# Accident 19830518056779A: Hiller UH12E, Thermal, CA, May 18, 1983

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 18, 1983, 11:00 local time
- Place: Thermal, CA
- Damage: Substantial damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: Agricultural (Part 137)
- Location: 33.4805° N, 116.0998° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=33.4805&lon=-116.0998&mi=10
- Aircraft: N4027L, a cancelled registration (https://openairdocs.org/deregistered/N4027L-2002-06-17) (OpenAirDocs)
- Registry model: Hiller UH-12E (registry code 4360122, https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Registry engine: Lycoming VO-540 series (registry code 41534, https://openairdocs.org/engine/lycoming-vo-540-series) (OpenAirDocs)
- Reported make and model: HILLER UH12E
- Reported engine: LYC VO540C2A
- Fatal injuries: 0
- Pilot flight hours: 8,050 total, 4,800 in this make and model, 183 in the last 90 days
- NTSB investigation: [NTSB LAX83LA236](https://openairdocs.org/ntsb/LAX83LA236) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19830518056779A

## Narrative

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

CRASH OCCURRED DURING EMERGENCY LANDING AFTER ENGINE LOST POWER DURING PROCEDURE TURN.

## 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 LAX83LA236](https://openairdocs.org/ntsb/LAX83LA236), May 18, 1983: Hiller UH-12E (N4027L), Thermal, CA, substantial damage

## Other reports on N4027L (1)

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

- [Accident 19971009031219A](https://openairdocs.org/incident/19971009031219A), Oct 9, 1997: Hiller UH12E (N4027L), Liberty, NE, Substantial damage. 1979 Heller UH-125 heli took off and lost eng power at 150 ft, unable to rotate the acft and crashed, Liberty,NE (.4)the pilot reported, 'the aircraft was…

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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