NTSB Identification: MKC84LA101.
The docket is stored on NTSB microfiche number 25592.
Accident occurred Wednesday, March 14, 1984 in BISCOE, AR
Aircraft: SCHWEIZER G-164A, registration: N8945H
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

AFTER SPRAYING OPERATIONS ACFT PROPELLER WOULD BE PRESSURE SPRAYED. WATER ENTERED PROPELLER PITCH CHANGE BEARINGS WHICH CORRODED BEARINGS. EVENTUALLY PITCH MOVEMENT WAS HINDERED BY RUST CORROSION. THE BLADE COUNTERWEIGHT BOLT BROKE ALLOWING THE PROPELLER BLADE PITCH TO INCREASE. ENGINE RPM DECREASED BELOW OPERATING RANGE. THE PLT SHUT DOWN THE ENGINEAND LANDED THE ACFT IN A FIELD. THE ACFT NOSED OVER DURING THE LANDING ROLL.

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

PROPELLER SYSTEM/ACCESSORIES,BLADE..CORRODED

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

MAINTENANCE,SERVICE OF AIRCRAFT/EQUIPMENT..IMPROPER USE OF..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN


Contributing Factors

FLUID..CONTAMINATION


Contributing Factors

FLUID..WATER

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