ABB IRB 390 Product Manual page 93

Inspecting the lower arms
Use these procedures to inspect the lower arms.
1
2
3
Product manual - IRB 390
3HAC066566-001 Revision: B
Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the safeguarded
space.
Check tightening torque of shafts.
Use an interchangeable head torque wrench and
the open-end head insert.
Check the lower arms for any damage or cracks.
If damage or cracks are detected, replace the
lower arm.
© Copyright 2020 - 2021 ABB. All rights reserved.
4 Maintenance
4.3.3 Inspecting the lower arms
Continued
Note
Tightening torque: 100 Nm.
Interchangeable head torque
wrench
Torque wrench head, open-end in-
sert: 3HAC073854-001
xx1900002150
xx1900002152
See Replacing the lower arm on
page 197.
93