Airworthiness directives › 2017-15-02
AD 2017-15-02 Airworthiness Directives; Bell Helicopter Textron, Inc. (Bell) Helicopters
Applicability*9
This AD becomes effective August 4, 2017.
Compliance
(1) The Manager, Delegation Systems Certification Office, FAA, may approve AMOCs for this AD. Send your proposal to: Jurgen E. Priester, Aviation Safety Engineer, Delegation Systems Certification Office, ASW-130, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone (817) 222-5159; email jurgen.e.priester@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
Bell Alert Service Bulletin (ASB) 212-15-153, dated September 4, 2015; Bell ASB 212-15-155, dated September 15, 2015; and Bell ASB 412-15-168, dated September 15, 2015, which are not incorporated by reference, contain additional information about the subject of this AD. For service information identified in this AD, contact Bell Helicopter Textron, Inc., P.O. Box 482, Fort Worth, TX 76101; telephone (817) 280-3391; fax (817) 280-6466; or at http://www.bellcustomer.com/files/. You may review this service information at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N-321, Fort Worth, TX 76177.
Unsafe condition
(1) Within 25 hours time-in-service: (i) Replace each fuel check valve. (ii) For Model 212 helicopters, replace each engine oil check valve. (2) After the effective date of this AD, do not install any check valve P/N 209-062-520-001 or P/N 209-062-607-001 manufactured by Circor Aerospace, marked “Circle Seal” and with a manufacturing date code of “10/11” (October 2011) through “03/15” (March 2015), on any helicopter.
Affected ADs
This AD defines the unsafe condition as a cracked or leaking check valve, which could result in loss of lubrication or fuel to the engine, failure of the engine or a fire, 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