ABB IRB 390 Product Manual page 325

8
Product manual - IRB 390
3HAC066566-001 Revision: B
Action
Too hot gearbox oil may be caused by:
• Incorrect oil quality or level.
• The robot work cycle runs a specific
axis too hard. Investigate whether it
is possible to program small "cooling
periods" into the application.
• Overpressure created inside gearbox.
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7 Troubleshooting
7.3 Mechanical noise or dissonance
Information
Robots performing certain, extremely
heavy duty work cycles may be fitted with
vented oil plugs. These are not fitted to
normal duty robots, but can be pur-
chased from your local ABB representat-
ive.
Continued
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