# NTSB investigations: Lycoming HIO-360 series, 1983

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB SEA84LA021](https://openairdocs.org/ntsb/SEA84LA021.md): Enstrom F28F · Hillsboro, OR · Accident · Minor injuries · Limited investigation · Final report · Nov 15, 1983 · N8622U · Substantial damage
  > The acft did a hard landing during autorotation after the engine ran rough and quit at 250 ft AGL during takeoff. The pilot had leaned the mixture, he said, prior to takeoff and he was not sure if he pushed the mixture to full rich when the engine started to…
- [NTSB LAX83LA429](https://openairdocs.org/ntsb/LAX83LA429.md): Enstrom F-28C · Quincy, CA · Accident · No injuries · Limited investigation · Final report · Sep 8, 1983 · N619H · Substantial damage
  > The acft was on a flt to a radio transmitter site at about the 7000 ft level in mountainous terrain. During arrival to the helipad, the plt noticed that several vehicles were parked on the landing surface. While in a hover, he maneuvered the helicopter to an…
- [NTSB NYC83LA206](https://openairdocs.org/ntsb/NYC83LA206.md): Hughes 269C · Spring House, PA · Accident · No injuries · Limited investigation · Final report · Aug 10, 1983 · N1093Y · Substantial damage
  > The helicopter rolled over during a practice demonstration autorotation landing. The CFI was at the controls with the student following through. According to the instructor the student overrode the controls just prior to touchdown with too much cyclic. The…
- [NTSB ATL83LA297](https://openairdocs.org/ntsb/ATL83LA297.md): Hughes 269B · Summerville, SC · Accident · No injuries · Limited investigation · Final report · Jul 29, 1983 · N9419F · Substantial damage
  > The helicopter was being used in controlled burning of timberland. While being operated at an alt of aprx 20 ft over wind rows of organic material, there was a partial loss of eng power. The plt stated that he was unable to maintain a hover, so he landed on…
- [NTSB LAX83FA266](https://openairdocs.org/ntsb/LAX83FA266.md): Enstrom F28C · Mesa, AZ · Accident · Serious injuries · Field investigation · Final report · Jun 7, 1983 · N51684 · Destroyed
  > The pilot had taken off, went into a normal hover, then traveled about 200 feet for a pattern climb-out when he radioed the tower that the acft did not feel right. The acft started to fishtail. The pilot tried to autorotate but could not stop the rate of…
- [NTSB MIA83LA087](https://openairdocs.org/ntsb/MIA83LA087.md): Hughes 269A · St. Petersburg, FL · Accident · No injuries · Limited investigation · Final report · Mar 18, 1983 · N9020M · Substantial damage
  > The helicopter contacted the ground with a skid during a hover and ended up in a dynamic roll over. This was a dual instructional flt and the student was at the controls in a hover at the runways end awaiting twr instructions when the right skid became stuck…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE year(c."eventDate") = 1983
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41524'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41524&year=1983

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.