Accident Sikorsky S-55 N8327, Friday 21 March 1986

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Date:	Friday 21 March 1986
Time:	14:00 LT
Type:	Sikorsky S-55
Owner/operator:	Avag Corp.
Registration:	N8327
MSN:	55-231
Total airframe hrs:	8600 hours
Engine model:	Curtis Wright R-1300-3D
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Afton, CA - United States of America
Phase:	Manoeuvring (airshow, firefighting, ag.ops.)
Nature:	Agricultural
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE ACFT WAS LANDED OFF THE ARPT IN A FORCED LANDING AFTER A PWR LOSS. THE ACFT WAS DAMAGED IN THE HARD LANDING. ENG TEARDOWN SHOWED THE R/H MAGNETO MODEL S7LV-2 HAD STRIPPED DISTRIBUTOR DRIVE GEARS. NO OTHER ABNORMALITIES NOTED. THE TSO OF THE MAG WAS CALCULATED TO BE 669.2 HRS.

Probable Cause:

Accident investigation: