Accident Van's RV-4 N9233A, Thursday 8 July 1999

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Date:	Thursday 8 July 1999
Time:	16:15 LT
Type:	Van's RV-4
Owner/operator:	Private
Registration:	N9233A
MSN:	1239A
Total airframe hrs:	350 hours
Engine model:	Lycoming O-320-E2D
Fatalities:	Fatalities: 0 / Occupants: 2
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Creswell, OR - United States of America
Phase:	Initial climb
Nature:	Private
Departure airport:	(77S)
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
The pilot reported that shortly after takeoff, the engine lost 80 to 90 percent power. The pilot initiated a forced landing in a hay field where, during the landing roll, the airplane was substantially damaged. During the engine inspection, a small piece of the alternator belt was found ingested into the carburetor. The pilot reported that the carburetor heat was on at the time of the power loss.

Probable Cause: A foreign material/substance was ingested into the carburetor which resulted in a power loss.

Accident investigation: