ABB IRB 1100 Product Manual page 382

5 Repair
5.5.1 Replacing the lower arm
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382
Action
Secure the motor with the screws.
Use a sonic tension meter to measure the timing
belt tension.
If the timing belt tension does not meet the require-
ment, loosen the motor screws and readjust.
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Note
Tightening torque: 3.5 Nm
xx1800002493
Used belt: 163-174 Hz
New belt:180-229 Hz (for reference
only)
Product manual - IRB 1100
3HAC064992-001 Revision: L