8.1.4 Sustaining Engineering / R&D - CR Form 120-100F1 Part III, Section 2
Signature indicates that; all required tooling, calibration and preventative maintenance concerns have been addressed; all changes to manufacturing processes and supportive documents are appropriate and can be implemented; the change is technically achieved and does not compromise product characteristics, performance, compliance to design control process, including DHF, and that any required validations have been addressed.