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Airworthiness Directive

AD 99-07-01: Sikorsky Aircraft Corporation (Sikorsky) Model S-76C Helicopters

Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Model S-76C Helicopters

Effective
Apr 7, 1999
Published
Mar 23, 1999
Registered aircraft
78

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.

Aircraft

  • Only with: Turbomeca Arriel 2S1 engines with HMU P/N 0.292.92.822.0, 0.292.92.808.0, 0.292.92.813.0, or 0.292.92.828.0 installed.
  • Only with: Turbomeca Arriel 2S1 engines with HMU P/N 0.292.92.822.0, 0.292.92.808.0, 0.292.92.813.0, or 0.292.92.828.0 installed.

Applicability

From the AD text
Model S-76C helicopters, with Turbomeca Arriel 2S1 engines with an engine Hydromechanical Unit (HMU), part number 0.292.92.822.0, 0.292.92.808.0, 0.292.92.813.0, or 0.292.92.828.0, installed, certificated in any category.

Related ADs

Supersedes or revises AD 99-05-01.

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