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Note
Action
DANGER
Turn off all:
•
electric power supply
•
hydraulic pressure supply
•
air pressure supply
to the robot, before entering the safeguarded
space.
2
Remove any loads or tools attached to the turning
disk.
3
Loosening the lower arm shafts
Note
Action
CAUTION
Make sure that all supplies for electrical power
are turned off.
1
Lashing strap
xx2000000334
CAUTION
The delta unit will become unstable when a lower
arm is removed.
Support the weight of the delta unit before remov-
ing the arm to minimize the movement. Either
support the weight from underneath or secure the
weight with a lashing strap through the universal
joints closest to the telescopic shaft.
2
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206
Product manual - IRB 390
3HAC066566-001 Revision: B
© Copyright 2020 - 2021 ABB. All rights reserved.
5 Repair
5.5.2 Replacing the upper arm
Continued
Summary of Contents for IRB 390
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