Siemens SINUMERIK codes
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Siemens SINUMERIK Controller

Program/G-code · Intermediate · 30-120 minutes

Alarm 20058

Siemens 840D 20058 - Channel axis revolutional feedrate: illegal feed source

Siemens SINUMERIK 840D alarm 20058: Channel axis revolutional feedrate: illegal feed source. This alarm indicates a program or channel-level error on the SINUMERIK control. The part program or machine function cannot be executed as commanded.

Siemens SINUMERIKProgram/G-codeIntermediate30-120 minutes

20058

Siemens 840D 20058 - Channel axis revolutional feedrate: illegal feed source

Channel axis revolutional feedrate: illegal feed source

Siemens SINUMERIK 840D alarm 20058: Channel axis revolutional feedrate: illegal feed source. This alarm indicates a program or channel-level error on the SINUMERIK control. The part program or machine function cannot be executed as commanded.

Safety

  • Refer to Siemens documentation
  • Ensure qualified technician performs repairs

Common Causes

  • Part program contains an illegal or unsupported command for the current machine configuration
  • Channel or axis configuration does not support the programmed function
  • Required machine option not enabled for the commanded function
  • Axis assignment or transformation configuration error
  • Program execution sequence error

Troubleshooting Steps

  1. 1Identify the program block that triggered the alarm — note the channel and block number.
  2. 2Review the commanded function against the SINUMERIK programming manual.
  3. 3Check if the required machine option is enabled for this function.
  4. 4Verify axis assignments and transformation settings are correct for the application.
  5. 5Consult the Siemens SINUMERIK alarm manual for alarm 20058 specific remedy.

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