# NTSB investigations: Ulpower UL350IS: Loss of engine power (total)

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 CEN21LA251](https://openairdocs.org/ntsb/CEN21LA251.md): Kevin Lippert Zenith CH 750 · Montrose, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 5, 2021 · N902KL · Substantial damage
  > The loss of engine power due to fuel vapor lock.
- [NTSB WPR21LA049](https://openairdocs.org/ntsb/WPR21LA049.md): Ronald A Gawer RV-12 · Byron, CA · Accident · No injuries · Class 3 · Limited · Final report · Nov 6, 2020 · N975G · Substantial damage
  > The total loss of engine power due to a fatigue fracture of the crankshaft.
- [NTSB CEN19LA199](https://openairdocs.org/ntsb/CEN19LA199.md): Zenair CH750 Stol · Paducah, KY · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 29, 2019 · N170MV · Substantial damage
  > A stuck exhaust valve that resulted in a loss of engine power and a forced landing to rough terrain.
- [NTSB WPR18LA120](https://openairdocs.org/ntsb/WPR18LA120.md): Zenith Stol CH750 · Kernville, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Apr 14, 2018 · N830AZ · Substantial damage
  > A total loss of engine power due to air or fuel vapor entering the fuel system, which prevented fuel from reaching the engine cylinders, which necessitated an emergency landing, during which the airplane nosed over.
- [NTSB CEN17LA329](https://openairdocs.org/ntsb/CEN17LA329.md): James M Raulerson CH 750 · Manila, AR · Accident · No injuries · Limited investigation · Final report · Aug 24, 2017 · N61LR · Substantial damage
  > A loss of engine power for reasons that could not be determined because the airplane was not available for examination.

## 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.engine_model_code IN ('62000')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '341'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/341/cases?engine=62000

---
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.