Traduciendo...
909

RIPPLE FAULT

Otis · DSD 412 Elevator System

¿Qué significa 909 ?

Repeated high peak to average motor armature current is detected. This condition may be caused by defective hardware, poor regulator tuning, or other oscillatory operation conditions.

Causas comunes

  • Defective hardware (can be discovered through PCU Diagnostics CDU function #998).
  • Poor regulator tuning.
  • Other oscillatory operation conditions.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Use the PCU Diagnostics CDU function #998 to check for defective hardware.

  2. 2

    Adjust regulator tuning parameters.

  3. 3

    Investigate and correct other oscillatory operation conditions.

Ver todos los códigos en este manual (57)
Datos técnicos verificados. Última actualización: March 2026

Fallas relacionadas