Accident Eipper Quicksilver MX II N242KH, Saturday 10 September 1983

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Date:	Saturday 10 September 1983
Time:	17:00 LT
Type:	Eipper Quicksilver MX II
Owner/operator:	Kitty Hawk Kites, Inc.
Registration:	N242KH
MSN:	3861
Total airframe hrs:	199 hours
Engine model:	ROTAX 503
Fatalities:	Fatalities: 0 / Occupants: 2
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Manteo, NC - United States of America
Phase:	Manoeuvring (airshow, firefighting, ag.ops.)
Nature:	Executive
Departure airport:	Manteo, NC (KMQI)
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE PLT REPORTED THAT WHILE HE WAS DEMONSTRATING A STALL, THE ENG LOST POWER & WOULD NOT RECOVER. SUBSEQUENTLY, HE LANDED IN A MARSH & THE ULTRALIGHT ACFT NOSED OVER. DURING AN EXAM, WATER WAS FOUND IN THE CARBURETOR & FUEL PUMP. THE FUEL TANK CAP WAS REPORTEDLY BROKEN & A RAG HAD BEEN STUFFED IN THE 'CAP.' ALSO, THE REAR SPARK PLUG WAS SOOTY & THE FRONT SPARK PLUG CONTAINED AN OILY CARBON DEPOSIT. ADDITIONALLY, THERE WAS A LOOSE TERMINAL ON THE GROUND WIRE FOR THE COIL TO THE REAR CYLINDER. WATER WAS REMOVED FROM THE FUEL SYSTEM & THE ENG WAS STARTED & OPERATED NORMALLY.

Probable Cause:

Accident investigation: