Aviation Accident Summaries

Aviation Accident Summary LAX91LA199

PHOENIX, AZ, USA

Aircraft #1

N4996D

CESSNA 182

Analysis

THE PILOT CONTACTED PHX APPROACH CONTROL AND REQUESTED AND RECEIVED RADAR ADVISORIES TO DEER VALLEY AIRPORT (DVT). WHEN THE FLIGHT WAS ABOUT 7 MILES WEST OF DVT RADAR ADVISORIES WERE TERMINATED. MOMENTS LATER THE PILOT REPORTED THAT THE COCKPIT WAS FILLED WITH SMOKE AND HE WAS GOING TO LAND ON A ROAD. EXAMINATION OF THE ENGINE DISCLOSED THAT THE NO. 4 CONNECTING ROD FAILED DUE TO LACK OF LUBRICATION. THE INTACT ENGINE OIL SUMP DID NOT CONTAIN ANY OIL NOR WAS THERE EVIDENCE OF OIL STAINS ON THE AIRPLANE'S FUSELAGE OR WINGS.

Probable Cause and Findings

THAT THE PILOT FAILED TO PROPERLY PREFLIGHT THE AIRPLANE TO ASSURE THE ENGINE CONTAINED AN ADEQUATE OIL SUPPLY. CONTRIBUTING TO THIS ACCIDENT WAS TOTAL FAILURE OF THE CONNECTING ROD DUE TO LACK OF LUBRICATION.

 

Source: NTSB Aviation Accident Database

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