# NTSB investigations: Continental IO-520 series, 2017

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.

Page 1 of 2 · 56 cases

## Latest cases

- [NTSB WPR18LA058](https://openairdocs.org/ntsb/WPR18LA058.md): Cessna 210 · San Bernardino, CA · Accident · No injuries · Limited investigation · Final report · Dec 30, 2017 · N222AT · Substantial damage
  > The fatigue failure of the left main landing gear (MLG) saddle, which resulted in the pilot's inability to extend the left MLG. Contributing to the accident was the pilot's improper decision to fly the airplane before the annual inspection was completed and…
- [NTSB ANC18FA012](https://openairdocs.org/ntsb/ANC18FA012.md): Cessna U206 · Maunaloa, HI · Accident · 2 fatal · Field investigation · Final report · Dec 10, 2017 · N732DF · Destroyed
  > The pilot's decision to continue visual flight into an area of instrument meteorological conditions while conducting an instrument approach, which resulted in a loss of visual reference and subsequent controlled flight into terrain.
- [NTSB ERA18FA046](https://openairdocs.org/ntsb/ERA18FA046.md): Beech 58 · St. Croix · Accident · 5 fatal · Field investigation · Final report · Dec 8, 2017 · N4494A · Destroyed
  > The non-multiengine rated pilot's failure to maintain airplane control during a single-engine approach. Contributing to the accident was a total loss of engine power on the left engine due to detonation for reasons that could not be determined based on the…
- [NTSB WPR18LA043](https://openairdocs.org/ntsb/WPR18LA043.md): Beech A36 · Rio Oso, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Dec 4, 2017 · N251E · Substantial damage
  > An in-flight fire due to electrical arc corrosion of the fuel line.
- [NTSB CEN18FA023](https://openairdocs.org/ntsb/CEN18FA023.md): Beech V35B · Alva, OK · Accident · 2 fatal · Field investigation · Final report · Nov 4, 2017 · N777PH · Destroyed
  > The flight instructor's and pilot's failure to recognize that a high descent rate had developed on short final, likely due to their distraction by an open engine cowling, and the unexpected strong pitch-down force during flap extension due to the installation…
- [NTSB GAA18CA023](https://openairdocs.org/ntsb/GAA18CA023.md): Cessna A185 · Tacoma, WA · Accident · No injuries · Data collection · Final report · Oct 24, 2017 · N19EC · Substantial damage
  > The pilot’s loss of directional control during the landing roll.
- [NTSB CEN18LA010](https://openairdocs.org/ntsb/CEN18LA010.md): Bellanca 17-30A · Sweetwater, TX · Accident · No injuries · Limited investigation · Final report · Oct 6, 2017 · N8234R · Substantial damage
  > The loss of engine power during a precautionary approach for landing for reasons that could not be determined based on the available information.
- [NTSB CEN17LA357](https://openairdocs.org/ntsb/CEN17LA357.md): Beech A36 · McAlester, OK · Accident · Minor injuries · Limited investigation · Final report · Sep 15, 2017 · N18403 · Substantial damage
  > A total loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any evidence of mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB CEN17LA352](https://openairdocs.org/ntsb/CEN17LA352.md): Cessna 210G · Hallsville, MO · Accident · No injuries · Limited investigation · Final report · Sep 13, 2017 · N5906F · Substantial damage
  > The total loss of engine power due to a fatigue failure of the engine mixture control cable.
- [NTSB GAA17CA549](https://openairdocs.org/ntsb/GAA17CA549.md): Cessna U206 · Chicken, AK · Accident · No injuries · Data collection · Final report · Sep 5, 2017 · N734GW · Substantial damage
  > The pilot’s failure to maintain clearance from a sign while taking off from a road.
- [NTSB ANC17LA053](https://openairdocs.org/ntsb/ANC17LA053.md): Cessna U206G · Kodiak, AK · Accident · No injuries · Limited investigation · Final report · Sep 4, 2017 · N16GP · Substantial damage
  > ***This probable cause was modified on November 27, 2018. Please see the docket for this accident to view the original probable cause.*** The pilot's improper decision to takeoff in an area of rough water and ocean swells, which resulted in a failure of the…
- [NTSB ERA17LA307](https://openairdocs.org/ntsb/ERA17LA307.md): Cessna U206 · Harpswell, ME · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 1, 2017 · N4615X · Substantial damage
  > A total loss of engine power due to maintenance personnel's failure to apply proper torque to the cylinder flange nuts and through bolts, which resulted in shifting of the Nos. 1, 2, and 3 main bearings, loss of lubrication, and failure of the crankshaft.
- [NTSB GAA17CA497](https://openairdocs.org/ntsb/GAA17CA497.md): Beech A36 · Loman, ID · Accident · No injuries · Data collection · Final report · Aug 19, 2017 · N136BJ · Substantial damage
  > The pilot’s inadequate compensation for a tailwind, which resulted in a runway overrun.
- [NTSB ANC17LA052](https://openairdocs.org/ntsb/ANC17LA052.md): Cessna A185 · Aniak, AK · Accident · No injuries · Limited investigation · Final report · Aug 18, 2017 · N92DC · Substantial damage
  > The pilot's inadequate preflight inspection, which failed to detect a crack in the propeller blade, which led to the separation of a section of a propeller blade due to fatigue.
- [NTSB CEN17LA328](https://openairdocs.org/ntsb/CEN17LA328.md): Beech A36 · Gonzales, LA · Accident · No injuries · Limited investigation · Final report · Aug 17, 2017 · N48TZ · Substantial damage
  > A partial loss of engine power due to inadequate maintenance, including worn spark plugs and a leaking fuel hose fitting.
- [NTSB CEN17LA303](https://openairdocs.org/ntsb/CEN17LA303.md): Cessna A188B · Marshall, MO · Accident · No injuries · Limited investigation · Final report · Aug 4, 2017 · N3047J · Substantial damage
  > The pilot's inability to accurately monitor the airplane's airspeed after takeoff due to an inoperative airspeed indicator, which resulted in the pilot's failure to maintain adequate airspeed and his exceedance of the airplane's critical angle of attack and…
- [NTSB GAA17CA442](https://openairdocs.org/ntsb/GAA17CA442.md): Cessna A185 · Nampa, ID · Accident · No injuries · Data collection · Final report · Jul 26, 2017 · N208SS · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB GAA17CA432](https://openairdocs.org/ntsb/GAA17CA432.md): Cessna TU206B · Sandy, OR · Accident · No injuries · Data collection · Final report · Jul 23, 2017 · N10AR · Substantial damage
  > The pilot’s improper bank control during landing in gusting wind conditions.
- [NTSB GAA17CA439](https://openairdocs.org/ntsb/GAA17CA439.md): Cessna A185 · Arctic Village, AK · Accident · No injuries · Data collection · Final report · Jul 22, 2017 · N5227R · Substantial damage
  > The pilot’s failure to maintain directional control after an aborted takeoff.
- [NTSB ANC17LA037](https://openairdocs.org/ntsb/ANC17LA037.md): Cessna A185 · Wasilla, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 16, 2017 · N401WC · Substantial damage
  > The pilot’s failure to manage fuel quantity in flight, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot’s failure to follow manufacturer guidance for restoring engine power after emptying a fuel…
- [NTSB WPR17LA154](https://openairdocs.org/ntsb/WPR17LA154.md): Beech D55 · Hailey, ID · Accident · No injuries · Class 3 · Limited · Final report · Jul 14, 2017 · N1796A · Substantial damage
  > The pilot’s loss of directional control during landing.
- [NTSB ERA17LA239](https://openairdocs.org/ntsb/ERA17LA239.md): Cessna 210L · Wilkes-Barre/Scranton, PA · Accident · No injuries · Class 3 · Limited · Final report · Jul 11, 2017 · N732FJ · Substantial damage
  > Failure of the left landing gear door actuator, which resulted in a loss of all hydraulic pressure and subsequent gear collapse on landing.
- [NTSB ANC17LA034](https://openairdocs.org/ntsb/ANC17LA034.md): Cessna 180 · Anchorage, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 9, 2017 · N2429C · Substantial damage
  > A total loss of engine power due to fuel starvation for undetermined reasons.
- [NTSB CEN17LA286](https://openairdocs.org/ntsb/CEN17LA286.md): Beech V35 · Walters, OK · Accident · Minor injuries · Limited investigation · Final report · Jul 8, 2017 · N6257V · Substantial damage
  > Maintenance personnel’s installation of an improper vacuum pump gasket, which resulted in oil starvation to the engine and a subsequent total loss of engine power.
- [NTSB GAA17CA461](https://openairdocs.org/ntsb/GAA17CA461.md): Cessna A188B · Kankakee, IL · Accident · No injuries · Data collection · Final report · Jul 5, 2017 · N4207J · Substantial damage
  > The pilot’s improper landing flare, which resulted in a bounced landing, and his subsequent incorrect brake application, which led to the loss of directional control.
- [NTSB CEN17LA255](https://openairdocs.org/ntsb/CEN17LA255.md): Beech A36 · El Paso, TX · Accident · No injuries · Limited investigation · Final report · Jul 4, 2017 · N24LF · Substantial damage
  > A partial loss of engine power for reasons that could not be determined because a postaccident examination did not reveal any anomalies that would have precluded normal engine operation.
- [NTSB WPR17LA136](https://openairdocs.org/ntsb/WPR17LA136.md): Cessna 310R · Santa Ana, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 30, 2017 · N87297 · Substantial damage
  > The pilot’s inability to maintain adequate airspeed after a loss of power to the right engine while maneuvering in the pattern to return to the airport. Contributing to the accident were the loss of power to the right engine for reasons that could not be…
- [NTSB ERA17CA213](https://openairdocs.org/ntsb/ERA17CA213.md): Cessna 207 · Vinalhaven, ME · Accident · Minor injuries · Data collection · Final report · Jun 26, 2017 · N207GM · Substantial damage
  > The pilot’s failure to maintain a stabilized approach, which resulted in a bounced landing and subsequent go-around with insufficient distance to clear trees during the climb.
- [NTSB CEN17LA242](https://openairdocs.org/ntsb/CEN17LA242.md): Bellanca 17 30 · Grove, OK · Accident · No injuries · Limited investigation · Final report · Jun 25, 2017 · N14728 · Substantial damage
  > An unporting of fuel in the right wing while maneuvering in the airport traffic pattern, which resulted in a partial loss of engine power due to fuel starvation.
- [NTSB ERA17LA212](https://openairdocs.org/ntsb/ERA17LA212.md): Aero Commander 200D · Panama City, FL · Accident · Minor injuries · Limited investigation · Final report · Jun 24, 2017 · N929DM · Substantial damage
  > The pilot's inadequate fuel management, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot's failure to use the emergency checklist to restart the engine.
- [NTSB WPR17LA144](https://openairdocs.org/ntsb/WPR17LA144.md): Cessna U206F · Page, AZ · Accident · No injuries · Limited investigation · Final report · Jun 23, 2017 · N71001 · Substantial damage
  > The failure of the throttle control cable due to fatigue and maintenance personnel’s failure to replace the cable at the last engine overhaul, which resulted in the pilots’ inability to control engine power and led to a precautionary landing during which the…
- [NTSB GAA17CA362](https://openairdocs.org/ntsb/GAA17CA362.md): Cessna A185 · Henderson, NV · Accident · No injuries · Data collection · Final report · Jun 23, 2017 · N4356R · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in gusting wind conditions.
- [NTSB GAA17CA359](https://openairdocs.org/ntsb/GAA17CA359.md): Cessna A188 · Salem, OR · Accident · No injuries · Data collection · Final report · Jun 14, 2017 · N4877Q · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff roll, which resulted in the airplane contacting tall grass.
- [NTSB ERA17LA205](https://openairdocs.org/ntsb/ERA17LA205.md): Cessna P206 · West Creek, NJ · Accident · Minor injuries · Limited investigation · Final report · Jun 13, 2017 · N206TF · Substantial damage
  > The pilot's improper fuel management, which resulted in fuel starvation and the subsequent total loss of engine power.
- [NTSB WPR17FA125](https://openairdocs.org/ntsb/WPR17FA125.md): Beech 95 C55 · Mountain Ranch, CA · Accident · 1 fatal · Field investigation · Final report · Jun 9, 2017 · N3717Q · Destroyed
  > The pilot's continued visual flight rules flight into instrument meteorological conditions and mountain obscuration that resulted in controlled flight into trees and terrain.
- [NTSB CEN17LA220](https://openairdocs.org/ntsb/CEN17LA220.md): Bellanca 17 30 · Watkins, CO · Accident · Serious injuries · Limited investigation · Final report · Jun 8, 2017 · N7328V · Substantial damage
  > The pilot's in-flight fuel mismanagement, which resulted in fuel starvation and a total loss of engine power.
- [NTSB CEN17LA212](https://openairdocs.org/ntsb/CEN17LA212.md): Cessna 210F · Anoka, MN · Accident · No injuries · Limited investigation · Final report · Jun 3, 2017 · N1854F · Substantial damage
  > The failure of the landing gear to fully extend due to insufficient hydraulic fluid in the hydraulic system as a result of inadequate maintenance by the airplane owner.
- [NTSB GAA17CA313](https://openairdocs.org/ntsb/GAA17CA313.md): Cessna A185 · Clovis, NM · Accident · No injuries · Data collection · Final report · May 31, 2017 · N185FF · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll in gusting crosswind conditions.
- [NTSB GAA17CA310](https://openairdocs.org/ntsb/GAA17CA310.md): Cessna A185 · Fall River Mills, CA · Accident · No injuries · Data collection · Final report · May 27, 2017 · N2262T · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB ERA17LA189](https://openairdocs.org/ntsb/ERA17LA189.md): Beech 58 · Augusta, GA · Accident · No injuries · Limited investigation · Final report · May 24, 2017 · N9132S · Substantial damage
  > The pilot’s failure to properly configure the airplane for landing. Contributing to the accident were the pilot’s fatigue and self-induced distractions.
- [NTSB ANC17LA024](https://openairdocs.org/ntsb/ANC17LA024.md): Cessna U206F · Noatak, AK · Accident · No injuries · Limited investigation · Final report · May 23, 2017 · N9575G · Destroyed
  > A fire in the airplane's cabin, which initiated for reasons that could not be determined due to extensive thermal damage.
- [NTSB GAA17CA307](https://openairdocs.org/ntsb/GAA17CA307.md): Cessna U206 · Diamond Point, NY · Accident · No injuries · Data collection · Final report · May 17, 2017 · N4804F · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff roll with gusting wind conditions.
- [NTSB GAA17CA270](https://openairdocs.org/ntsb/GAA17CA270.md): Cessna A185 · Columbia, CA · Accident · No injuries · Data collection · Final report · May 9, 2017 · N185RX · Substantial damage
  > The pilot’s failure to maintain directional control in tailwind and crosswind conditions.
- [NTSB GAA17CA271](https://openairdocs.org/ntsb/GAA17CA271.md): Cessna A185 · Big Rapids, MI · Accident · No injuries · Data collection · Final report · May 7, 2017 · N873SL · Substantial damage
  > The pilot’s failure to obtain updated weather information while practicing takeoffs and landings and his subsequent failure to maintain directional control during the landing roll in gusting crosswind conditions.
- [NTSB GAA17CA226](https://openairdocs.org/ntsb/GAA17CA226.md): Cessna 210 · Santa Teresa, NM · Accident · Minor injuries · Data collection · Final report · Apr 8, 2017 · N3938Y · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard, porpoised landing and subsequent nose-over.
- [NTSB GAA17CA212](https://openairdocs.org/ntsb/GAA17CA212.md): Thomas Craig E Wittman W-10 · Stevensville, MT · Accident · No injuries · Data collection · Final report · Mar 28, 2017 · N13XZ · Substantial damage
  > The pilot’s decision to take off with a known master brake cylinder leak and his subsequent failure to maintain directional control during landing.
- [NTSB CEN17FA138](https://openairdocs.org/ntsb/CEN17FA138.md): Beech V35 · Union City, OK · Accident · 1 fatal · Field investigation · Final report · Mar 24, 2017 · N2053Y · Destroyed
  > The pilot's improper recovery from a spin.
- [NTSB WPR17LA072](https://openairdocs.org/ntsb/WPR17LA072.md): Bellanca 17-30A · Carson City, NV · Accident · Serious injuries · Limited investigation · Final report · Mar 1, 2017 · N39894 · Substantial damage
  > A total loss of engine power due to internal corrosion of the fuel manifold valve. Also causal was the pilot's decision to return to the runway following the loss of engine power shortly after takeoff, and his exceedance of the airplane's critical angle of…
- [NTSB GAA17CA147](https://openairdocs.org/ntsb/GAA17CA147.md): Cessna A185 · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Feb 19, 2017 · N185AE · Substantial damage
  > The pilot's failure to maintain an appropriate glidepath to the runway and to use the vertical guidance system.
- [NTSB WPR17LA070](https://openairdocs.org/ntsb/WPR17LA070.md): Beech F33A · Pomona, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Feb 16, 2017 · N222EN · Substantial damage
  > The total loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no mechanical malfunctions or failures that would have precluded normal operation.

Next page: https://openairdocs.org/ntsb.md?engine=17032&year=2017&page=2

## 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 year(c."eventDate") = 2017
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17032&year=2017

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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.
