# NTSB investigations: Robinson Helicopter R22 BETA: 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 ERA24LA203](https://openairdocs.org/ntsb/ERA24LA203.md): Robinson Helicopter R22 Beta · Louisburg, NC · Accident · No injuries · Class 4 · Limited · Final report · Apr 30, 2024 · N7535Z · Substantial damage
  > The pilot under instruction’s inadvertent use of the mixture control, which resulted in a total loss of engine power.
- [NTSB CEN16LA040](https://openairdocs.org/ntsb/CEN16LA040.md): Robinson Helicopter R22 Beta · Sugarland, TX · Accident · Minor injuries · Limited investigation · Final report · Nov 14, 2015 · N7058Z · Substantial damage
  > The overspeed of the main rotor system for reasons that could not be determined based on the available information.
- [NTSB WPR13LA222](https://openairdocs.org/ntsb/WPR13LA222.md): Robinson Helicopter R22 Beta · Honolulu, HI · Accident · Minor injuries · Limited investigation · Final report · May 9, 2013 · N5ZK · Substantial damage
  > The mechanic’s failure to properly inspect the helicopter following maintenance performed by an apprentice, which resulted in a total loss of engine power due to the improper rigging of the mixture control assembly.
- [NTSB WPR12FA066](https://openairdocs.org/ntsb/WPR12FA066.md): Robinson Helicopter R22 Beta · Tucson, AZ · Accident · Serious injuries · Field investigation · Final report · Dec 14, 2011 · N4052G · Substantial damage
  > A loss of engine power due to the pilot's failure to utilize carburetor heat while maneuvering..
- [NTSB ANC11LA099](https://openairdocs.org/ntsb/ANC11LA099.md): Robinson Helicopter R22 Beta · Unalaska, AK · Accident · No injuries · Limited investigation · Final report · Aug 30, 2011 · N169CW · Substantial damage
  > A loss of engine power in cruise flight for undetermined reasons.
- [NTSB WPR11CA189](https://openairdocs.org/ntsb/WPR11CA189.md): Robinson Helicopter R22 Beta · Salt Lake City, UT · Accident · Minor injuries · Data collection · Final report · Apr 6, 2011 · N268SH · Substantial damage
  > The student pilot's inadvertent action of pulling out the engine's mixture control lever to idle cutoff that resulted in a complete loss of engine power.
- [NTSB WPR10CA278](https://openairdocs.org/ntsb/WPR10CA278.md): Robinson R22 · La Verne, CA · Accident · No injuries · Data collection · Final report · Jun 5, 2010 · N7028U · Substantial damage
  > A loss of engine power due to the pilot's inadvertent movement of the mixture control.
- [NTSB WPR10FA277](https://openairdocs.org/ntsb/WPR10FA277.md): Robinson R22 Beta · Spokane, WA · Accident · 1 fatal · Field investigation · Final report · Jun 2, 2010 · N522SA · Substantial damage
  > A loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation and the student pilot's failure to maintain main rotor rpm.…
- [NTSB WPR10LA232](https://openairdocs.org/ntsb/WPR10LA232.md): Robinson Helicopter R22 Beta · Mendon, UT · Accident · No injuries · Limited investigation · Final report · May 7, 2010 · N393LE · Substantial damage
  > A loss of engine power due to a failure of the magnetos as a result of inadequate maintenance.
- [NTSB WPR09LA314](https://openairdocs.org/ntsb/WPR09LA314.md): Robinson Helicopter R22 Beta · Lewiston, ID · Accident · No injuries · Limited investigation · Final report · Jun 26, 2009 · N836SH · Substantial damage
  > A loss of engine power while in cruise flight for undetermined reasons.
- [NTSB ERA09LA284](https://openairdocs.org/ntsb/ERA09LA284.md): Robinson Helicopter R22 Beta · Winter Haven, FL · Accident · No injuries · Limited investigation · Final report · May 7, 2009 · N456SH · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB ERA09CA205](https://openairdocs.org/ntsb/ERA09CA205.md): Robinson Helicopter R22 Beta · Richmond, VA · Accident · Minor injuries · Data collection · Final report · Mar 22, 2009 · N2360M · Substantial damage
  > A loss of engine power due to the pilot inadvertently shutting down the engine.
- [NTSB DFW08CA198](https://openairdocs.org/ntsb/DFW08CA198.md): Robinson R22 · Rosharon, TX · Accident · No injuries · Data collection · Final report · Jul 25, 2008 · N2330Y · Substantial damage
  > The pilot's failure to maintain terrain clearance while maneuvering. Contributing to the accident was the low altitude.

## 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 ('7640110', '7640103')
    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?model=7640110

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