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5 Repair
5.6.6 Replacing the axis-4 timing belt
Continued
2
3
Refitting the axis-4 motor sub-assembly
1
Continues on next page
350
Action
Insert the timing belt to the pulley on the ball
screw.
Refit the screws and washers to the secure the
ball screw flange to the outer arm.
Tip
Pre-tighten the screws at 0.5Nm and slide the ball
screw up and down for five times. Then tighten
the screws at 6 Nm ±3% to secure it.
Action
Refit the motor with flange to the outer arm.
Tip
Move the internal harness out of the way.
© Copyright 2023 ABB. All rights reserved.
Note
Timing belt, A3:
3HAC081705-001
xx2300000596
Screws: Hex socket head cap
flange screw 3HAB3412-520M5x16
12.9 Lafre 2C2B/FC6.9+PrO-
COat111 (5 pcs)
Tightening torque: 6 Nm ±3%
xx2300000559
Note
xx2300000597
Product manual - IRB 930
3HAC086009-001 Revision: A
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