Aviation Accident Summary LAX90DVG01

GRIMES, CA, USA

Aircraft #1

N3633Q

Schweizer G-164B

Analysis

THE PILOT OF THE SPRAY AIRCRAFT EXECUTED AN EMERGENCY LANDING INTO A PLOWED FIELD AFTER EXPERIENCING A LOSS OF ENGINE POWER. EXAMINATION OF THE PROPELLER REVEALED A PORTION OF THE COUNTER WEIGHT BRACKET WAS MISSING. THERE WERE SEVERAL AREAS OF 'BEACH MARKS' EXTENDING FROM THE INNER RADIUS TO THE OUTER RADIUS OF THE FRACTURED AREAS.

Probable Cause and Findings

FAILURE OF THE COUNTER WEIGHT BRACKET TO THE PROPELLER ASSEMBLY.

 

Source: NTSB Aviation Accident Database

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