# Fatal NTSB investigations: Lycoming TIGO-541SER

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 ERA21FA224](https://openairdocs.org/ntsb/ERA21FA224.md): Piper PA-31P · Myrtle Beach, SC · Accident · 1 fatal · Class 3 · Field · Final report · May 21, 2021 · N575BC · Destroyed
  > The mechanic’s inadvertent installation of the elevator trim tabs in reverse, which resulted in the pitch trim system operating opposite of the pilot’s input and the pilot’s subsequent loss of control.
- [NTSB CEN18FA116](https://openairdocs.org/ntsb/CEN18FA116.md): Piper PA 31P · Laredo, TX · Accident · 2 fatal · Field investigation · Final report · Mar 8, 2018 · N82605 · Destroyed
  > An engine malfunction for undetermined reasons and the subsequent loss of control, due to the pilot's improper decision to maneuver the airplane below minimum controllable airspeed and his improper response to the loss of engine power.
- [NTSB ERA12FA423](https://openairdocs.org/ntsb/ERA12FA423.md): Piper PA-31P · Dalton, GA · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2012 · N33CG · Substantial damage
  > The pilot’s failure to maintain airplane control following loss of power in the right engine for reasons that could not be determined because of fire and impact damage. Contributing to the accident was the pilot’s delayed feathering of the right propeller…
- [NTSB CEN10WA096](https://openairdocs.org/ntsb/CEN10WA096.md): Piper PA-31P · Kidlington, United Kingdom · Accident · 2 fatal · Foreign investigation · Jan 15, 2010 · N95RS · Destroyed
- [NTSB DEN05FA045](https://openairdocs.org/ntsb/DEN05FA045.md): Piper PA-31P · Gallup, NM · Accident · 1 fatal · Field investigation · Final report · Dec 29, 2004 · N573B · Destroyed
  > the pilot's failure to maintain minimum controllable airspeed which resulted in the loss of control, and impact with wires, a tree and terrain.
- [NTSB IAD04FA040](https://openairdocs.org/ntsb/IAD04FA040.md): Piper PA-31P · Clarkson, NY · Accident · 1 fatal · Field investigation · Final report · Aug 20, 2004 · N57EF · Destroyed
  > The pilot's mismanagement of the fuel by his failure to select the proper fuel tank which resulted in starvation and subsequent loss of engine power in both engines.
- [NTSB ATL03FA107](https://openairdocs.org/ntsb/ATL03FA107.md): Piper PA-31P · Augusta, GA · Accident · 2 fatal · Field investigation · Final report · Jun 16, 2003 · N577FS · Destroyed
  > The pilot's failure to maintain airspeed while maneuvering on initial take off climb resulting in an inadvertent stall, loss of control, and subsequent in-flight collision with trees and a swamp. A factor in the accident was a reported loss of engine power…
- [NTSB CHI03FA138](https://openairdocs.org/ntsb/CHI03FA138.md): Piper PA-31P · Woodruff, WI · Accident · 4 fatal · Field investigation · Final report · May 25, 2003 · N36DR · Destroyed
  > The pilot's failure to follow the before take-off checklist which led to an improper selection of the auxilliary fuel tanks for the takeoff leading to the subsequent fuel starvation of the left engine. Additional causes were the pilot not maintaining minimum…
- [NTSB CHI02FA094](https://openairdocs.org/ntsb/CHI02FA094.md): Piper PA-31P · Daleville, IN · Accident · 2 fatal · Field investigation · Final report · Mar 18, 2002 · N125TT · Destroyed
  > The pilots failure to maintain control of the airplane during the instrument approach. The low overcast ceiling and the pilot's in-flight decision to execute the instrument approach in below minimum weather conditions were factors.
- [NTSB LAX93FA066](https://openairdocs.org/ntsb/LAX93FA066.md): Piper PA-31P · Oceanside, CA · Accident · 2 fatal · Field investigation · Final report · Dec 14, 1992 · N55UF · Destroyed
  > The airplane colliding with the ocean due to unknown reason (s).
- [NTSB CHI92FA066](https://openairdocs.org/ntsb/CHI92FA066.md): Piper PA-31P · Mosinee, WI · Accident · 1 fatal · Field investigation · Final report · Jan 2, 1992 · N500BH · Destroyed
  > An inflight fire with the cabin heater as the origin, and unsuitable terrain in which to make a forced landing. A factor related to the accident was the soft terrain.
- [NTSB MKC85FA062](https://openairdocs.org/ntsb/MKC85FA062.md): Piper PA-31P · Sunset Hills, MO · Accident · 3 fatal · Field investigation · Final report · Feb 26, 1985 · N404RS · Destroyed
  > The acft was on a ngt instructional flt with 2 multi-eng instructor plts at the controls & a rated plt occupying a rear pax seat. The rgt fnt seat occupant was an experienced multi-eng plt with 110 hrs in this make & model; however, his 2NDCLASS med cert was…

## 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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41539'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41539&fatal=1

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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.