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935

Calibration of bus voltage and armature voltage feedback circuits does not match.

Otis · DSD 412 Elevator System

Was bedeutet 935 ?

This fault indicates a mismatch in calibration between the bus voltage and armature voltage feedback circuits. It may occur during Self-Tune (Function #997) or Self-Diagnostic (Function #998).

Häufige Ursachen

  • Missing wire to either the bus voltage or armature voltage feedback circuits.
  • Component problem where feedback voltage divider ratios do not match.

Reparaturschritte & Checkliste

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

  1. 1

    Check for any missing wires connected to the bus voltage feedback circuit.

  2. 2

    Check for any missing wires connected to the armature voltage feedback circuit.

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Verifizierte technische Daten. Zuletzt aktualisiert: March 2026

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