AD 93-01-16

93-01-16 BEECH AIRCRAFT CORPORATION: Amendment 39-8470. Docket No. 92-CE-39-AD.

Applicability: Model 1900C airplanes, serial numbers UC-1 through UC-174 and UD-1 through UD-6 (also referred to as Model C-12J), certificated in any category.

Compliance: Required within the next 200 hours time-in-service after the effective date of this AD, unless already accomplished.

To prevent an airplane fire caused by fuel entering the electrically-heated stall warning vane housing, accomplish the following:

(a) Inspect the pneumatic deice lines and the deice distributor valve for fuel leakage in accordance with Parts I and II of the ACCOMPLISHMENT INSTRUCTIONS section of Beech Service Bulletin (SB) No. 2430, dated March 1992. Prior to further flight, replace any fuel contaminated parts in accordance with Part II of the ACCOMPLISHMENT INSTRUCTIONS section of the referenced service information.

(b) Modify the wet wing fuel barriers in accordance with Parts III and IV of the ACCOMPLISHMENT INSTRUCTIONS section of Beech SB No. 2430, dated March 1992.

(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 compliance time 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 shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and send it to the Manager, Wichita Aircraft Certification Office.

NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Wichita Aircraft Certification Office.

(e) The inspection and modification required by this AD shall be done in accordance with Beech Service Bulletin No. 2430, datedMarch 1992. 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 the Beech Aircraft Corporation, P.O. Box 85, Wichita, Kansas 67201-0085. 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, 800 North Capitol Street, NW., suite 700, Washington, DC.

(f) This amendment becomes effective on March 8, 1993.