AD 92-01-02

92-01-02 FAIRCHILD AIRCRAFT (formerly Swearingen): Amendment 39-8125. Docket No. 91-CE-26-AD.

Applicability: Model SA226-T airplanes (Serial numbers (S/N) T201 through T275, and T277 through T291), Model SA226-T(B) airplanes (S/N T(B)276, and T(B)292 through T(B)417), Model SA226-AT airplanes (S/N AT001 through AT074), Model SA226-TC airplanes (S/N TC201 through TC419), Model SA227-TT airplanes (S/N TT421 through TT555), Model SA227-AT airplanes (S/N AT423 through AT599), and Model SA227-AC airplanes (S/N AC406, AC415, AC416, and AC420 through AC599), certificated in any category.

Compliance: Required as indicated, unless already accomplished.

To prevent brake system malfunctions that could result in a fire in the brake area or possible airplane collision during landing, accomplish the following:

(a) Within the next 90 calendar days after the effective date of this AD, modify the parking brake system in accordance with the instructions in Fairchild Aircraft Service Bulletin (SB) No. 227-32-017 and SB No. 226-32-049, both dated November 14, 1984, as applicable.

(b) On airplanes equipped with B.F. Goodrich brakes, part number 2-1203-3, within the next 100 hours TIS after the effective date of this AD, and thereafter at intervals not to exceed 250 hours TIS, inspect and conduct measurements in accordance with the instructions in B.F. Goodrich Service Letter No. 1498, dated October 26, 1989. If wear measure exceeds the maximum allowed in accordance with the criteria in B.F. Goodrich Service Letter No. 1498, dated October 26, 1989, prior to further flight, overhaul or replace the brakes in accordance with the instructions in the applicable maintenance manual.

(c) 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.

(d) An alternative method of compliance or adjustment of the initial or repetitive compliance timesthat provides an equivalent level of safety may be approved by the Manager, Fort Worth Airplane Certification Office, Fort Worth, Texas 76193-0150. The request should be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Fort Worth Airplane Certification Office.

(e) The inspections and modifications required by this AD shall be done in accordance with Fairchild Aircraft Service Bulletin (SB) No. 227-32-017 and SB No. 226-32-049, both dated November 14, 1984, and B.F. Goodrich Service Letter (SL) No. 1498, dated October 26, 1989. 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 Fairchild Aircraft Corporation, P.O. Box 790490, San Antonio, Texas 78279-0490 and B.F. Goodrich Aircraft Wheels and Brakes, P.O. Box 340, Troy, Ohio 45373. 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.

(f) This amendment (39-8125, AD 92-01-02) becomes effective on January 16, 1992.