Federal Register / Vol. 61, No. 19 / Monday, January 29, 1996 / Rules
Federal Register / Vol. 61, No. 19 / Monday, January 29, 1996 / Rules and Regulations 2705 of the Federal Aviation Regulations (14 CFR FOR FURTHER INFORMATION CONTACT: tailplanes if the outside air temperatures 21.197 and 21.199) to operate the aircraft to Andrew Gfrerer, Aerospace Engineer, are above +5 degrees Celsius on a location where the requirements of this AD Systems and Equipment Branch, ANM± approach. Ice sublimation, melting, and can be accomplished. 130L, FAA, Transport Airplane shedding are not only functions of (e) This amendment supersedes priority temperature, but also are dependent letter AD 94±11±11, issued June 23, 1994. Directorate, Los Angeles Aircraft (f) This amendment becomes effective on Certification Office, 3960 Paramount upon other factors such as the nature, February 13, 1996. Boulevard, Lakewood, California 90712; size, and extent of ice accretion; Issued in Burlington, Massachusetts, on telephone (310) 627±5338; fax (310) operation of ice protection systems; time January 11, 1996. 627±5210. of flight in temperatures above freezing; Jay J. Pardee, SUPPLEMENTARY INFORMATION: A and airplane speed. proposal to amend part 39 of the Federal The commenter's concern regarding Manager, Engine and Propeller Directorate, incurring a flap extension limitation Aircraft Certification Service. Aviation Regulations (14 CFR part 39) to include an airworthiness directive (AD) after encountering, and then departing, [FR Doc. 96±1410 Filed 1±26±96; 8:45 am] icing conditions has merit. However, the BILLING CODE 4910±13±U that is applicable to various General Dynamics (Convair) airplanes was airplane must be free of ice before the published in the Federal Register on flaps are extended to greater than 30 degrees.
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