This error occurs during the 2milion stitch maintenance, after step 17 and means the NPT Sensor read unexpected results.
- Update your software to the most recent software version.
- Remove the needle plate and try advancing past step 17 again.
- If you do not receive an error Home the NPT knife.
- If you do receive and error, you will need additional technical assistance. Here are the available Melco Technical Support options.