# Accident 19990810041459A: Amtr WJSJAYBIRD, Tangerine, FL, August 10, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 10, 1999, 14:20 local time
- Place: Tangerine, FL
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 28.7602° N, 81.6380° W: Placed by OpenAirDocs: center of Tangerine, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.7602&lon=-81.6380&mi=10
- Aircraft: N735BS, registered now (https://openairdocs.org/aircraft/N735BS) (OpenAirDocs)
- Registry model: Schulz William John WJS JAYBIRD (registry code 05606WK, https://openairdocs.org/model/schulz-william-john-wjs-jaybird) (OpenAirDocs)
- Registry engine: Volkswagen CONVERSION (registry code 63501, https://openairdocs.org/engine/volkswagen-conversion) (OpenAirDocs)
- Reported make and model: AMTR WJSJAYBIRD
- Reported engine: AMTRVW VW*
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 212 total, 3 in this make and model, 6 in the last 90 days
- NTSB investigation: [NTSB MIA99LA228](https://openairdocs.org/ntsb/MIA99LA228) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990810041459A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(.4) THE PILOT STATED HE WAS ENROUTE TO MID FLORIDA AIRPORT, EUSTIS, FLORIDA, WHEN A PARTIAL POWER LOSS AND THE INABILITY TO HOLD ALTITUDE NECESSITATED A PRECAUTIONARY LANDING. THE PILOT SAID HE EXECUTED A LANDING WITH A LEFT QUARTERING TAILWIND DUE TO UTILITY LINES AND TREES BLOCKING AN APPROACH INTO THE WIND.  THE AIRCRAFT BOUNCED, AND ON THE SECOND BOUNCE THE RIGHT LANDING GEAR BENT AND THE WIND LIFTED THE LEFT WING.  THE AIRCRAFT SLID, AND SLOWLY NOSED OVER, COMING TO REST UPSIDE DOWN, RESULTING IN SUBSTANTIAL DAMAGE TO THE AIRCRAFT. ACCORDING TO THE PILOT, THE REASON FOR ENGINE POWER LOSS WAS DUE TO INSUFFICIENT TORQUE ON THE JAM NUT EXHAUST VALVE ADJUSTER (ROCKER ARM) TO NUMBER 4 CYLINDER.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MIA99LA228](https://openairdocs.org/ntsb/MIA99LA228), Aug 10, 1999: William John Schulz WJS Jaybird (N735BS), Tangerine, FL, substantial damage. Probable cause: the pilot's improper torqueing of a rocker arm adjusting jam nut, that resulted in the adjuster loosening, and a partial loss of engine power. This resulted in the pilot making an off airport…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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