[Code of Federal Regulations]

[Title 14, Volume 1]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR33.25]



[Page 771]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

 

PART 33_AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES--Table of Contents

 

               Subpart B_Design and Construction; General

 

Sec. 33.25  Accessory attachments.



    The engine must operate properly with the accessory drive and 

mounting attachments loaded. Each engine accessory drive and mounting 

attachment must include provisions for sealing to prevent contamination 

of, or unacceptable leakage from, the engine interior. A drive and 

mounting attachment requiring lubrication for external drive splines, or 

coupling by engine oil, must include provisions for sealing to prevent 

unacceptable loss of oil and to prevent contamination from sources 

outside the chamber enclosing the drive connection. The design of the 

engine must allow for the examination, adjustment, or removal of each 

accessory required for engine operation.



[Amdt. 33-10, 49 FR 6851, Feb. 23, 1984]