How should changes to parts or materials be handled according to policy?

The correct approach to handling changes to parts or materials, according to policy, involves documenting these changes in the maintenance records. This is essential because accurate documentation ensures that there is a clear record of what has been changed, why it was changed, and when it occurred. It helps maintain the integrity of the maintenance history and allows for proper tracking of the parts and materials used.

Proper documentation is crucial for several reasons. It facilitates future maintenance by providing technicians with the necessary information about what has been replaced or modified, thus preventing repeat issues and ensuring that all personnel are aware of the current status of equipment. Moreover, it assists in complying with regulatory requirements and industry standards, which often mandate thorough record-keeping for safety and accountability.

While other options may relate to aspects of change management, they do not emphasize the fundamental need for documentation in maintenance records, which is a central part of effective management and communication within the work center.