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98-24-06 DORNIER-WERKE G.M.B.H.: Amendment 39-10892; Docket No. 97-CE-137-AD.
Applicability: Model Do 27 Q-6 airplanes, all serial numbers, certificated in any category.
NOTE 1: This AD applies to each airplane identified in the preceding applicability provision, regardless of whether it has been modified, altered, or repaired in the area subject to the requirements of this AD. For airplanes that have been modified, altered, or repaired so that the performance of the requirements of this AD is affected, the owner/operator must request approval for an alternative method of compliance in accordance with paragraph (d) of this AD. The request should include an assessment of the effect of the modification, alteration, or repair on the unsafe condition addressed by this AD; and, if the unsafe condition has not been eliminated, the request should include specific proposed actions to address it.
Compliance: Required as indicated in the body of this AD, unless already accomplished.
To prevent the stabilizer from detaching at the forward stabilizer attach flanges because of loose rivets, which could result in reduced or loss of control of the airplane, accomplish the following:
(a) Within the next 3 calendar months after the effective date of this AD, and thereafter at intervals not to exceed 100 hours time-in-service (TIS), inspect the rivets that attach the forward stabilizer attach fitting to the airplane fuselage for looseness. Accomplish these inspections in accordance with the PROCEDURE section of Dornier Service Bulletin (SB) No. 1140-0000, Date of Issue: September 29, 1995.
(b) If loose rivets are found during any inspection required in paragraph (a) of this AD, prior to further flight, replace any loose rivets in accordance with the PROCEDURE section of Dornier SB No. 1140-0000, Date of Issue: September 29, 1995.
(c) Special flight permits may be issued in accordance with sections 21.197 and 21.199 of the Federal Aviation Regulations (14 CFR 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 times that provides an equivalent level of safety may be approved by the Manager, Small Airplane Directorate, 1201 Walnut, suite 900, Kansas City, Missouri 64106. The request shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Small Airplane Directorate.
NOTE 2: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Small Airplane Directorate.
(e) Questions or technical information related to Dornier Service Bulletin No. 1140-0000, Date of Issue: September 29, 1995, should be directed to Daimler-Benz Aerospace, Dornier, Product Support, P.O. Box 1103, D-82230 Wessling, Federal Republic of Germany; telephone: (08153) 300; facsimile: (08153) 302985. This service information may be examined at the FAA, Central Region, Office of the Regional Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri 64106.
(f) The inspection and replacement required by this AD shall be done in accordance with Dornier Service Bulletin No. 1140-0000, Date of Issue: September 29, 1995. 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 Daimler-Benz Aerospace, Dornier, Product Support, P.O. Box 1103, D-82230 Wessling, Federal Republic of Germany. Copies may be inspected at the FAA, Central Region, Office of the Regional 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.
NOTE 3: The subject of this AD is addressed in German AD 96-271 Daimler-Benz Aerospace/Dornier,Effective Date: October 10, 1996.
(g) This amendment becomes effective on December 28, 1998.
