Retain suffix 05 and MOD 284318-01 exactly; match the installed NSv system, loop wiring and configured thrust range before replacement.
Important Notice: Confirm the complete 991-01-XX-01-05 MOD:284318-01 identity, installed-system configuration, approved isolation and functional acceptance record before service release.
Important Notice: The first document presents model-specific technical data and engineering questions. The second provides a separate installation, commissioning and acceptance workflow.