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231-A095

Spindle drive lock, status of permissive button invalid

Heidenhain · TNC CNC Controllers

Was bedeutet 231-A095 ?

This error indicates that a spindle drive was locked. This occurs when an attempt was made to switch on a spindle drive while the guard door was open, and the permissive button was either not pressed or was not released beforehand, or due to an internal software error.

Häufige Ursachen

  • Attempt to switch on a spindle drive while the guard door was open and the permissive button was not pressed or not let go beforehand.
  • Faulty permissive button or its associated wiring.
  • Internal software error.

Reparaturschritte & Checkliste

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

  1. 1

    Ensure the guard door is closed before attempting to activate the spindle.

  2. 2

    If guard door must be open for a specific operation, ensure the permissive button is pressed and released correctly according to operational procedures.

  3. 3

    Check the wiring and functionality of the permissive button; verify its electrical contacts and signal integrity.

  4. 4

    Verify the software version of the controller and update it if a known issue related to permissive button logic exists.

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Verifizierte technische Daten. Zuletzt aktualisiert: March 2026

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