Accident Rand Robinson KR-2 N83HL, Saturday 6 October 1984

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Date:	Saturday 6 October 1984
Time:	14:57 LT
Type:	Rand Robinson KR-2
Owner/operator:	Private
Registration:	N83HL
MSN:	93
Total airframe hrs:	100 hours
Engine model:	REVMASTER A2100D
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Columbus, OH - United States of America
Phase:	Initial climb
Nature:	Private
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE PLT REPORTED THAT DURING TAKEOFF, THE ACFT WAS CLIMBING THRU ABOUT 50 FT AGL WHEN HE FELT A VIBRATION & NOTED A LOSS OF POWER. SUBSEQUENTLY, THE ACFT TOUCHED DOWN HARD NEAR THE DEPARTURE END OF THE RWY. THE MAIN GEAR COLLAPSED, THEN THE ACFT SLID INTO A DITCH & WAS FURTHER DAMAGED. AN EXAM OF THE ACFT REVEALED THAT THE SHAFT SEAL ON THE TURBOCHARGER HAD FAILED & ALLOWED OIL TO ESCAPE INTO THE EXHAUST SYS. SUBSEQUENTLY, THE TURBO IMPELLER BECAME VERY HARD TO ROTATE.

Probable Cause:

Accident investigation: