[Code of Federal Regulations] [Title 14, Volume 1] [Revised as of January 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR33.72] [Page 748] TITLE 14--AERONAUTICS AND SPACE CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 33--AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES--Table of Contents Subpart E--Design and Construction; Turbine Aircraft Engines Sec. 33.72 Hydraulic actuating systems. Each hydraulic actuating system must function properly under all conditions in which the engine is expected to operate. Each filter or screen must be accessible for servicing and each tank must meet the design criteria of Sec. 33.71. [Amdt. 33-6, 39 FR 35467, Oct. 1, 1974]