NTSB Identification: MKC87LA183.
The docket is stored on NTSB microfiche number 35618.
Nonscheduled 14 CFR
Accident occurred Wednesday, September 30, 1987 in AMES, IA
Probable Cause Approval Date: 02/14/1989
Aircraft: CESSNA 401, registration: N2UE
Injuries: 3 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE UNSKED PAX FLT WAS CLIMBING TO CRUISE ALTITUDE HAVING JUST DEPTD AMES, IA, WHEN THE PIC NOTICED A FIRE IN THE LEFT ENG. THE PIC ABORTED THE CLIMB AND RETURNED TO AMES. THE LEFT ENG WAS SECURED BEFORE LNDG WHICH WAS UNEVENTFUL. A POST-FIRE INSP OF THE ENG COMPARTMENT REVEALED A SEPARATED PORTION OF THE EXHAUST NEAR THE TURBOCHARGER UNIT. SEPARATION OF THE COMPONENTS ALLOWED HOT EXHAUST GASES TO MELT A FUEL RETURN LINE WHICH CAUGHT FIRE. THE ACFT WAS INSPECTED 50 FLT HRS PRIOR TO THE INFLT FIRE AND WAS DETERMINED TO BE AIRWORTHY.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

EXHAUST SYSTEM,STACK..SEPARATION

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FUEL SYSTEM,LINE..MELTED


Contributing Factors

MAINTENANCE,ANNUAL INSPECTION..INADEQUATE..COMPANY MAINTENANCE PERSONNEL

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