NTSB Identification: CHI89DEV06.
The docket is stored on NTSB microfiche number 41862.
Accident occurred Tuesday, June 06, 1989 in MILLERSVILLE, IL
Probable Cause Approval Date: 06/30/1992
Aircraft: HUGHES 269C, registration: N7439F
Injuries: 1 Uninjured.

THE ACCIDENT HELICOPTER COLLIDED WITH TERRAIN AFTER THE ROTOR RPM DECAYED DURING A TURN TO REVERSE DIRECTION WHILE APPLYING AGRICULTURAL CHEMICALS.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LOSS OF ROTOR RPM FOR AN UNDETERMINED REASON DURING A TURN TO REVERSE DIRECTION WHILE APPLYING AGRICULTURAL CHEMICALS.

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