# NTSB investigations: Lycoming HIO-360 series, FL 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 ERA23LA284](https://openairdocs.org/ntsb/ERA23LA284.md): Schweizer 269C · Macclenny, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 1, 2023 · N9WZ · Substantial damage > The improper maintenance of the landing gear dampers and main rotor elastomeric dampers, resulting in ground resonance during an unsuccessful takeoff attempt with the helicopter near its maximum gross weight for the density altitude. - [NTSB ERA22LA180](https://openairdocs.org/ntsb/ERA22LA180.md): Hughes 269A · Fort White, FL · Accident · Minor injuries · Class 4 · Limited · Final report · Apr 2, 2022 · N7057L · Substantial damage > The non-instrument-rated pilot’s decision to fly a visual flight rules only helicopter in instrument meteorological conditions, which resulted in a collision with trees and terrain. - [NTSB ERA20CA104](https://openairdocs.org/ntsb/ERA20CA104.md): Schweizer 269C · Ormond Beach, FL · Accident · No injuries · Data collection · Final report · Feb 17, 2020 · N731TA · Substantial damage > The student pilot's improper pedal and cyclic input while maneuvering, which resulted in a loss of helicopter control. - [NTSB GAA18CA159](https://openairdocs.org/ntsb/GAA18CA159.md): Hughes 269 · Jacksonville, FL · Accident · No injuries · Data collection · Final report · Mar 10, 2018 · N9020M · Substantial damage > The pilot’s failure to maintain rotor rpm during a practice autorotation, which resulted in ground contact and a dynamic rollover. - [NTSB ERA15LA376](https://openairdocs.org/ntsb/ERA15LA376.md): Hughes 269 · Eustis, FL · Accident · Serious injuries · Limited investigation · Final report · Sep 25, 2015 · N9567F · Substantial damage > The pilot's failure to maintain yaw control as he slowed the helicopter during a landing approach, which resulted in a loss of helicopter control due to a loss of tail rotor effectiveness. - [NTSB ERA11LA116](https://openairdocs.org/ntsb/ERA11LA116.md): Schweizer 269C-1 · Stuart, FL · Accident · No injuries · Limited investigation · Final report · Jan 15, 2011 · N21086 · Substantial damage > The student pilot's inadvertent activation of the collective control, which allowed the helicopter to become airborne and impact the ramp. - [NTSB ERA10CA432](https://openairdocs.org/ntsb/ERA10CA432.md): Schweizer 269C-1 · Titusville, FL · Accident · No injuries · Data collection · Final report · Aug 18, 2010 · N1542D · Substantial damage > The instructor's delayed remedial action, which resulted in a loss of rotor rpm and a hard landing. - [NTSB ERA10CA399](https://openairdocs.org/ntsb/ERA10CA399.md): Schweizer 269C · Baldwin, FL · Accident · No injuries · Data collection · Final report · Aug 4, 2010 · N6143K · Substantial damage > A loss of tail rotor effectiveness during a hover. - [NTSB ERA10CA134](https://openairdocs.org/ntsb/ERA10CA134.md): Enstrom F-28C · Fort Pierce, FL · Accident · No injuries · Data collection · Final report · Feb 6, 2010 · N426KA · Substantial damage > The pilot's inadvertent encounter with settling with power while hovering downwind. - [NTSB ERA09CA349](https://openairdocs.org/ntsb/ERA09CA349.md): Schweizer 269C-1 · Titusville, FL · Accident · No injuries · Data collection · Final report · Jun 13, 2009 · N1565B · Substantial damage > The pilot's failure to maintain control of the helicopter during hover, resulting in a rollover. - [NTSB MIA06CA013](https://openairdocs.org/ntsb/MIA06CA013.md): Schweizer 269C-1 · Titusville, FL · Accident · No injuries · Data collection · Final report · Oct 29, 2005 · N1567C · Substantial damage > The pilot-in-command's improper flare during a practice autorotative landing, which resulted in a hard landing. - [NTSB MIA01LA097](https://openairdocs.org/ntsb/MIA01LA097.md): Enstrom F-28C · Orlando, FL · Accident · No injuries · Limited investigation · Final report · Mar 11, 2001 · N5687H · Destroyed > a fire due to a broken and separated turbocharger exhaust which allowed hot exhaust to ignite the engine shroud. - [NTSB MIA00GA057](https://openairdocs.org/ntsb/MIA00GA057.md): Hughes OH-6A · Fort Myers, FL · Accident · Serious injuries · Final report · Dec 20, 1999 · N72LC · Substantial damage > improper maintenance inspection of the helicopter by unknown maintenance personnel, resulting in a worn control rod bearing being continued in service, and subsequent separation, resulting in an in-flight loss of control and a crash. - [NTSB MIA98LA221](https://openairdocs.org/ntsb/MIA98LA221.md): Enstrom F-28F · Marco Island, FL · Accident · No injuries · Limited investigation · Final report · Aug 12, 1998 · N19BZ · Substantial damage > The pilot's inadequate fuel management which led to fuel exhaustion. A related factor was the pilot's improper use of the flight controls during autorotation. - [NTSB MIA98LA127](https://openairdocs.org/ntsb/MIA98LA127.md): Schweizer 269-C · Ormond Beach, FL · Accident · No injuries · Limited investigation · Final report · Apr 8, 1998 · N7509E · Substantial damage > The CFI's inadequate supervision and poor communication which led the rated student pilot to roll the throttle off, and the CFI's subsequent failure to apply forward cyclic to increase airspeed which resulted in the subsequent hard landing and roll over. - [NTSB ATL98LA021](https://openairdocs.org/ntsb/ATL98LA021.md): Hughes TH-55 · Bushnell, FL · Accident · No injuries · Limited investigation · Final report · Dec 9, 1997 · N74914 · Substantial damage > The pilot's failure to maintain clearance from the trees during a hover. A factor was the pilot's diverted attention. - [NTSB ATL97LA067](https://openairdocs.org/ntsb/ATL97LA067.md): Hughes 269A · Lake Wales, FL · Accident · No injuries · Limited investigation · Final report · May 1, 1997 · N37754 · Substantial damage > loss of engine power for undetermined reason(s); and the flight instructor's improper flare and improper use of the flight controls, while flaring for an autorotative landing. - [NTSB MIA97LA084](https://openairdocs.org/ntsb/MIA97LA084.md): Hughes 269A · Homosassa, FL · Accident · No injuries · Limited investigation · Final report · Feb 7, 1997 · N9061R · Substantial damage > the unqualified person's poor judgment, by taking the helicopter without the owner's permission and attempting an unauthorized flight at night; and his failure (or inability) to maintain control the helicopter. Darkness was a related factor. - [NTSB MIA96LA106](https://openairdocs.org/ntsb/MIA96LA106.md): Enstrom F-28C · Defuniak Spring, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 26, 1996 · N56874 · Destroyed > The pilot's inadvertent flight into instrument meteorological conditions, and inadvertent descent, due to spatial disorientation, which resulted in a collision with trees. Factors relating to the accident were: the adverse weather conditions and the pilot's… - [NTSB MIA94LA002](https://openairdocs.org/ntsb/MIA94LA002.md): Schweizer 269C · Opa-Locka, FL · Accident · No injuries · Limited investigation · Final report · Oct 6, 1993 · N95AF · Substantial damage > Improper servicing of three of the four main landing gear dampers by company maintenance personnel, and innadequate remedial action by the pilot as ground resonance began. - [NTSB MIA93LA177](https://openairdocs.org/ntsb/MIA93LA177.md): Schweizer 269C · Punta Gorda, FL · Accident · No injuries · Limited investigation · Final report · Aug 18, 1993 · N95AF · Substantial damage > The pilot-in-command's improper use of the flight controls (cyclic and collective pitch) during a simulated autorotation with turn, resulting in an in flight collision with terrain with the tail skid and tailrotor blades. - [NTSB MIA93LA061](https://openairdocs.org/ntsb/MIA93LA061.md): Hughes 269A · Jacksonville, FL · Accident · No injuries · Limited investigation · Final report · Feb 4, 1993 · N711CH · Substantial damage > The failure of the pilot-in-command to monitor fuel quantity due to inattentiveness. Contributing to the accident was the improper use of the collective flight control during the soft field autorotation. - [NTSB MIA89LA231](https://openairdocs.org/ntsb/MIA89LA231.md): Hughes 269A · Jacksonville, FL · Accident · Minor injuries · Limited investigation · Final report · Aug 25, 1989 · N9014N · Substantial damage > Inadequate visual look-out by the pilot and his failure to maintain control of the helicopter, while maneuvering to avoid obstructions. The transmission lines were considered to be factors. - [NTSB MIA89LA243](https://openairdocs.org/ntsb/MIA89LA243.md): Hughes 269C · Hollywood, FL · Accident · Serious injuries · Limited investigation · Final report · Aug 5, 1989 · N81AM · Destroyed > The severe fuselage vibration (ground resonance) and the pilot's improper planning/decision to avoid or compensate for the occurrence. A factor related to the accident was the low shock strut. - [NTSB MIA89LA018](https://openairdocs.org/ntsb/MIA89LA018.md): Schweizer 269C · Arcadia, FL · Accident · No injuries · Limited investigation · Final report · Oct 28, 1988 · N75068 · Substantial damage > After making an apch to 'the numbers' on rwy 5, the plt decelerated the helicopter & began to air taxi to the refueling area. Subsquently, while decelerating and/or while taxiing, the tail rotor collided with terrain. - [NTSB MIA87LA089](https://openairdocs.org/ntsb/MIA87LA089.md): Hughes 269A · Jacksonville, FL · Accident · No injuries · Limited investigation · Final report · Feb 20, 1987 · N90270 · Substantial damage > The instructor plt was demonstrating a hovering autorotation landing with forward movement, when, after the throttle was closed, the helicopter hung in the air. Forward cyclic was then applied when he realized that the rotor RPM began to deteriorate. The… - [NTSB MIA85LA133](https://openairdocs.org/ntsb/MIA85LA133.md): Hughes 269C · Tampa, FL · Accident · No injuries · Limited investigation · Final report · Mar 26, 1985 · N58208 · Substantial damage > The instructor plt (CFI) reported that while practicing a taxi/hover autorotation, the helicopter settled onto a soft area in the turf. He reported that the student over-controlled with right anti-torque pedal & the helicopter settled in a left skid. The CFI… - [NTSB MIA83LA087](https://openairdocs.org/ntsb/MIA83LA087.md): Hughes 269A · St. Petersburg, FL · Accident · No injuries · Limited investigation · Final report · Mar 18, 1983 · N9020M · Substantial damage > The helicopter contacted the ground with a skid during a hover and ended up in a dynamic roll over. This was a dual instructional flt and the student was at the controls in a hover at the runways end awaiting twr instructions when the right skid became stuck… - [NTSB MIA81DKT45](https://openairdocs.org/ntsb/MIA81DKT45.md): Hughes 269C · Miami, FL · Accident · No injuries · Closed · Apr 18, 1981 · N10926 · Substantial damage - [NTSB MIA74FKT19](https://openairdocs.org/ntsb/MIA74FKT19.md): Enstrom F-28A · Ft Lauderdale, FL · Accident · No injuries · Closed · Sep 20, 1973 · N9564 · Substantial damage ## 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."eventStateOrRegion" = 'FL' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41524')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=41524&state=FL --- 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.