83-21-06 R1 AMI INDUSTRIES, INC.: Amendment 39-4752 as amended by Amendment 39-4859. Applies to AMI crew seats Model 716-1, -2, -11, -12, -21, and -22 and Model 865-1 through -9 and -11 typically found on but not limited to Beech Aircraft Corporation Model 18 series and Model 65/90 series airplanes certificated in all categories.
Compliance required on or before July 31, 1984, unless previously accomplished.
To prevent the possible failure of crew seats, reinforce the crew seat frame assembly P/N 865J10005-1 by installation of AMI Industries, Inc., seat frame brace kit P/Ns 865K90000-1 or 865K90000-3 in accordance with AMI Industries, Inc., Service Bulletin No. 25-10-865-01, Revision B, dated February 22, 1984, or later FAA approved revision.
An alternate means of compliance which provides an equivalent level of safety may be used when approved by the Manager, Denver Aircraft Certification Office, FAA, Northwest Mountain Region.
Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD.
Amendment 39-4752 became effective November 28, 1983.
This Amendment 39-4859 becomes effective April 26, 1984.