# Accident 19840925074369A: Hiller UH12E, Yuma, AZ, September 25, 1984

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 25, 1984, 05:50 local time
- Place: Yuma, AZ
- Airport: International
- Damage: Destroyed
- Phase of flight: Low Level Operations
- Operating rules: Agricultural (Part 137)
- Location: 32.7253° N, 114.6244° W: Placed by OpenAirDocs: center of Yuma, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7253&lon=-114.6244&mi=10
- Aircraft: N9278Z, a cancelled registration (https://openairdocs.org/deregistered/N9278Z-2014-11-24) (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: ALLSN 250C20B
- Fatal injuries: 0
- Pilot flight hours: 6,428 total, 2,100 in this make and model, 210 in the last 90 days
- NTSB investigation: [NTSB LAX84LA494](https://openairdocs.org/ntsb/LAX84LA494) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19840925074369A

## Narrative

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

LOST CONTROL DURING SPRAYING. CONTROL ROTOR BLADE SPAR TUBE FAILED. CORROSION FOUND. SERVICE BULLETIN NOT PERFORMED

## 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 LAX84LA494](https://openairdocs.org/ntsb/LAX84LA494), Sep 25, 1984: Hiller UH12ET (N9278Z), Yuma, AZ, destroyed

## Other reports on N9278Z (2)

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

- [Accident 19800731037359A](https://openairdocs.org/incident/19800731037359A), Jul 31, 1980: Hiller UH12E (N9278Z), Sommerton, AZ, Substantial damage. Directional control was lost during spray run. Helicopter crashed in same field. Rudder cable found separated.
- [Accident 19760511022609A](https://openairdocs.org/incident/19760511022609A), May 11, 1976: Hiller UH12E (N9278Z), Somerton, AZ, Substantial damage. Spraying weeds.

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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