ABB IRB 930 - Page 282

Refitting the lower mechanical stopper
Use these procedures to refit the lower mechanical stopper.
Refitting the mechanical stopper
NoteAction
For robots with protection class
IP30 (option 3350-300)
Refit the mechanical stopper to the ball screw at
52 mm position to the lower of the ball screw.
Tip
Make sure that the limit block opening gap is
aligned with the ball screw origin point.
1
xx2300000561
CAUTION
If the ball screw nut or ball screw spline nut go
out of the screw shaft, the ball screw is destroyed.
Be careful when you do any work that may cause
this.
Note
Be careful with the orientation of the mechanical
stopper.
The flat side is on the upper side.
Screws: Hex socket head cap
screw M4x14 12.9 Lafre
2C2B/FC6.9 (2 pcs)
Refit the screws.2
Tightening torque: 6 Nm
For robots with protection class
IP30 (option 3350-300)
xx2300000556
Concluding procedure
NoteAction
DANGER
Make sure all safety requirements are met when
performing the first test run. See Test run after
installation, maintenance, or repair on page 55.
1
282 Product manual - IRB 930
3HAC086009-001 Revision: A
© Copyright 2023 ABB. All rights reserved.
5 Repair
5.6.1 Replacing the mechanical stopper
Continued