# Accident 20150520023629A: Ayres Corporation S2R-G6, Tivoli, TX, May 20, 2015

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 20, 2015, 16:20 local time
- Place: Tivoli, TX
- Damage: Substantial damage
- Phase of flight: Cruise/Level Flight
- Operating rules: Agricultural (Part 137)
- Operator: 8AGG
- Location: 28.3922° N, 96.8933° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=28.3922&lon=-96.8933&mi=10
- Aircraft: N3300U, registered now (https://openairdocs.org/aircraft/N3300U) (OpenAirDocs)
- Registry model: Ayres S2R-G6 (registry code 0970216, https://openairdocs.org/model/ayres-s2r-g6) (OpenAirDocs)
- Registry engine: AiResearch TPE331-5&6SER (registry code 01515, https://openairdocs.org/engine/airesearch-tpe331-5-6ser) (OpenAirDocs)
- Reported make and model: AYRES CORPORATION S2R-G6
- Reported engine: AIRESEARCH TPE331-5&6SER
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot
- Pilot flight hours: 13,403 total
- NTSB investigation: [NTSB CEN15LA239](https://openairdocs.org/ntsb/CEN15LA239) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20150520023629A

## Narrative

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

DURING CRUSE FLIGHT THE PILOT EXPERIENCED UNCONTROLLED ENGINE ACCELERATION. PILOT NOTED THAT TEMPERATURE STARTED TO CLIMB TOWARDS THE RED; HE THEN STARTED TO LOWER THE THROTTLE THEN LOST TO MUCH POWER. LANDED AS SOON AS POSSIBLE ONTO MUDDY DIRT ROAD, SEEING THE DITCH HE APPLIED BRAKES, WHEELS DUG IN AND FLIPPED THE PLANE UPSIDEDOWN.

## 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 CEN15LA239](https://openairdocs.org/ntsb/CEN15LA239), May 20, 2015: Ayres S2R G6 (N3300U), Tivoli, TX, substantial damage. Probable cause: The failure of the fuel control unit due to the worn stub shaft spline, which resulted in an engine overspeed. Contributing to the accident was maintenance personnel's inadequate inspection of the…

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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