Aviation Accident Summaries

Aviation Accident Summary ATL91LA112

CONWAY, SC, USA

Aircraft #1

N2GV

PIPER PA-12

Analysis

THE BANNER TOW PILOT WAS CRUISING ADJACENT TO A LOCAL GOLF COURSE AT 1000 AGL WHEN HE EXPERIENCED A GRADUAL LOSS OF ENGINE POWER FOLLOWED BY A COMPLETE LOSS OF ENGINE POWER. ATTEMPTS TO REGAIN FULL POWER AND RESTART THE ENGINE FAILED. THE PILOT MANEUVERED THE AIRPLANE INTO POSITION FOR AN APPROACH TO A FAIRWAY AND RELEASED THE BANNER. THE AIRPLANE CAME TO REST 15 FEET OFF THE DEPARTURE END OF THE FAIRWAY IN A WOODED AREA. SUBSEQUENT EXAMINATIONS OF THE AIRPLANE REVEALED THAT THE #2 EXHAUST VALVE HAD FAILED. THE ENGINE WAS LAST OVERHAULED 2556 HOURS PRIOR TO THIS ACCIDENT. THE EXHAUST VALVE'S TIME IN SERVICE WAS NOT DETERMINED.

Probable Cause and Findings

FAILURE OF THE NUMBER TWO EXHAUST VALVE, WHICH RESULTED IN LOSS OF ENGINE POWER.

 

Source: NTSB Aviation Accident Database

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