Jacksonville – Atlanta

Shortly after leveling off at 14,000 feet the left engine quit. The pilot diverted to Tampa, and 34 minutes later the right engine quit. During the subsequent forced landing the airplane collided with the roof of a covered sidewalk and then trees. Teardown of the left engine revealed that the seal between the exhaust flange and turbocharger was not installed; bolt clamp was finger tight. Heat had melted wiring harness and magneto grounding leads insulation; both 'p' leads were grounded. Pilot stated that after losing the left engine he initiated a left tank to right engine crossfeed, and after 20 minutes of single engine flight in this configuration the right engine quit. Flight manual states to land as soon as possible in case of one engine failure. In addition, it warns that when flying on one engine and cross feeding fuel, absolute coordinated flight must be maintained to prevent unporting of the tank's fuel pickup tube when the tank is not full.

Flight / Schedule

Jacksonville – Atlanta

Registration

N7443S

MSN

61-0063-117

Year of Manufacture

1970

Date

March 15, 1990 at 10:45 PM

Type

CRASH

Flight Type

Cargo

Flight Phase

Flight

Crash Site

Plain, Valley

Crash Location

Lake Butler Florida

Region

North America • United States of America

Coordinates

30.0227°, -82.3396°

Crash Cause

Technical failure

Narrative Report

On March 15, 1990 at 10:45 PM, Jacksonville – Atlanta experienced a crash involving Piper PA-61 Aerostar (Ted Smith 601), operated by Top Flight Air Service, with the event recorded near Lake Butler Florida.

The flight was categorized as cargo and the reported phase was flight at a plain, valley crash site.

1 people were known to be on board, 0 fatalities were recorded, 1 survivors were identified or estimated. This corresponds to an estimated fatality rate of 0.0%.

Crew on board: 1, crew fatalities: 0, passengers on board: 0, passenger fatalities: 0, other fatalities: 0.

The listed crash cause is technical failure. Shortly after leveling off at 14,000 feet the left engine quit. The pilot diverted to Tampa, and 34 minutes later the right engine quit. During the subsequent forced landing the airplane collided with the roof of a covered sidewalk and then trees. Teardown of the left engine revealed that the seal between the exhaust flange and turbocharger was not installed; bolt clamp was finger tight. Heat had melted wiring harness and magneto grounding leads insulation; both 'p' leads were grounded. Pilot stated that after losing the left engine he initiated a left tank to right engine crossfeed, and after 20 minutes of single engine flight in this configuration the right engine quit. Flight manual states to land as soon as possible in case of one engine failure. In addition, it warns that when flying on one engine and cross feeding fuel, absolute coordinated flight must be maintained to prevent unporting of the tank's fuel pickup tube when the tank is not full.

Aircraft reference details include registration N7443S, MSN 61-0063-117, year of manufacture 1970.

Geospatial coordinates for this crash are approximately 30.0227°, -82.3396°.

Fatalities

Total

0

Crew

0

Passengers

0

Other

0

Crash Summary

Shortly after leveling off at 14,000 feet the left engine quit. The pilot diverted to Tampa, and 34 minutes later the right engine quit. During the subsequent forced landing the airplane collided with the roof of a covered sidewalk and then trees. Teardown of the left engine revealed that the seal between the exhaust flange and turbocharger was not installed; bolt clamp was finger tight. Heat had melted wiring harness and magneto grounding leads insulation; both 'p' leads were grounded. Pilot stated that after losing the left engine he initiated a left tank to right engine crossfeed, and after 20 minutes of single engine flight in this configuration the right engine quit. Flight manual states to land as soon as possible in case of one engine failure. In addition, it warns that when flying on one engine and cross feeding fuel, absolute coordinated flight must be maintained to prevent unporting of the tank's fuel pickup tube when the tank is not full.

Cause: Technical failure

Occupants & Outcome

Crew On Board

1

Passengers On Board

0

Estimated Survivors

1

Fatality Rate

0.0%

Known people on board: 1

Operational Details

Schedule / Flight

Jacksonville – Atlanta

Flight Type

Cargo

Flight Phase

Flight

Crash Site

Plain, Valley

Region / Country

North America • United States of America

Aircraft Details

Registration

N7443S

MSN

61-0063-117

Year of Manufacture

1970

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