note
Action
Initial referenced force for used
belt: 21.7-23.94 N (for reference
only)
Use a handheld dynamometer hooking to the
screw and pull the dynamometer to reach the ini-
tial referenced force.
3
Initial referenced force for new belt:
31-34.2 N
xx1900000028
Screw: M4x12 12.9 Lafre
2C2B/FC6.9 (3 pcs)
Secure the motor with the screws.
4
Washer, 3HAC063985-001 (3 pcs)
Tightening torque: 3 Nm
xx1800003008
Used belt: 102-109 Hz
Use a sonic tension meter to measure the timing
belt tension.
5
New belt: 113-143 Hz (for reference
only)
If the timing belt tension does not meet the require-
ment, loosen the motor screws and readjust.
6
Continues on next page
Product manual - CRB 1100
617
3HAC078007-001 Revision: J
© Copyright 2021-2023 ABB. All rights reserved.
5 Repair
5.8.3 Replacing the axis-3 gearbox
Continued
Summary of Contents for CRB 1100
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