# Accident 19860702029759A: Hiller UH12C, Garberville, CA, July 2, 1986

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 2, 1986, 15:30 local time
- Place: Garberville, CA
- Airport: Garberville
- Damage: Substantial damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: General operating rules (Part 91)
- Location: 40.0854° N, 123.8141° W: Placed by OpenAirDocs at GARBERVILLE (O16), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.0854&lon=-123.8141&mi=10
- Aircraft: N26186, a cancelled registration (https://openairdocs.org/deregistered/N26186-2019-01-14) (OpenAirDocs)
- Registry model: Hiller-Nunes UH-12C (registry code 4360113, https://openairdocs.org/model/hiller-nunes-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
- Fatal injuries: 0
- Pilot flight hours: 39 total, 39 in this make and model, 39 in the last 90 days
- NTSB investigation: [NTSB LAX86LA277](https://openairdocs.org/ntsb/LAX86LA277) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19860702029759A

## Narrative

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

THE HELICOPTER LANDED WHEN ROTOR RPM DECAYED. MAIN ROTOR CENTRIFUGAL CLUTCH WAS OIL SOAKED DUE TO A LEAKING SEAL.

## 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 LAX86LA277](https://openairdocs.org/ntsb/LAX86LA277), Jul 2, 1986: Hiller UH-12C (N26186), Garberville, CA, substantial damage

## Other reports on N26186 (1)

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

- [Incident 19870416029399I](https://openairdocs.org/incident/19870416029399I), Apr 16, 1987: Hiller UH12C (N26186), Ukiah, CA. Loss of oil pressure before forced landing. Found oil line was off the fitting to the oil pump.

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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