# NTSB investigations: Schweizer 269C: Loss of engine power

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 SEA08LA035](https://openairdocs.org/ntsb/SEA08LA035.md): Schweizer 269C · Newberg, OR · Accident · Serious injuries · Limited investigation · Final report · Nov 21, 2007 · N61480 · Substantial damage
  > The student pilot's inadvertent application of the fuel shut off valve during flight. Contributing to the accident were the locations of the heater and fuel shutoff controls.
- [NTSB SEA04LA146](https://openairdocs.org/ntsb/SEA04LA146.md): Schweizer 269C · Homedale, ID · Accident · No injuries · Limited investigation · Final report · Jul 26, 2004 · N62126 · Substantial damage
  > The loss of engine power for an undetermined reason while maneuvering at low altitude, which resulted in a hard landing.
- [NTSB SEA04LA128](https://openairdocs.org/ntsb/SEA04LA128.md): Hughes 269C · Arlington, WA · Accident · No injuries · Limited investigation · Final report · Jul 10, 2004 · N56PH · Substantial damage
  > A significant power loss for undetermined reasons while in cruise flight, leading to a full autorotational landing. Factors include no suitable terrain in the area, and soft swampy terrain at the point where the pilot found it necessary to perform the forced…
- [NTSB LAX03FA060](https://openairdocs.org/ntsb/LAX03FA060.md): Schweizer 269C · Collinsville, CA · Accident · 1 fatal · Field investigation · Final report · Jan 4, 2003 · N98TH · Destroyed
  > A loss of engine power for undetermined reasons, and the pilot's failure to maintain main rotor rpm during the subsequent autorotation. A factor in the accident was the unsuitable nature of the terrain for a forced landing.
- [NTSB CHI01LA215](https://openairdocs.org/ntsb/CHI01LA215.md): Schweizer 269C · Walker, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 15, 2001 · N61434 · Substantial damage
  > the loss of engine power for undetermined reasons during takeoff. Factors were the vehicles, the unsuitable terrain the pilot encountered, and the low altitude of the helicopter at the time of the loss of engine power.
- [NTSB LAX01LA121](https://openairdocs.org/ntsb/LAX01LA121.md): Schweizer 269C · Ojai, CA · Accident · Minor injuries · Limited investigation · Final report · Mar 19, 2001 · N6123A · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB CHI99LA257](https://openairdocs.org/ntsb/CHI99LA257.md): Schweizer 269C · Jetmore, KS · Accident · No injuries · Limited investigation · Final report · Jul 27, 1999 · N88007 · Substantial damage
  > The pilot's use of improper procedures by not following the helicopter manufacturer's recommended engine RPM reduction procedures during autorotations. A factor was the pilot not attaining the proper rotor RPM during the autorotation practice.
- [NTSB LAX94LA201](https://openairdocs.org/ntsb/LAX94LA201.md): Schweizer 300C · Pacific Ocean (Pacific Ocean) · Accident · No injuries · Limited investigation · Final report · Apr 10, 1994 · N60718 · Substantial damage
  > The low altitude of the aircraft when the engine lost power and the pilot's misjudgement of the flare point during the autorotation. Factors in the accident were the loss of engine power and the sunglare.
- [NTSB LAX94LA196](https://openairdocs.org/ntsb/LAX94LA196.md): Schweizer 300C · Pacific Ocean (Pacific Ocean) · Accident · No injuries · Limited investigation · Final report · Feb 25, 1994 · N61414 · Destroyed
  > The loss of engine power for undetermined reasons.
- [NTSB NYC93GA025](https://openairdocs.org/ntsb/NYC93GA025.md): Schweizer 269C · Baltimore, MD · Accident · Serious injuries · Final report · Oct 19, 1992 · N6132E · Substantial damage
  > A power loss of undetermined origin. Factors related to the accident were the night conditions, the lack of a suitable landing area, and the inability of the pilot to maintain rotor RPM while maneuvering to avoid obstacles.

## 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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8059502')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8059502&occurrence=350

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