ABB IRB 920, Руководство по эксплуатации продукта

Страница: 444 / 1008

Removing the pulley on the ball screw upper position
Note Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the
unit read the safety information in section
The
unit is sensitive to ESD on page 49 .
2
CAUTION
For robots with protection type Clean Room
Always cut the paint with a knife and grind the
paint edge when disassembling parts of the robot!
See
Cut the paint or surface on the robot before
replacing parts on page 118 .
3
xx2100001080
Remove the screws. 4
Remove the pulley carefully.
Tip
Hold the ball screw to prevent it from dropping.
Or the ball screw may be destroyed.
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.
5
Refitting the pulley on the ball screw upper position
Use these procedures to refit the pulley.
Refitting the pulley on the ball screw upper position
Note Action
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling the
unit read the safety information in section
The
unit is sensitive to ESD on page 49 .
1
Continues on next page
444 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.3 Replacing the pulley on the ball screw upper position
Continued