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Digital Operator Display
Fault Name
Current exceeded the current rating of the
drive.
• Check the motor wiring for a short between motor lines.
• If a magnetic contactor is used between motors, ensure it is on.
• Replace the drive.
The current is too low.
Attempted Auto-Tuning without motor
connected to the drive.
Connect the motor and perform Auto-Tuning.
Current detection signal error.
Replace the drive.
6.7 Auto-Tuning Fault Detection
YASKAWA ELECTRIC SIEP C710606 18F YASKAWA AC Drive – V1000 Technical Manual
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Troubleshooting