LNS GT 326-E, Instruction Manual, Page: 136 / 218

9 TROUBLESHOOTING GUIDE
9 - 21
GT 326-E
AL009 Excessive deviation
Clearing Method Turn OFF the power supply and restart the servo drive.
Potential Cause Checking Method Corrective Actions
Maximum deviation
parameter setting
is too small.
Check the maximum deviation
parameter setting and observe the
position error value when the motor is
running.
Increases the parameter
setting value of P2-35.
Gain value is
too small.
Check for proper gain value. Correctly adjust gain value.
Torque limit is too
low.
Check torque limit value.
Correctly adjust torque limit
value.
There is an
overload.
Check for overload condition.
Reduce external applied load or
re-estimate the motor capacity.
AL010 Reserve
AL011 Encoder error (Position detector fault)
Clearing Method Turn OFF the power supply and restart the servo drive.
Potential Cause Checking Method Corrective Actions
The wiring of
encoder is in error.
1. Check if all wiring is correct.
2. Check if the users conduct the
wiring by the wiring information in
the user manual.
Ensure all wiring is correct.
Encoder is loose Examine the encoder connector. Install the motor again.
The wiring of
encoder is
defective.
Check if all connections are tight. Conduct the wiring again.
Encoder is damage Check the encoder for the damage. Repair or replace the motor.
AL012 Adjustment error
Clearing Method Turn OFF the power supply and restart the servo drive.
Potential Cause Checking Method Corrective Actions
The setting value of
drift adjustment has
exceeded its
maximum allowable
value.
1. Remove CN1 wiring.
2. Execute the drift adjustment
again. (Set P2-08 to 20 first, and
then set P4-10 to 5.)
If the error does not clear after
executing the drift adjustment
again, please contact your
distributor for assistance or
contact with Delta.