Aviation Accident Summaries

Aviation Accident Summary LAX90LA272

VICTORVILLE, CA, USA

Aircraft #1

N1718M

STINSON L-5B

Analysis

WHILE EN ROUTE TO SANTA PAULA AIRPORT OVER A DESERT AREA, THE PILOT FELT A HOT OIL SPRAY EMANATING FROM BEHIND THE INSTRUMENT PANEL. HE ELECTED TO LAND IN AN OPEN FIELD. THE LANDING SITE SELECTED WAS NEAR HIGH TRANSMISSION WIRES, WHICH HE PROBABLY DID NOT SEE UNTIL THE AIRPLANE WAS ON FINAL APPROACH. THE PILOT PULLED THE AIRPLANE'S NOSE UP TO CROSS OVER THE TOP OF THE WIRES AND ALLOWED THE AIRSPEED TO RAPIDLY DECAY. THE AIRPLANE STALLED AND COLLIDED WITH THE TERRAIN. THE POST-ACCIDENT INVESTIGATION REVEALED THE OIL PRESSURE GAUGE LINE 'B' NUT HAD BACKED OFF.

Probable Cause and Findings

THE OIL GAUGE LINE 'B' NUT BACKED OFF, AND THE PILOT FAILED TO MAINTAIN AIRSPEED.

 

Source: NTSB Aviation Accident Database

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