NTSB investigations: Lycoming HIO-360 series

21 cases on aircraft whose registry engine model is Lycoming HIO-360 series, where the first occurrence was “Loss of engine power(total) - nonmechanical”. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

19822026
NTSB investigations: Lycoming HIO-360 series per year, 1982–2026: 21 cases
19821
19831
19852
19862
19892
19901
19931
19941
19951
19981
19991
20002
20011
20042
20062

Latest cases

Query with SQL
duckdb -csv -c "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 ('41524')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 353))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB CHI06TA148Accident · Minor injuriesFinal reportSchweizer 269C · Schererville, INThe pilot's improper autorotation following an actual loss of engine power during a practice autorotation, which resulted in a hard landing. A factor associated with the accident was the loss of engine power at the beginning of the practice autorotation for…Jun 6, 2006 · N54LC · Substantial damageNTSB SEA06LA096Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Boise, IDThe reduction of the throttle to idle at a high density altitude during a practice autorotation, which resulted in the engine stoppage. Factors contributing to the accident included the instructor pilot's improper planning by not adhering to the flight…May 15, 2006 · N2096W · Substantial damageNTSB LAX05LA050Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Ontario, CAa loss of engine power due to the Designated Pilot Examiner's failure to follow the flight manual procedures and directives regarding throttle settings to be used for practice autorotations.Dec 11, 2004 · N130JS · Substantial damageNTSB FTW04LA212Accident · Minor injuriesLimited investigationFinal reportEnstrom F-28F · De Leon, TXThe pilot's failure to properly secure a fuel line, which resulted in a loss of engine power due to leakage and subsequent fuel starvation.Aug 7, 2004 · N78616 · Substantial damageNTSB IAD01LA095Accident · No injuriesLimited investigationFinal reportHughes 269C · Lewiston, NYThe pilot's failure to maintain rotor rpm during the simulated forced landing. Also causal in the accident was the failure of both pilots to recognize the total loss of engine power and the CFI's inadequate remedial actions. A factor in the accident was the…Aug 7, 2001 · N3626B · Substantial damageNTSB IAD00LA052Accident · Minor injuriesLimited investigationFinal reportHughes 269A · Mansfield, NJThe pilot's failure to comply with published emergency procedures. A factor in the accident was the pilot's inadequate preflight planning which resulted in a take-off with the inadequate amount of fuel for the flight.Jun 16, 2000 · N9014N · Substantial damageNTSB DEN00LA083Accident · No injuriesLimited investigationFinal reportHughes 269C · Loveland, COThe pilot misjudged the run on landing during a full autorotation. Factors were a total loss of power for unknown reasons and soft terrain.May 3, 2000 · N1098B · Substantial damageNTSB SEA99LA048Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Pendleton, ORA loss of power due to water contamination of the fuel. Factors include the inability of the helicopter to perform a successful autorotation immediately after takeoff.Apr 7, 1999 · N51770 · Substantial damageNTSB FTW98LA362Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Houston, TXThe pilot's failure to refuel the helicopter which resulted in the loss of engine power due to fuel exhaustion. A factor was the lack of suitable terrain for the forced landing.Aug 17, 1998 · N1103R · Substantial damageNTSB LAX95LA332Accident · 1 fatalLimited investigationFinal reportEnstrom F-28C · Livermore, CAthe pilot's inadequate preflight fuel load determination procedures which resulted in fuel exhaustion. In addition, the pilot's delayed and improper use of the collective and cyclic flight controls following the engine failure led to his failure to maintain…Sep 10, 1995 · N5689T · DestroyedNTSB ATL94LA095Accident · Serious injuriesLimited investigationFinal reportSchweizer 300C · Randleman, NCThe pilot's failure to adequately preflight the helicopter which resulted in a complete loss of engine power. A factor was water in the fuel supply.May 9, 1994 · N220MS · Substantial damageNTSB MIA93LA061Accident · No injuriesLimited investigationFinal reportHughes 269A · Jacksonville, FLThe 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.Feb 4, 1993 · N711CH · Substantial damageNTSB CHI91LA048Accident · No injuriesLimited investigationFinal reportHughes 269A · Sellersburg, INA pilot induced loss of engine power by inadvertent deactivation of the fuel mixture control.Dec 26, 1990 · N90270 · Substantial damageNTSB BFO90LA011Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Wilmington, DEA loss of engine power as a result of the student pilot inadvertently pulling the mixture control to the idle cut-off position, and the flight instructor's inadequate supervision. A contributing factor to the accident was the rough and uneven terrain.Nov 14, 1989 · N8627J · Substantial damageNTSB LAX89LA152Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Long Beach, CAImproper in-flight planning/decision by the pilot, which led to an inadequate supply of fuel to reach the airport and subsequent fuel exhaustion. The pilot's lack of flight time in this make and model of helicopter was considered to be a factor.Apr 8, 1989 · N9456F · Substantial damageNTSB ATL87LA023Accident · No injuriesLimited investigationFinal reportHughes 269C · Eden, NCPilot related that he had placed the helicopter at triad for a 50 hour inspection. Aircraft reportedly defueled to dry tank. Six days later fuel truck log shows aircraft refueled with 23.2 gallons as payback. According to information furnished by owner and…Nov 19, 1986 · N9665F · Substantial damageNTSB ATL86LA053Accident · Minor injuriesLimited investigationFinal reportHughes 269A · Brewton, ALDuring low level controlled burning of a small timber forest the helicopter lost power. A forced landing was attempted in a field and the helicopter was substantially damaged. The aircraft owner related that the aircraft ran out of fuel.Jan 8, 1986 · N8866F · Substantial damageNTSB CHI85LA352Accident · No injuriesLimited investigationFinal reportHughes 269A · Hector, MNAfter liftoff from an open field, on a short local flight the helicopter experienced fuel exhaustion. During the auto rotation landing, in an open field the helicopter rolled on the side.Aug 18, 1985 · N8777F · Substantial damageNTSB DEN85FA134Accident · 1 fatalField investigationFinal reportEnstrom F-28F · Carrizozo, NMThe student pilot departed albiquerque, NM with less than full fuel tanks and a worn out eng driven fuel pump which allowed fuel to be pumped overboard. No flt plan was filed. During his VMC x-country flt, the eng failed and an unsuccessful autorotation…May 12, 1985 · N8618A · Substantial damageNTSB SEA84LA021Accident · Minor injuriesLimited investigationFinal reportEnstrom F28F · Hillsboro, ORThe acft did a hard landing during autorotation after the engine ran rough and quit at 250 ft AGL during takeoff. The pilot had leaned the mixture, he said, prior to takeoff and he was not sure if he pushed the mixture to full rich when the engine started to…Nov 15, 1983 · N8622U · Substantial damageNTSB MKC82DA046Accident · No injuriesFinal reportEnstrom F-28A · Parsons, KSThe pilot was rated in fixed wing aircraft, but he was a student pilot in helicopters. He had only 40 hours in rotorcraft. During a cross-country in his own helicopter, he ran out of fuel and struck trees during an auto-rotative landing. The pilot stated that…Mar 20, 1982 · N101AE · Substantial damage