Siemens SINUMERIK codes
Siemens SINUMERIKProgram/G-codeIntermediate30-120 minutes

113014

Siemens 840D 113014 - Invalid NC file name

Invalid NC file name

Siemens SINUMERIK alarm 113014: Invalid NC file name. This alarm indicates an error condition in the NC program or control configuration that must be resolved before the operation can continue.

Root Cause Summary

This alarm occurs when an NC file name is invalid or does not conform to the system's naming rules. Correct the file name to resolve the issue.

Safety

  • Refer to Siemens documentation
  • Ensure qualified technician performs repairs

Causes and Fixes

  1. 1

    SAFETY: Stop machine operation

    Ensure machine is in STOP mode and all axes are stationary before making any file changes.

  2. 2

    Check file name

    Review the file name displayed in the alarm message for invalid characters or length issues.

  3. 3

    Rename file

    Modify the file name to adhere to Siemens naming rules (e.g., no special characters, within length limits).

  4. 4

    Reload and test

    Reload the renamed file and restart the program to verify the alarm is cleared.

DIY Feasiblehigh confidence

Call a technician if:

  • ·If the alarm persists after renaming and verifying the file path
  • ·If system-specific naming rules are unclear

Prevention

  • Follow Siemens file naming conventions during program creation
  • Double-check file paths before execution
  • Always verify program changes in simulation mode before live operation
  • Maintain backup copies of working programs before making modifications

Common Mistakes

  • Using special characters or spaces in file names
  • Referencing files in incorrect directories

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Always verify with your machine manual or a certified technician before performing service procedures.