ABB IRB 920 Product Manual page 804

5 Repair
5.7.3 Replacing the axis-3 motor sub-assembly
Continued
Removing the axis-3 motor sub-assembly
Use these procedures to remove the axis-3 motor sub-assembly.
Preparations before removing the axis-3 motor sub-assembly
1
2
3
4
Removing the process hub screws
1
2
Continues on next page
804
Action
Decide which calibration routine to use, and take
actions accordingly prior to beginning the repair
procedure.
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.
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
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.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
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.
© Copyright 2022 ABB. All rights reserved.
Note
Note
Product manual - IRB 920
3HAC075721-001 Revision: C