# NTSB investigations: Lycoming IO-540 series, MI

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 CEN24LA378](https://openairdocs.org/ntsb/CEN24LA378.md): Piper PA32 · Caro, MI · Accident · No injuries · Class 3 · Limited · Final report · Sep 30, 2024 · N31407 · Substantial damage
  > A total loss of engine power due to maintenance personnel’s failure to properly tighten the fuel supply line B-nut at the fuel servo.
- [NTSB CEN21LA321](https://openairdocs.org/ntsb/CEN21LA321.md): Swann Lynn J Seawind 3000 · Charlevoix, MI · Accident · No injuries · Class 4 · Limited · Final report · Jul 3, 2021 · N8UU · Destroyed
  > The loss of engine power for undetermined reasons based on available evidence.
- [NTSB CEN21LA112](https://openairdocs.org/ntsb/CEN21LA112.md): Piper PA-32R-301 · Sparta, MI · Accident · No injuries · Class 3 · Limited · Final report · Jan 12, 2021 · N35718 · Substantial damage
  > The pilot’s failure to maintain the proper glideslope during final approach, which resulted in contact with a snowbank at the approach end of the runway.
- [NTSB CEN20CA100](https://openairdocs.org/ntsb/CEN20CA100.md): Commander 114 · Coldwater, MI · Accident · Minor injuries · Data collection · Final report · Feb 22, 2020 · N374JW · Substantial damage
  > The flight instructor’s inadequate communication with the pilot under review about his intention to simulate a single-engine failure and his subsequent exceedance of the airplane’s critical angle of attack when the pilot did not respond as expected, which…
- [NTSB GAA19CA520](https://openairdocs.org/ntsb/GAA19CA520.md): Piper PA32RT · Mackinac Island, MI · Accident · No injuries · Data collection · Final report · Sep 2, 2019 · N31934 · Substantial damage
  > The pilot's failure to maintain directional control during landing with a crosswind, which resulted in a runway excursion and impact with a runway light.
- [NTSB CHI07FA279](https://openairdocs.org/ntsb/CHI07FA279.md): Socata TB-20 Trinidad · Pointe Aux Pins, MI · Accident · 2 fatal · Field investigation · Final report · Aug 24, 2007 · N96DF · Substantial damage
  > Undetermined.
- [NTSB CHI06CA140](https://openairdocs.org/ntsb/CHI06CA140.md): Piper PA-32RT-300 · Jackson, MI · Accident · No injuries · Data collection · Final report · Jun 6, 2006 · N36262 · Substantial damage
  > The pilot's inadvertent wheels up landing.
- [NTSB CHI06LA137](https://openairdocs.org/ntsb/CHI06LA137.md): Maule MT-7-235 · Flushing, MI · Accident · No injuries · Limited investigation · Final report · May 26, 2006 · N3010Q · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in the collapse of the amphibian float's nose wheels, and a nose over during the landing roll. Factors associated with the accident were the soft grass runway, and the collapse of the…
- [NTSB CHI05FA049](https://openairdocs.org/ntsb/CHI05FA049.md): Piper PA-23-250 · Ironwood, MI · Accident · 5 fatal · Field investigation · Final report · Dec 28, 2004 · N5398M · Substantial damage
  > Fatigue fracture of an engine cylinder resulting in a loss of power on the left engine. Additional causes were the pilot's failure to maintain minimum control airspeed (Vmc), the resulting loss of aircraft control, and an inadvertent stall/spin. Contributing…
- [NTSB CHI05FA024](https://openairdocs.org/ntsb/CHI05FA024.md): Piper PA-23-250 · Detroit, MI · Accident · Serious injuries · Field investigation · Final report · Nov 8, 2004 · N63887 · Destroyed
  > The pilot's failure to feather the propeller and to maintain control of the airplane following the loss of engine power which resulted from undetermined reasons. Factors associated with the accident were the power lines and the house that the airplane…
- [NTSB CHI04LA232](https://openairdocs.org/ntsb/CHI04LA232.md): Cessna 182S · Eastport, MI · Accident · No injuries · Limited investigation · Final report · Aug 15, 2004 · N537CR · Substantial damage
  > The pilot misjudging the landing flare resulting in the hard landing and his unsuccessful remedial action following the bounced landing.
- [NTSB CHI04LA199](https://openairdocs.org/ntsb/CHI04LA199.md): Rockwell 114 · Grand Rapids, MI · Accident · No injuries · Limited investigation · Final report · Jul 29, 2004 · N114TS · Substantial damage
  > The right main landing gear failed as a result of the fatigue fracture due to the casting defect (inclusion) during the manufacture process.
- [NTSB CHI04CA159](https://openairdocs.org/ntsb/CHI04CA159.md): Bracken CB540 · Lapeer, MI · Accident · Serious injuries · Data collection · Final report · Jun 19, 2004 · N5439N · Destroyed
  > The pilot's loss of control due to an undetermined flight control system malfunction. Contributing factors to the accident were the wires and trees.
- [NTSB CHI00LA078](https://openairdocs.org/ntsb/CHI00LA078.md): Piper PA-32-300 · Saginaw, MI · Accident · No injuries · Limited investigation · Final report · Feb 21, 2000 · N2899D · Substantial damage
  > the pilots failure to maintain directional control of the aircraft. Factors were the icy runway and the snowbank.
- [NTSB CHI99LA117](https://openairdocs.org/ntsb/CHI99LA117.md): Piper PA-32-300 · Marquette, MI · Accident · No injuries · Limited investigation · Final report · Mar 27, 1999 · N66BH · Substantial damage
  > the pilot's inadequate compensation for the wind conditions which resulted in his failure to maintain directional control. Factors associated with the accident were the gusty crosswind conditions and the taxiway sign which the airplane contacted.
- [NTSB CHI91FA031](https://openairdocs.org/ntsb/CHI91FA031.md): Piper PA-32-RT300 · Gaylord, MI · Accident · 4 fatal · Field investigation · Final report · Nov 22, 1990 · N9800K · Destroyed
  > The pilot's failure to maintain adequate terrain clearance. Factors which contributed to the accident were: the dark night, adverse weather conditions, and the pilot's overconfidence in continuing VFR flight into these conditions.
- [NTSB CHI90LA195](https://openairdocs.org/ntsb/CHI90LA195.md): Maule M-5-235C · East Tawas, MI · Accident · No injuries · Limited investigation · Final report · Jul 24, 1990 · N6VD · Substantial damage
  > The private pilot's failure to maintain adequate control of the aircraft after touchdown.
- [NTSB CHI86LA173](https://openairdocs.org/ntsb/CHI86LA173.md): Lake LA-250 · Frankfort, MI · Accident · No injuries · Limited investigation · Final report · Jul 18, 1986 · N1402X · Destroyed
  > The plt rprtd that during an attempted go-around, a crosswind caught the right wing and blew the acft to the left. The left wing hit a hangar door & was torn off, then the acft crashed to the ground & came to rest upside down. The wind was rprtd to be gusting…
- [NTSB CHI86FEM05](https://openairdocs.org/ntsb/CHI86FEM05.md): Eagle DW-1 · Baroda, MI · Accident · No injuries · Final report · May 23, 1986 · N8807Z · Substantial damage
  > The plt shut down the acft engine after noticing oil on the canopy and a loss of oil pressure. A forced landing was performed in a corn field and the acft nosed over. Post accident inspection disclosed the oil pressure hose had ruptured.
- [NTSB CHI86LA021](https://openairdocs.org/ntsb/CHI86LA021.md): Eagle DW-1 · Bangor, MI · Accident · No injuries · Limited investigation · Final report · Oct 30, 1985 · N8807Z · Substantial damage
  > The acft nosed over after landing on a grass landing strip. The pilot stated the tail came up and the aircraft flipped over on its back after left brake was applied. An examination of the landing gear and brakes revealed that the right brake was released but…
- [NTSB CHI84FA148](https://openairdocs.org/ntsb/CHI84FA148.md): Piper Aerostar 600 · Pontiac, MI · Accident · No injuries · Field investigation · Final report · Apr 4, 1984 · N3645T · Substantial damage
  > During an ILS apch, the acft collided with treetops while it was slightly left of the apch course near the middle marker. The plt continued to fly the acft to the rwy & the plane touched down about 1000 ft beyond the threshold. At touchdown, the acft veered…
- [NTSB CHI84LA137](https://openairdocs.org/ntsb/CHI84LA137.md): Smith, Ted Aerostar 600 · Detroit, MI · Accident · No injuries · Limited investigation · Final report · Mar 23, 1984 · N9823Q · Substantial damage
  > The taxiway collapsed under the acft as the plt prepared for takeoff. The asphalt surface gave way due to sub-surface erosion and a four ft hole resulted. The acfts left main gear was sheared off.
- [NTSB CHI84LA102](https://openairdocs.org/ntsb/CHI84LA102.md): Piper Aerostar 602P · Bellaire, MI · Accident · No injuries · Limited investigation · Final report · Feb 3, 1984 · N6895D · Substantial damage
  > During the flare round out, 100 ft from the rwy at 10 ft AGL the acft stalled at 100 KIAS. Aprx 1/8 inch of ice was present on the airfoils. Moderate rhime ice was reported in the clouds along the route of flight. The plt did not activate the de-ice boots…
- [NTSB CHI84LA039](https://openairdocs.org/ntsb/CHI84LA039.md): Piper PA-32R-300 · Ypsilanti, MI · Accident · No injuries · Limited investigation · Final report · Oct 6, 1983 · N47519 · Substantial damage
  > The acft was struck by a truck as it taxied on the ramp after landing. The fire department reported the truck left a 25 ft skid mark as it came out from an area of parked acft and struck N47519.
- [NTSB CHI82DA256](https://openairdocs.org/ntsb/CHI82DA256.md): Piper PA-32RT · Mackinac, MI · Accident · No injuries · Final report · Jul 17, 1982 · N31844 · Substantial damage
  > Aircraft landed wheels up. No malfunction of the landing gear system could be found.
- [NTSB CHI77DEM30](https://openairdocs.org/ntsb/CHI77DEM30.md): Beech 56TC · Traverse City, MI · Accident · No injuries · Closed · Jul 25, 1977 · N570S · Substantial damage
- [NTSB CHI72FEM58](https://openairdocs.org/ntsb/CHI72FEM58.md): Piper PA-24 · Battle Creek, MI · Accident · No injuries · Closed · Apr 6, 1972 · N8562P · Substantial damage
- [NTSB CHI66A0055](https://openairdocs.org/ntsb/CHI66A0055.md): Piper PA-23 · Detroit, MI · Accident · No injuries · Closed · Dec 6, 1965 · N5700Y · 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" = 'MI' 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 ('41530', '41585'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41530&state=MI

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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.
