YASKAWA SGM7D-30F Product Manual page 235

3.4 Command Option Attachable-type FT82 SERVOPACKs with INDEXER Modules
3.4.3 Troubleshooting Alarms
Alarm Number:
Alarm Name
A.bF5:
System Alarm 5
A.bF6:
System Alarm 6
A.bF7:
System Alarm 7
A.bF8:
System Alarm 8
A.C10:
Servomotor Out
of Control
(Detected when
the servo is
turned ON.)
A.C54:
Polarity Detec-
tion Failure 2
A.C80:
Encoder Clear
Error or Multiturn
Limit Setting Error
3-166
Possible Cause
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
The order of phases
U, V, and W in the Check the Servomotor
motor wiring is not wiring.
correct.
A failure occurred in
–
the encoder.
A failure occurred in
–
the SERVOPACK.
An external force was
applied to the Servo- –
motor.
A failure occurred in
–
the encoder.
A failure occurred in
–
the SERVOPACK.
Confirmation
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Make sure that the Servo-
motor is correctly wired.
If the motor wiring is cor-
rect and an alarm still
occurs after turning the
power supply OFF and
ON again, the Servomotor
may be faulty. Replace the
Servomotor.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Increase the setting of
Pn495 (Polarity Detection
Confirmation Force Refer-
ence). Increase the setting
of Pn498 (Polarity Detec-
tion Allowable Error
Range). Increasing the
allowable error will also
increase the motor tem-
perature.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the Servomotor
may be faulty. Replace the
Servomotor.
Turn the power supply to
the SERVOPACK OFF and
ON again. If an alarm still
occurs, the SERVOPACK
may be faulty. Replace the
SERVOPACK.
Continued from previous page.
Correction Reference
–
–
–
–
–
–
–
–
–
–
Continued on next page.