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Airworthiness directives › 2018-11-03

AD 2018-11-03 Airworthiness Directives; Airbus Helicopters

2018-06-18
2018-06-01
39-19291
FAA-2017-1063
Airframe
—

Applicability*9

This AD becomes effective June 18, 2018.

Compliance

(1) The Manager, Safety Management Section, Rotorcraft Standards Branch, FAA, may approve AMOCs for this AD. Send your proposal to: Matt Fuller, Senior Aviation Safety Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone (817) 222-5110; email 9-ASW-FTW-AMOC-Requests@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

(1) Airbus Helicopters Emergency Alert Service Bulletin No. 65.51, Revision 0, dated June 2, 2016, which is not incorporated by reference, contains additional information about the subject of this AD. For service information identified in this AD, contact Airbus Helicopters, 2701 N. Forum Drive, Grand Prairie, TX 75052; telephone (972) 641-0000 or (800) 232-0323; fax (972) 641-3775; or at http://www.helicopters.airbus.com/website/en/ref/Technical-Support_73.html. You may review a copy of the service information at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N-321, Fort Worth, TX 76177. (2) The subject of this AD is addressed in European Aviation Safety Agency (EASA) AD No. 2016-0115-E, dated June 16, 2016. You may view the EASA AD on the internet at http://www.regulations.gov by searching for and locating it in Docket No. FAA-2017-1063.

Unsafe condition

Before further flight: (1) Remove from service any bolt part number (P/N) 365A31-1182-20, 365A31-1182-21, 365A31-1183-20, 365A31-1183-21, 365A31-1928-20, or 365A31-1143-20 that has accumulated 2,000 or more hours time-in-service (TIS), or any bolt for which the hours TIS is unknown. Thereafter, remove from service each bolt P/N 365A31-1182-20, 365A31-1182-21, 365A31-1183-20, 365A31-1183-21, 365A31-1928-20, or 365A31-1143-20 before accumulating 2,000 hours TIS. (2) Remove from service any bolt with a P/N not listed in paragraph (e)(1) of this AD or for which the P/N is unknown. (3) Create a component history card or equivalent record for each bolt P/N 365A31-1182-20, 365A31-1182-21, 365A31-1183-20, 365A31-1183-21, 365A31-1928-20, and 365A31-1143-20 and record a life limit of 2,000 hours TIS.

Affected ADs

This AD defines the unsafe condition as a Starflex star/mast connecting bolt (bolt) remaining in service beyond its fatigue life. This condition could result in failure of a bolt, leading to failure of the main rotor blade mast, hub, or blade and subsequent loss of control of the helicopter.

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