Abnormality Detection; Reduction Gear; Encoder - Mitsubishi Electric CR800-D Series User Manual

10.2. Abnormality detection

10.2.1. Reduction gear

Error number
Error message
RT ToolBox3 predictive
maintenance message
Measures

10.2.2. Encoder

Error number
Error message
RT ToolBox3 predictive
maintenance message
Measures
Error number
Error message
RT ToolBox3 predictive
maintenance message
Measures
Note 1) About abnormality detection
Abnormalities could be detected due to the following factors.
1) The setting of the detection level has no margin or the setting value is not appropriate.
2) Due to operating environment.
• The robot installation location or robot motion was changed.
• Effect of vibration around the robot or electric noise.
If the above factors are not considered as the cause, check the change in the score of the log on the
Abnormality Detection screen or the current status from the oscillograph.
When consumption occurred/abnormality detected 78
C.717n
Abnormality detection (reduction gear)
The warning of the reduction gear (Jn axis) failure was detected.
Check the details and perform maintenance and inspection of reduction gear.
Immediately perform inspection or replacement of the reduction gear.
For inspection/replacement of parts, consult with our service affiliated company.
If you replace a part, perform reset.
For reset method, refer to "11.2 Maintenance Reset".
C.718n
Abnormality detection (encoder data)
The warning of the encorder data (Jn axis) failure was detected.
Check the details and perform maintenance and inspection of encorder data.
Immediately perform inspection or replacement of the motor/wiring.
For inspection/replacement of parts, consult with our service affiliated company.
If you replace a part, perform reset.
For reset method, refer to "11.2 Maintenance Reset".
C.719n
Abnormality detection (encoder com.)
The warning of the encorder communication (Jn axis) failure was detected.
Check the details and perform maintenance and inspection of encorder
communication.
Immediately perform inspection or replacement of the motor/wiring.
For inspection/replacement of parts, consult with our service affiliated company.
If you replace a part, perform reset.
For reset method, refer to "11.2 Maintenance Reset".
(* n in the table indicates the axis numbers (1 to 6).)
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