Mitsubishi Electric FATEC FR-A800 Manual page 73

5
BREAKDOWN MAINTENANCE
Task 1 Change F011 (Pr.8) (Deceleration time) and obtain the setting value at which E.OV3 is
displayed, and the level of the converter output voltage.
Task 2 When F011 (Pr.8) (Deceleration time) is increased, the display changes from E.OV3 to OL
warning. Obtain the setting value at which the display changes and the level of the
converter output voltage.
Task 3 Turn the potentiometer to the right with the load setting ON, and compare the changes on
the levels of tasks 1 and 2.
After the
Reset F011 (Pr.8) (Deceleration time) so that no warning or error occurs.
5.2 Troubleshooting by the demonstration machine
68
demonstration