ABB IRB 930 Product Manual page 281

Removing the lower mechanical stopper
Use these procedures to remove the lower mechanical stopper.
Preparations before removing the lower mechanical stopper
1
2
3
Removing the lower mechanical stopper
1
2
3
Product manual - IRB 930
3HAC086009-001 Revision: A
Action
Decide which calibration routine to use, and take
actions accordingly prior to beginning the repair
procedure.
Move the ball screw to lower position.
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
Remove the screws.
Remove the mechanical stopper.
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.
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5.6.1 Replacing the mechanical stopper
Note
Note
For robots with protection class
IP30 (option 3350-300)
xx2300000556
Continues on next page
5 Repair
Continued
281