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UL5
Mechanical Weakening Detection 2
Yaskawa · GA500 Maintenance and Troubleshooting
¿Qué significa UL5 ?
This error is generated when the drive detects an undertorque condition that satisfies the criteria for mechanical weakening, as configured by the L6-08 [Mechanical Fatigue Detect Select] parameter. This suggests potential wear, damage, or loosening of mechanical components within the system. Unresolved mechanical weakening can lead to catastrophic equipment failure.
Causas comunes
- Calculated motor current indicates excessive mechanical stress (P4-09).
- Sudden surge in mechanical resistance.
- Component failure in the driven machinery.
- Drive detecting abnormal mechanical strain.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Conduct a detailed examination of the machine to identify any signs of mechanical deterioration, such as loose parts or wear.
- 2
Replace or repair any components found to be deteriorating or damaged.
- 3
Perform a Fault Reset to clear the error after necessary repairs are completed.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Yaskawa GA500 Maintenance and Troubleshooting