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33.91-1 - Engine System and Component Tests

Date Issued
December 09, 2010
Responsible Office
ANE-111,  Aircraft Certification Service Engine & Propeller Directorate - Rulemaking & Policy

This advisory circular (AC) provides guidance and acceptable methods, but not the only methods, that may be used to demonstrate compliance with the engine component and systems test requirements under Title 14 of the Code of Federal Regulations (14 CFR), part 33, specifically § 33.91, paragraphs (a) and (b).