91-15-08 BRITISH AEROSPACE (BAE), LIMITED: Amendment 39-7071. Docket No. 91-CE-52-AD.
Applicability: Jetstream HP 137 Mk1, Models 200, 3101, and 3201 airplanes (all serial numbers), certificated in any category.
Compliance: Required initially as follows, unless already accomplished, and thereafter at intervals not to exceed 10,000 landings:
o For airplanes with less than 9,500 landings on the effective date of this AD, prior to the accumulation of 10,000 landings.
o For airplanes with 9,500 landings or more but less than 10,000 landings on the effective date of this AD, prior to the accumulation of 10,500 landings.
o For airplanes with 10,000 or more landings but less than 12,000 landings on the effective date of this AD, within the next 500 landings.
o For airplanes with 12,000 or more landings but less than 15,000 landings on the effective date of this AD, within the next 150 landings.
o For airplanes with over 15,000 landings on the effective date of this AD, within the next 50 landings. NOTE: If no record of landings is maintained, hours time-in-service (TIS) may be used with one hour TIS equal to two landings. For example, 100 hours TIS is equal to 200 landings.
To prevent the loss of control of engine power, accomplish the following:
(a) Replace the engine power lever control cables (all 8) with new power lever control cables in accordance with the instructions in BAe SB 76-A-JA 910542, dated May 30, 1991.
(b) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.
(c) An alternative method of compliance or adjustment of the compliance time that provides an equivalent level of safety may be approved by the Manager, Brussels Aircraft Certification Office, Europe, Africa, Middle East Office, FAA, c/o American Embassy, 1000 Brussels, Belgium. The request should be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Brussels Aircraft Certification Office.
(d) The replacements required by this AD shall be done in accordance with BAe SB 76-A-JA 910542, dated May 30, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from British Aerospace, Manager Product Support, Commercial Aircraft Limited, Airlines Division, Prestwick Airport, Ayrshire, KA9 2RW Scotland; or British Aerospace, Inc., Librarian, Box 17414, Dulles International Airport, Washington, DC 20041. Copies may be inspected at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri, or at the Office of the Federal Register, 1100 L Street, NW, Room 8401, Washington, DC.
This amendment (39-7071, AD 91-15-08) becomes effective on August 12, 1991.