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Airworthiness Directive

AD 2010-10-09: Turbomeca Arriel 1B, 1D, 1D1, and 1S1 Turboshaft Engines

Airworthiness Directives; Turbomeca Arriel 1B, 1D, 1D1, and 1S1 Turboshaft Engines

Effective
Jun 21, 2010
Published
May 17, 2010
Registered aircraft
171

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 1B
  • TURBOMECA ARRIEL 1D
  • TURBOMECA ARRIEL 1D1
  • TURBOMECA ARRIEL 1S1
  • Only with: Arriel 1B engines only if they incorporate Turbomeca mod TU 148; all listed engines only if they do not incorporate mod TU 347.
  • Only with: Arriel 1B engines only if they incorporate Turbomeca mod TU 148; all listed engines only if they do not incorporate mod TU 347.

Applicability

From the AD text
This AD applies to Turbomeca Arriel 1B (that incorporate Turbomeca Modification (mod) TU 148), Arriel 1D, 1D1, and 1S1 engines that do not incorporate mod TU 347. Arriel 1B engines are installed on, but not limited to, Eurocopter AS-350B and AS-350BA ``Ecureuil'' helicopters. Arriel 1D engines are installed on, but not limited to, Eurocopter France AS-350B1 ``Ecureuil'' helicopters. Arriel 1D1 engines are installed on, but not limited to, Eurocopter France AS-350B2 ``Ecureuil'' helicopters. Arriel 1S1 engines are installed on, but not limited to, Sikorsky Aircraft Corporation S-76C helicopters.

Related ADs

Supersedes or revises AD 2008-07-01.

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