When Consumption Occurred/Abnormality Detected; Consumption Degree; Maintenance Parts - Mitsubishi Electric CR800-D Series User Manual

10. When consumption occurred/abnormality
detected
When the consumption status of the target part exceeded the notification day you specified or when the
score of the abnormality detection exceeded the detection level, an error number and error message
corresponding to the status are displayed. Predictive maintenance message is also displayed in the
maintenance message field on the RT ToolBox3 Predictive maintenance screen.
This section explains the content and measures corresponding to each error number and predictive
maintenance message; take measures corresponding to the error number and predictive maintenance
message given.
For other error numbers, refer to "16. Troubleshooting" and the separate "Troubleshooting in CR800 Series
Controller Instruction Manual".
[CAUTION]
For a warning that occurred due to parts consumption, even though the warning signal output is reset, the
RT ToolBox3 predictive maintenance message continues to be displayed if the consumption status or
abnormal status is unchanged.

10.1. Consumption Degree

10.1.1. Maintenance parts

(1) Grease
Error number
Error message
RT ToolBox3 predictive
maintenance message
Measures
Error number
Error message
RT ToolBox3 predictive
maintenance message
Measures

When consumption occurred/abnormality detected 74

C.712n
Grease replenishment period
The grease (Jn axis) consumption degree exceeded the warning number of days
remaining. Please check the details and prepare for grease supply.
Replenish grease. After that, reset the consumption degree.
For details of the grease and replenishing procedure, refer to "5. Maintenance and
Inspection" in the separate volume, "Instruction Manual/Robot Arm Setup &
Maintenance".
For reset method, refer to "11.2 Maintenance Reset".
C.712n
Grease replenishment period
The grease (Jn axis) consumption degree exceeded 100%.
Grease supply is recommended.
Replenish grease. After that, reset the consumption degree.
For details of the grease and replenishing procedure, refer to "5. Maintenance and
Inspection" in the separate volume, "Instruction Manual/Robot Arm Setup &
Maintenance".
For reset method, refer to "11.2 Maintenance Reset".
(* n in the table indicates the axis numbers (1 to 6).)