This specification covers the requirements for format and outline of contents of operating instructions in published form or in manuscript form suitable for publication.

Purpose:

The operating instructions covered by this specification are published for the purpose of providing a background of engine operating information with which a pilot and his crew should be familiar when operating an aircraft powered by a particular engine model. Operating instructions also contain engine operational procedures which serve as a guide for: (1) the preparation of the flight manual by the aircraft manufacturer, (2) operating an engine prior to the publication of the aircraft flight manual, and (3) instructional purposes.