Skip to content
KnownTail
Airworthiness Directive

AD 2011-05-08: Turbomeca Model Arriel 1E2, 1S, and 1S1 Turboshaft Engines

Airworthiness Directives; Turbomeca Model Arriel 1E2, 1S, and 1S1 Turboshaft Engines

Effective
Mar 9, 2011
Published
Mar 4, 2011
Registered aircraft
106

Models this AD may apply to

AI-extracted — verify against original

Matched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.

Engines

  • TURBOMECA ARRIEL 1E2
  • TURBOMECA ARRIEL 1S
  • TURBOMECA ARRIEL 1S1
  • Only with: Engines that have incorporated Turbomeca SB No. 292 73 0826, Version A, dated October 13, 2009, or Turbomeca Internal Consign No. 298468.
  • Only with: Engines that have incorporated Turbomeca SB No. 292 73 0826, Version A, dated October 13, 2009, or Turbomeca Internal Consign No. 298468.

Applicability

From the AD text
This AD applies to Turbomeca Arriel 1E2, 1S, and 1S1 turboshaft engines that have incorporated Turbomeca Service Bulletin (SB) No. 292 73 0826, Version A, dated October 13, 2009, or incorporated Turbomeca Internal Consign No. 298468. These engines are installed on, but not limited to, Eurocopter Deutschland MBB BK117-C2 and BK117-C1, and Sikorsky S-76A series and S-76C series, helicopters.

Related ADs

Supersedes or revises AD 2011-05-51.

Read the AD in the Federal RegisterReport an error on this page