# NTSB investigations: Piper PA-28R-201: Sys/Comp malf/fail (non-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 CEN17LA150](https://openairdocs.org/ntsb/CEN17LA150.md): Piper PA 28R-201 · Pontiac, MI · Accident · No injuries · Limited investigation · Final report · Apr 9, 2017 · N36458 · Substantial damage
  > Maintenance personnel’s improper securing of an unused instrument lamp socket during recent maintenance, which resulted in an electrical short of the landing gear controls and stopped the landing gear while it was transitioning to the down position and led to…
- [NTSB CEN16LA374](https://openairdocs.org/ntsb/CEN16LA374.md): Piper PA-28R-201 · Bowling Green, OH · Accident · No injuries · Limited investigation · Final report · Sep 13, 2016 · N786BG · Substantial damage
  > The pilots’ failure to complete the Emergency Landing Gear Extension checklist and maintenance personnel’s failure to correctly repair spliced wires on the left main landing gear down limit switch, which prevented the pilots from knowing whether the gear was…
- [NTSB CEN11LA418](https://openairdocs.org/ntsb/CEN11LA418.md): Piper PA-28R-201 · Rantoul, IL · Accident · No injuries · Limited investigation · Final report · Jun 25, 2011 · N4106Q · Substantial damage
  > The pilot did not use the emergency landing gear extension system, which resulted in a wheels-up landing. Contributing to the accident was the inoperative landing gear power pack motor.

## 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 ('7102816', '7102833')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '330' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/330/sequence?model=7102816

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