[Code of Federal Regulations]

[Title 14, Volume 3]

[Revised as of January 1, 2006]

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

[CITE: 14CFR171.157]



[Page 235]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 

                               (CONTINUED)

 

PART 171_NON-FEDERAL NAVIGATION FACILITIES--Table of Contents

 

              Subpart G_Distance Measuring Equipment (DME)

 

Sec. 171.157  Performance requirements.



    (a) The DME must meet the performance requirements set forth in the 

``International Standards and Recommended Practices. Aeronautical 

Telecommunications, Part I, Paragraph 3.5'' (Annex 10 to the Convention 

of International Civil Aviation).

    (b) It must be shown during ground inspection of the design features 

of the equipment that there will not be conditions that will allow 

unsafe operations because of component failure or deterioration.

    (c) The monitor must be checked periodically, during the in-service 

test evaluation period, for calibration and stability. These tests and 

ground tests of the functional and performance characteristics of the 

DME transponder must be conducted in accordance with the maintenance 

manual required by Sec. 171.161(b).

    (d) Flight inspection to determine the adequacy of the facility's 

operational performance and compliance with applicable ``Standards and 

Recommended Practices'' must be accomplished in accordance with the 

``U.S. Standard Flight Inspection Manual.''



[Docket No. 10116, 35 FR 12715, Aug. 11,1970, as amended by Amdt. 171-

13, 50 FR 4875, Nov. 27, 1985]