NTSB Identification: ANC84LA109.
The docket is stored on NTSB microfiche number 25743.
Accident occurred Saturday, June 30, 1984 in ESTER, AK
Aircraft: AERONCA 15AC, registration: N1436H
Injuries: 1 Serious,1 Minor.

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

THE ACFT WAS LANDED IN THE TOPS OF SMALL SPRUCE TREES AFTER THE ENGINE LOST OIL PRESSURE AND WAS SHUT DOWN. THE PLT LATER ADMITTED THAT THE OIL LINES NEEDED RELACEMENT ON THE LAST ANNUAL ON 06-22-84 BUT HE POSTPONED IT AND LATER FORGOT TO DO IT IN THE EXCITEMENT OF RE-FLYING ON FLOATS AFTER A 2 YEAR LAY-OFF. A BADLY DETERIORATED OIL OUTLET LINE FROM THE OIL COOLER HAD FAILED LOSING OIL AND PRESSURE.

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

LUBRICATING SYSTEM,OIL LINE..BURST

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

OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT..PERFORMED..PILOT IN COMMAND

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

LUBRICATING SYSTEM,OIL LINE..WORN

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

MAINTENANCE,REPLACEMENT..NOT PERFORMED..PILOT IN COMMAND


Contributing Factors

OBJECT..TREE(S)

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