Airworthiness Directives (ADs)
CAA-2007-06-001
The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.
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Issue Date
- 2007/06/06
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Applicability
- Model S-76A, B and C helicopters with a main rotor shaft assembly (M/R shaft) installed.
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Model Number
- Sikorsky Aircraft Corporation Model S- 76A, B, and C Helicopters
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CAA AD Number
- CAA-2007-06-001
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2007-11-05
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Effective Date
- 2007/06/15
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Subject
- To detect cracking in the M/R shaft, which could result in separation of the main rotor and subsequent loss of control of the helicopter.
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Reference Publications (Revision/ATA/SB)
- MIL-STD-410E, ATA Specification 105, AIA-NAS-410; Sikorsky Alert Service Bulletin (ASB) No. 76-66-45A, Revision A; Sikorsky ASB No. 76-66-46
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Remarks
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