# Accident 19890208031229A: Bell TH1L, Greenville, FL, February 8, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 8, 1989, 11:25 local time
- Place: Greenville, FL
- Damage: Substantial damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: Rotorcraft external load (Part 133)
- Operator: GUTL
- Location: 30.4668° N, 83.6353° W: Placed by OpenAirDocs: center of Greenville, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.4668&lon=-83.6353&mi=10
- Aircraft: N204AP, a cancelled registration (https://openairdocs.org/deregistered/N204AP-2018-01-16) (OpenAirDocs)
- Registry model: Bell TH-1L (registry code 1180817, https://openairdocs.org/model/bell-th-1l) (OpenAirDocs)
- Registry engine: Lycoming T53-L-13 (registry code 41551, https://openairdocs.org/engine/lycoming-t53-l-13) (OpenAirDocs)
- Reported make and model: BELL TH1L
- Reported engine: LYC T5313B
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 7,853 total, 1,200 in this make and model, 32 in the last 90 days
- NTSB investigation: [NTSB MIA89LA081](https://openairdocs.org/ntsb/MIA89LA081) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890208031229A

## Narrative

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

LOUD NOISE,LOST RPM. AUTOROTATED INTO TREES. IMPROPER SPRAG CLUTCH INSTALLED,BECAME DISENGAGED FROM STRESS AND WEAR

## 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 MIA89LA081](https://openairdocs.org/ntsb/MIA89LA081), Feb 8, 1989: Bell TH-1L (N204AP), Greenville, FL, substantial damage. Probable cause: INSTALLATION OF THE IMPROPER SPRAG CLUTCH ASSEMBLY BY THE OWNERS MAINTENANCE PERSONNEL RESULTING IN FAILURE OF THE SPRAG CLUTCH AND THE LOSS OF TRANSMISSION DRIVE.

## Other reports on N204AP (1)

Matched to the same aircraft by N-number and date.

- [Accident 19940223002819A](https://openairdocs.org/incident/19940223002819A), Feb 23, 1994: Bell TH1L (N204AP), Etna, CA, Substantial damage. Vibration after log pickup tried dump load. Lost tail rotor. Uncontrolled spin to impact. 42 degree gear box failed

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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