YASKAWA
TOEPC7106170YB YASKAWA AC Drive GA500 Installation & Primary Operation
167
Code
Name
Causes
Possible Solutions
There is a defective motor cable
or cable connection.
Examine and repair motor wiring.
The load is too large.
•
Decrease the load.
•
Examine the machine area to see if,
for example, the motor shaft is
locked.
The drive detected a minor fault
during Auto-Tuning.
1.
Stop Auto-Tuning.
2.
Examine the minor fault code and
remove the cause of the problem.
3.
Do Auto-Tuning again.
Er-03
STOP Button was
Pressed
During Auto-Tuning,
was pushed.
Auto-Tuning did not complete correctly.
Do Auto-Tuning again.
Er-04
Line-to-Line
Resistance Error
The Auto-Tuning results were
not in the applicable parameter
setting range.
Auto-Tuning did not complete
in a pre-set length of time.
There is a defective motor cable
or cable connection.
•
Examine and repair motor wiring.
•
Disconnect the machine from the
motor and do Rotational Auto-Tuning
again.
The motor nameplate data
entered during Auto-Tuning is
incorrect.
•
Make sure that the input motor
nameplate data is correct.
•
Do Auto-Tuning again and correctly
set the motor nameplate data.
Er-05
No-Load Current
Error
The Auto-Tuning results were
not in the applicable parameter
setting range.
Auto-Tuning did not complete
in a pre-set length of time.
•
Examine and repair motor wiring.
•
Disconnect the machine from the
motor and do Rotational Auto-Tuning
again.
The motor nameplate data
entered during Auto-Tuning is
incorrect.
•
Make sure that the input motor
nameplate data is correct.
•
Do Auto-Tuning again and correctly
set the motor nameplate data.
Rotational Auto-Tuning was
done with a load that was more
than 30% of the rating
connected to the motor.
•
Disconnect the machine from the
motor and do Rotational Auto-Tuning
again.
•
If you cannot uncouple the motor and
load, make sure that the load is less
than 30% of the motor rating. If a
mechanical brake is installed in the
motor, release the brake during
Rotational Auto-Tuning.