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…must be performed by the equipment
manufacturer according to their internal specifications or requirements.
5.1.4.3
Maintenance Record
A maintenance record of all PM and changes to major sub-systems must be kept. The
record shall include the completed line item, date of completion, and initials of any
personnel that worked on the item.
5.1.5 Software …
https://www.wichita.edu/industry_and_defense/NIAR/Documents/NCAMP/NPS_81253AFP_Rev-9.23.25.pdf