1994-12-06: Cessna 402 — Saint Louis, MO

Casualties unknown • Saint Louis, MO, US

Probable cause

improper maintenance installation (fuel line fitting)by other maintenance personnel. A factor was the cross threaded fuel line fitting.

— NTSB Determination

Accident narrative

WHILE TAXIING IN FROM A LANDING THE LEFT ENGINE CAUGHT ON FIRE. SUBSEQUENT EXAMINATION REVEALED THAT THE FUEL LINE FROM THE FUEL PUMP TO THE FUEL CONTROLLER WAS CROSS THREADED AT THE FITTING AT THE FUEL CONTROLLER. TOTAL MATING OF THE FITTING SURFACES DID NOT OCCUR. MOST RECENT MAINTENANCE ON THE FUEL LINE COULD NOT BE DETERMINED FROM MAINTENANCE RECORDS.

Frequently asked questions

What happened in the 1994-12-06 Cessna 402 accident near Saint Louis, MO?

WHILE TAXIING IN FROM A LANDING THE LEFT ENGINE CAUGHT ON FIRE. SUBSEQUENT EXAMINATION REVEALED THAT THE FUEL LINE FROM THE FUEL PUMP TO THE FUEL CONTROLLER WAS CROSS THREADED AT THE FITTING AT THE FUEL CONTROLLER. TOTAL MATING OF THE FITTING SURFACES DID NOT OCCUR. MOST RECENT MAINTENANCE ON THE FUEL LINE COULD NOT…

What aircraft was involved and where did it happen?

The accident on 1994-12-06 involved a Cessna 402, registration N412RW, at Saint Louis, MO.

What was the probable cause of the accident?

improper maintenance installation (fuel line fitting)by other maintenance personnel. A factor was the cross threaded fuel line fitting.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001206X02696. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.

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