7.2 Troubleshooting diagnosis
7-7
7. Troubleshooting
[When an alarm is generated]
The alarm groups and warnings are as follows.
For details and countermeasures, see "7.4 Troubleshooting by alarm groups".
Alarm
group
Content Main content and typical countermeasures
A Overload alarm
[Content]
[Countermeasure]
Moving parts stopped abnormally.
Make sure that there are no
obstructions or obstacles.
B
Motor
error alarm
[Content]
[Countermeasure]
Motor abnormality occurred.
Replace the motor or controller.
C
Controller
error alarm
[Content]
[Countermeasure]
There was an error occurred in the
controller PC board.
Replace the controller cover assembly.
D
Controller -
encoder
abnormality
alarm
[Content]
[Countermeasure]
There was an error occurred between
the controller PC board and encoder.
Turn the power off and then on again.
In case there is no recovery
confirmed, replace the controller
cover assembly or motor.
E
Power supply
voltage / Power
supply capacity
error alarm
[Content]
[Countermeasure]
There was an error occurred in the
controller PC board.
Check the power supply voltage for
any abnormality.
Alarm
level
Content Main content and typical countermeasures
Warning
Maintenance
warning
[Content]
[Countermeasure]
The "maintenance period" has come
to an end.
Perform maintenance for the unit.
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