ABB IRB 920, Product Manual

Page: 654 / 1008

Removing the outer arm
Use these procedures to remove the outer arm.
Preparations before removing the outer arm
Remove the robot from the wall or enough space.
Note Action
Decide which calibration routine to use, and take
actions accordingly prior to beginning the repair
procedure. 1
If there is no enough space for the maintenance
work, remove the robot from the wall and place it
on the maintenance bracket.
CAUTION
Do not lay down the robot during the transporta-
tion, always keep it straight.
If the robot lay down in any situation, the grease
may come out from gearbox.
2
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
3
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 .
4
Removing the process hub screws
Note Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
1
Continues on next page
654 Product manual - IRB 920
3HAC075721-001 Revision: C
© Copyright 2022 ABB. All rights reserved.
5 Repair
5.6.11 Replacing the outer arm
Continued