ABB CRB 1300 Product Manual page 514

5 Repair
5.6.3 Replacing the axis-3 motor
Continued
2
3
4
Refitting the axis-3 timing belt
1
2
3
Continues on next page
514
Action
Check that:
• all assembly surfaces are clean and without
damages
• the motor is clean and undamaged.
Orient the motor correctly and fit it into the lower
arm.
Refit the screws and washers.
Note
Do not tighten the screws yet.
Action
Install the timing belt to the pulleys and verify that
the belt runs correctly in the grooves of the pul-
leys.
Move the motor to achieve proper belt tension.
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.
© Copyright 2022-2023 ABB. All rights reserved.
Note
Motor orientation: orient the motor
according to the figure below, in
regard to the encircled motor con-
nector.
xx2000001618
Screw: M4x16 12.9 Lafre
2C2B/FC6.9 (4 pcs)
xx2000001616
Note
xx2000001615
Used belt: 73.4-78.5 Hz
New belt: 87.8-92.1 Hz
Product manual - CRB 1300
3HAC083111-001 Revision: B