Aviation Accident Summary CHI92IA079

LANSING, MI, USA

Aircraft #1

N101UM

AEROSPATIALE AS-355F1

Analysis

THE PILOT OF THE INCIDENT HELICOPTER PERFORMED AN EMERGENCY LANDING AFTER HE SMELLED SMOKE AND THE BAGGAGE COMPARTMENT FIRE WARNING/SMOKE DETECTOR LIGHT ILLUMINATED. A POST INCIDENT INSPECTION REVEALED A FATIGUE FAILURE OF A UNION JOINING A FUEL PIPE ASSEMBLY TO THE EXTERIOR OF THE RIGHT (#2) ENGINE CASE.

Probable Cause and Findings

A FATIGUE FAILURE OF A FUEL SYSTEM LINE FITTING DURING CRUISE FLIGHT.

 

Source: NTSB Aviation Accident Database

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