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Digital Operator Display
Fault Name
The contactor on the inrush prevention circuit
is damaged.
• Cycle power to the drive. Check if the fault reoccurs.
• Replace the drive if the fault continues to occur.
• Check monitor U4-06 for the performance life of the inrush prevention circuit.
• Replace the drive if U4-06 exceeds 90%.
6.4 Fault Detection
YASKAWA ELECTRIC SIEP C710606 18F YASKAWA AC Drive – V1000 Technical Manual
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Troubleshooting