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Airworthiness directives › 2016-23-10

AD 2016-23-10 Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters

2016-12-12
2016-11-25
39-18717
FAA-2016-9281
Airframe
—

Applicability*9

This AD becomes effective December 12, 2016.

Compliance

(1) The Manager, Boston Aircraft Certification Office, FAA, may approve AMOCs for this AD. Send your proposal to: John Coffey, Flight Test Engineer, Boston Aircraft Certification Office, Engine & Propeller Directorate, FAA, 1200 District Avenue, Burlington, Massachusetts 01803; telephone (781) 238-7173; email john.coffey@faa.gov. (2) For operations conducted under a 14 CFR part 119 operating certificate or under 14 CFR part 91, subpart K, we suggest that you notify your principal inspector, or lacking a principal inspector, the manager of the local flight standards district office or certificate holding district office before operating any aircraft complying with this AD through an AMOC.

Required actions

Joint Aircraft Service Component (JASC) Code: 2210, Autopilot System.

Unsafe condition

Within 10 hours time-in-service, revise Section 1 Limitations, “Automatic Flight Control System” section, of the Rotorcraft Flight Manual by one of the following methods: (1) Insert Sikorsky S-76D SA S76D-RFM-000, Temporary Revision No. 7, approved May 19, 2016; or (2) Insert a copy of this AD; or (3) Make pen-and-ink changes to add the information in Figure 1 to paragraph (e) of this AD. ER25NO16.000

Affected ADs

This AD defines the unsafe condition as an inability of the autopilot to maintain level flight. This condition could result in a significant increase in pilot workload, pilot disorientation, and subsequent loss of control of the helicopter.

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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