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Siemens SINUMERIK Controller
Program/G-code · Intermediate · 30-120 minutes
Siemens 840D 104008 - Error on creating tool edge
This alarm occurs when attempting to create a new tool cutting edge fails, often due to reaching the maximum number of edges. Fix by deleting unnecessary cutting edges or adjusting the program.
104008
Siemens 840D 104008 - Error on creating tool edge
Error on creating tool edge
Siemens SINUMERIK message 104008: Error on creating tool edge. This is an operator information message from the SINUMERIK control. Note the complete message text as it may contain important parameter values.
Root Cause Summary
This alarm occurs when attempting to create a new tool cutting edge fails, often due to reaching the maximum number of edges. Fix by deleting unnecessary cutting edges or adjusting the program.
Safety
- Refer to Siemens documentation
- Ensure qualified technician performs repairs
Causes and Fixes
- 1
Check tool data
Access the tool management screen and review the cutting edges for the tool in question.
- 2
Delete unused edges
Remove unnecessary or obsolete cutting edges to free up space.
- 3
Restart program
Clear the alarm and rerun the program to verify the fix.
Call a technician if:
- ·If the maximum edges limit cannot be resolved through deletion
- ·If the alarm persists despite correct syntax
Prevention
- Monitor tool edge count during programming
- Validate tool data before running the program
- Maintain backup copies of tool data
- Establish tool edge naming conventions to avoid confusion
Common Mistakes
- Overlooking existing edge count in tool data
- Misinterpreting the alarm as a hardware issue
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Always verify with your machine manual or a certified technician before performing service procedures.