ABB CRB 1100 Product Manual page 470

5 Repair
5.6.2 Replacing the extender unit and wrist
Continued
4
5
6
7
Continues on next page
470
Action
Install the timing belt to the pulleys and verify that
the belt runs correctly in the grooves of the pul-
leys.
Install an M4x25 or longer adjustment screw to
the motor.
Note
Do not insert the entire screw to the hole.
Use a handheld dynamometer hooking to the
screw and pull the dynamometer to reach the ini-
tial referenced force.
Secure the motor with the screws.
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Note
xx1800003024
xx1900000007
Initial referenced force for used
belt: 8.96-9.8 N (for reference only)
Initial referenced force for new belt:
12.8-14
xx1900000026
Tightening torque: 1.4 Nm
xx1800002995
Product manual - CRB 1100
3HAC078007-001 Revision: J