Accident Robinson R22 Beta VH-HEW, Friday 16 July 1993

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Date:	Friday 16 July 1993
Time:	14:15
Type:	Robinson R22 Beta
Owner/operator:
Registration:	VH-HEW
MSN:	0622
Year of manufacture:	1986
Engine model:	Lycoming O-360-J2A
Fatalities:	Fatalities: 0 / Occupants:
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Lyndhurst Station, QLD - Australia
Phase:	Take off
Nature:	Agricultural
Departure airport:	Lyndhurst Station, QLD
Destination airport:	Clarke Hill Station, QLD
Investigating agency:	BASI
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
The helicopter was about 50 feet above ground level when the pilot heard a loud bang and drive to the main rotor was lost. During the subsequent heavy landing, the main rotor severed the tail boom. A post flight examination revealed that both main rotor drive belts had rolled off the drive pulleys.

Accident investigation: