AD 91-12-10

91-12-10 BEECH: Amendment 39-7021. Docket No. 90-CE-57-AD.

Applicability: Models B200, B200C, and B200T airplanes (serial numbers (S/N) BB-1158, S/N BB-1167, S/N BB-1193 through BB-1203, S/N BB-1207 through BB-1312, S/N BB-1314 through BB- 1334, S/N BL-124 through BL-132, and S/N BT-33), and Models 300 and 300LW airplanes (S/N FA-2 through FA-190), certificated in any category.

Compliance: Required as indicated, unless already accomplished.

To prevent in-service fatigue failures and to allow continued operation of the interim safe life limit of 15,000 hours TIS for the lower forward wing attach fittings, accomplish the following:

(a) For Model 300LW airplanes, upon the accumulation of 8,300 hours TIS or within the next 100 hours TIS after the effective date of this AD, whichever occurs later, modify the wing spar attachment by installing Beech Kit No. 101-4050.

(b) For Model 300 airplanes, upon the accumulation of 9,000 hours TIS or within the next 100 hours TIS after the effective date of this AD, whichever occurs later, modify the wing spar attachment by installing Beech Kit No. 101-4050.

(c) For Models B200, B200C, and B200T airplanes, upon the accumulation of 9,500 hours TIS or within the next 100 hours TIS after the effective date of this AD, whichever occurs later, modify the wing spar attachment by installing Beech Kit No. 101-4050.

NOTE: Section 4-00-00 of the Beech 200 and 300 series maintenance manuals contains information related to this AD.

(d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a location where the requirements of this AD can be accomplished.

(e) An alternative method of compliance or adjustment of the compliance times that provides an equivalent level of safety may be approved by the Manager, Wichita Aircraft Certification Office, FAA, 1801 Airport Road, Room 100, Wichita, Kansas 67209. The request should be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Wichita Aircraft Certification Office.

(f) All persons affected by this directive may obtain the service kit and maintenance manual information referred to herein upon request to the Beech Aircraft Corporation, P.O. Box 85, Wichita, Kansas 67201-0085; or may examine information that is applicable to this AD at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri 64106.

This amendment (39-7021, AD 91-12-10) becomes effective on July 15, 1991.