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Airworthiness directives › 2011-16-04

AD 2011-16-04 Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Model S-92A Helicopters

2011-11-14
2011-10-27
39-16762
FAA-2011-0792
Airframe
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Models named: S-92A. Read the applicability below — it usually turns on serial or part numbers too.

Applicability*9

Model S-92A helicopters with landing gear retract actuator (actuator), part number (P/N) 92250-00800-103, with a serial number (S/N) 101-00026 through 101-00237, without the modification letter “B” stamped on the nameplate, certificated in any category.

Compliance

Before further flight, unless previously accomplished. To prevent a landing gear collapse and subsequent loss of control of the helicopter, do the following: (a) Revise the operating limitations, “Airspeed Limits” section of the rotorcraft Flight Manual (RFM) by one of the following methods: (1) Insert Sikorsky “Temporary Revisions” SA S92A-RFM-000, Revision 2; SA S92A-RFM-002, Revision 6; SA S92A-RFM-003, Revision 5; SA S92A-RFM-004, Revision 5; SA S92A-RFM-005, Revision 4; or SA S92A-RFM-006, Revision 3; all approved January 7, 2011; or (2) Insert a copy of this AD; or (3) Make pen and ink changes with the following limitations: “Maximum rolling groundspeed for normal takeoff or normal landing is 50 knots.” “After a landing with a rolling groundspeed in excess of 50 knots, any further takeoffs or towing operation is prohibited. Rolling ground taxi operations of less than 50 knots are permitted.” (b) Following a landing with a rolling groundspeed in excess of 50 knots, or as an alternative to revising the operating limitations section of the RFM in compliance with this AD, before further flight, replace each affected actuator that does not have the modification letter “B” stamped on the nameplate with an airworthy actuator that has the modification letter “B” stamped on the nameplate. (c) To request a different method of compliance or a different compliance time for this AD, follow the procedures in 14 CFR 39.19. Contact the Manager, Boston Aircraft Certification Office, FAA, ATTN: Michael Schwetz, Aviation Safety Engineer, 12 New England Executive Park, Burlington, MA 01803, telephone (781) 238-7761, fax (781) 238-7170, for information about previously approved alternative methods of compliance. Note: Sikorsky Alert Service Bulletin No. 92-32-001, dated May 2, 2008, which is not incorporated by reference, contains additional information about the subject of this AD. (d) The Joint Aircraft System/Component (JASC) Code is 3233: Landing Gear Actuator. (e) This amendment becomes effective on November 14, 2011. Issued in Fort Worth, Texas, on July 14, 2011. Kim Smith, Manager, Rotorcraft Directorate, Aircraft Certification Service. [FR Doc. 2011-27773 Filed 10-26-11; 8:45 am] BILLING CODE 4910-13-P

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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1