# Accident 20070427012289A: Hiller UH12C, Plant City, FL, April 27, 2007

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 27, 2007, 13:30 local time
- Place: Plant City, FL
- Damage: Substantial damage
- Phase of flight: Pwr Off Vert Land/Autorotate
- Operating rules: General operating rules (Part 91)
- Location: 28.0000° N, 82.1500° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=28.0000&lon=-82.1500&mi=10
- Aircraft: N92993, a cancelled registration (https://openairdocs.org/deregistered/N92993-2013-05-22) (OpenAirDocs)
- Registry model: Hiller UH-12C (registry code 4360116, https://openairdocs.org/model/hiller-uh-12c) (OpenAirDocs)
- Registry engine: Franklin 6A&6V335 series (registry code 27020, https://openairdocs.org/engine/franklin-6a-6v335-series) (OpenAirDocs)
- Reported make and model: HILLER UH12C
- Reported engine: FRNKLN 6V335B
- People aboard: 1
- Fatal injuries: 0
- NTSB investigation: [NTSB MIA07LA089](https://openairdocs.org/ntsb/MIA07LA089) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20070427012289A

## Narrative

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

(-23) ON APRIL 27, 2007, ABOUT 1330 EASTERN TIME, A HILLER UH-12C HELICOPTER, OPERATING ON A PART 91 INSTRUCTION FLIGHT MADE A FORCED LANDING IN A FIELD FOLLOWING A LOSS OF ENGINE POWER NEAR PLANT CITY, FL. VFR CONDITIONS PREVAILED FOR THE FLIGHT, AND NO VFR FLIGHT PLAN WAS FILED. THE COMMERCIAL RATED PILOT WAS NOT INJURED, AND THE PASSENGER RECEIVED MINOR INJURIES. THE PILOT INDICATED THAT THE ENGINE SHOOK VIOLENTLY AS THEY WERE IN CRUISE FLIGHT, HE SAW A FIELD, TURNED TOWARD THE FIELD TO MAKE A PRECAUTIONARY LANDING, AND THEN THE ENGINE QUIT. HE ENTERED AN AUTOROTATION, WAS MANEUVERING THE HELICOPTER TO CLEAR TREES, AND LANDED HARD, INCURRING SUBSTANTIAL DAMAGE TO THE HELICOPTER.

## 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 MIA07LA089](https://openairdocs.org/ntsb/MIA07LA089), Apr 27, 2007: Hiller UH-12C (N92993), Plant City, FL, substantial damage. Probable cause: The loss of engine power due to a magneto impulse coupling failure for undetermined reasons.

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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