# NTSB investigations: Lycoming TI0-540 series: Airframe/component/system failure/malfunction

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 · 69 cases

## Latest cases

- [NTSB ANC07LA059](https://openairdocs.org/ntsb/ANC07LA059.md): Piper PA-31 · Kotzebue, AK · Accident · No injuries · Limited investigation · Final report · Jun 29, 2007 · N3535F · Substantial damage
  > Locked parking brakes and the operator's maintenance personnel's failure to properly secure the parking brake cable at its fuselage attaching clamp.
- [NTSB CHI07LA002](https://openairdocs.org/ntsb/CHI07LA002.md): Piper PA-23-250 · Marshall, MN · Accident · No injuries · Limited investigation · Final report · Oct 2, 2006 · N71TA · Substantial damage
  > The failure of the nose gear to properly extend for undetermined reasons, which resulted in damage to the forward fuselage during landing.
- [NTSB ANC06LA143](https://openairdocs.org/ntsb/ANC06LA143.md): Piper PA-32-300 · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Aug 26, 2006 · N4466T · Substantial damage
  > The fracture of the aluminum alloy landing gear adapter assembly, which resulted in a loss of control during the landing roll.
- [NTSB SEA06CA149](https://openairdocs.org/ntsb/SEA06CA149.md): Maule M-7-235C · Auburn, WA · Accident · No injuries · Data collection · Final report · Jul 26, 2006 · N15SN · Substantial damage
  > The loss of directional control [not possible] during landing roll as a result of the disconnected tail wheel steering assembly [for undetermined reasons], which led to an inadvertent ground loop during the landing roll.
- [NTSB NYC06CA080](https://openairdocs.org/ntsb/NYC06CA080.md): Piper PA23-250 · Morristown, NJ · Accident · Serious injuries · Data collection · Final report · Mar 20, 2006 · N13878 · Substantial damage
  > The pilot's premature shutdown of both engines, which resulted in a forced landing short of the runway. A factor was a landing gear malfunction indication for undetermined reasons.
- [NTSB LAX06LA114](https://openairdocs.org/ntsb/LAX06LA114.md): Piper PA-24-260 · Rancho Murieta, CA · Accident · No injuries · Limited investigation · Final report · Feb 14, 2006 · N9212P · Substantial damage
  > an electrical fault in the nose gear limit switch circuit, which lead to an intermittent failure of the landing gear extension system. Also causal was the pilot's failure to fully complete the emergency gear extension procedure. A factor in the accident was…
- [NTSB MIA06LA002](https://openairdocs.org/ntsb/MIA06LA002.md): Piper PA-46-350P · Destin, FL · Accident · No injuries · Limited investigation · Final report · Oct 3, 2005 · N9199P · Substantial damage
  > The inadequate design of the engine mount which led to cracking of the mount resulting in a loss of directional control and collapse of the nose landing gear. A contributing factor was the failure of maintenance personnel to comply with a service bulletin to…
- [NTSB DFW05LA167](https://openairdocs.org/ntsb/DFW05LA167.md): Piper PA-23-250 · Carizzo Springs, TX · Accident · No injuries · Limited investigation · Final report · Jun 21, 2005 · N2521M · Substantial damage
  > The failure of the stabilator trim control rod due to internal corrosion. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB SEA05IA115](https://openairdocs.org/ntsb/SEA05IA115.md): Piper PA-46-350P · Tacoma, WA · Incident · No injuries · Incident investigation · Final report · Jun 2, 2005 · N27PG · Minor damage
  > The initiation and propagation of a fatigue crack, over 5,273 hours of cyclic in-flight usage, through approximately 80 percent of the aircraft's right wing spar lower cap.
- [NTSB MIA05LA116](https://openairdocs.org/ntsb/MIA05LA116.md): Piper PA-32R-300 · Fort Myers, FL · Accident · No injuries · Limited investigation · Final report · May 31, 2005 · N333TG · Substantial damage
  > Inadequate maintenance and repair of the engine top cowling by company maintenance personnel, resulting in failure and separation of the cowling in flight.
- [NTSB ANC05LA075](https://openairdocs.org/ntsb/ANC05LA075.md): Piper PA-31-350 · Elim, AK · Accident · No injuries · Limited investigation · Final report · May 10, 2005 · N3535F · Substantial damage
  > An improper installation of a fuel line fitting by company maintenance personnel, which resulted in a fuel leak and subsequent in-flight engine compartment fire during cruise flight that was discovered during the landing roll.
- [NTSB SEA04LA153](https://openairdocs.org/ntsb/SEA04LA153.md): Piper PA-24-260 · Redmond, OR · Accident · No injuries · Limited investigation · Final report · Aug 1, 2004 · N9394P · Substantial damage
  > Unknown malfunction of the landing gear system for undetermined reasons that resulted in a gear collapse during landing.
- [NTSB ATL04IA028](https://openairdocs.org/ntsb/ATL04IA028.md): Piper PA-32RT-300T · Fayetteville, NC · Incident · No injuries · Incident investigation · Final report · Oct 25, 2003 · N39541 · Minor damage
  > Flight control elevator attachment turnbuckle corrosion and fracture resulting in the loss of aircraft control in flight.
- [NTSB CHI02FA292](https://openairdocs.org/ntsb/CHI02FA292.md): Piper PA-24-260 · Ankeny, IA · Accident · 1 fatal · Field investigation · Final report · Sep 24, 2002 · N8782P · Destroyed
  > The pilot applied an excessive angle of bank and failed to maintain terrain clearance. An additonal factor was the pilot's attention being diverted.
- [NTSB SEA02GA053](https://openairdocs.org/ntsb/SEA02GA053.md): Piper PA-31 · Atlanta, ID · Accident · 3 fatal · Final report · Mar 12, 2002 · N2336V · Substantial damage
  > The pilot's failure to maintain aircraft control while in cruise flight which resulted in the in-flight separation due to overload of the spar at the right wing root. Hypoxia was a factor.
- [NTSB CHI02FA042](https://openairdocs.org/ntsb/CHI02FA042.md): Mooney M20M · Evansville, IN · Accident · 2 fatal · Field investigation · Final report · Nov 27, 2001 · N7775L · Destroyed
  > The fatigue failure of the turbocharger exhaust band clamp and aircraft control not possible by the pilot due to the fire.
- [NTSB DEN01LA132](https://openairdocs.org/ntsb/DEN01LA132.md): Piper PA-31-350 · Grand Junction, CO · Accident · No injuries · Limited investigation · Final report · Jul 29, 2001 · N114SA · Substantial damage
  > the failure of the nose landing gear right drag brace (link assembly) due to fatigue.
- [NTSB DEN01LA005](https://openairdocs.org/ntsb/DEN01LA005.md): Piper PA-31-350 · Grand Junction, CO · Accident · No injuries · Limited investigation · Final report · Sep 27, 2000 · N159SW · Substantial damage
  > Total failure of the right forward inboard landing gear door hinge pin for undetermined reasons.
- [NTSB LAX00LA112](https://openairdocs.org/ntsb/LAX00LA112.md): Piper PA-32R-301T · Coalinga, CA · Accident · No injuries · Limited investigation · Final report · Mar 2, 2000 · N8170S · Substantial damage
  > The failure of the landing gear for undetermined reasons to go into the locked position after the pilot conducted a manual and emergency gear extension. A factor in the accident was the undetermined failure of the electrical system.
- [NTSB MIA99LA265](https://openairdocs.org/ntsb/MIA99LA265.md): Piper PA-24-250 · Naples, FL · Accident · No injuries · Limited investigation · Final report · Sep 8, 1999 · N980AC · Substantial damage
  > The pilot's failure to perform manual gear extension procedures with a suspected unsafe landing gear indication which resulted in a collapse of the main landing gear on landing rollout. A factor in the accident was the pilot's lack of total experience in kind…
- [NTSB NYC99LA139](https://openairdocs.org/ntsb/NYC99LA139.md): Aero Commander 500S · Windsor Locks, CT · Accident · No injuries · Limited investigation · Final report · Jun 12, 1999 · N33PG · Substantial damage
  > Hydraulic system contamination which prevented normal landing gear extension. A factor was the misjudged landing flare by the flying pilot.
- [NTSB FTW98IA361](https://openairdocs.org/ntsb/FTW98IA361.md): Piper PA-31-350 · Denver, CO · Incident · No injuries · Incident investigation · Final report · Aug 18, 1998 · N66906 · Minor damage
  > A hydraulic failure due to a ruptured hydraulic line, preventing the extension of the nose and right main landing gear.
- [NTSB FTW98FA325](https://openairdocs.org/ntsb/FTW98FA325.md): Commander 114TC · West Jordan, UT · Accident · 1 fatal · Field investigation · Final report · Jul 18, 1998 · N61174 · Destroyed
  > A brittle fracture of the clamp that joins the exhaust pipe to the turbocharger. The pipe separated and hot exhaust gases escaped into the engine compartment. The engine lost power due to the high heat vaporizing fuel in the fuel line. Factors were inadequate…
- [NTSB FTW98LA055](https://openairdocs.org/ntsb/FTW98LA055.md): Piper PA-32RT-300T · Midlothian, TX · Accident · Minor injuries · Limited investigation · Final report · Nov 23, 1997 · N21433 · Substantial damage
  > fatigue failure of the #2 cylinder fuel injection line in an area where the line was previously damaged, which resulted in an in-flight engine compartment fire and a forced landing. Related factors were: the previous damage of the fuel injector line, and the…
- [NTSB FTW97LA206](https://openairdocs.org/ntsb/FTW97LA206.md): Piper PA-31-350 · Greeley, CO · Accident · No injuries · Limited investigation · Final report · May 28, 1997 · N491SC · Substantial damage
  > unlatching of the left outboard engine cowling latches for undetermined reason(s), which allowed the left engine cowling to separate inflight and strike the vertical stabilizer.
- [NTSB LAX97LA181](https://openairdocs.org/ntsb/LAX97LA181.md): Piper PA-32R-300 · Burbank, CA · Accident · No injuries · Limited investigation · Final report · May 12, 1997 · N3609Q · Substantial damage
  > improperly secured upper cowl fasteners by unknown person(s).
- [NTSB ANC97LA041](https://openairdocs.org/ntsb/ANC97LA041.md): Piper PA-31-350 · Nome, AK · Accident · No injuries · Limited investigation · Final report · Mar 27, 1997 · N4105D · Substantial damage
  > a fuel leak from an engine driven fuel pump which initiated an engine fire, and the fuel pump manufacturer's inadequate quality control of the fuel pump.
- [NTSB SEA96LA164](https://openairdocs.org/ntsb/SEA96LA164.md): Piper PA-46-350P · Hillsboro, OR · Accident · No injuries · Limited investigation · Final report · Jul 8, 1996 · N58VJ · Substantial damage
  > blockage of the vents to both wing fuel tanks, after unknown personnel failed to remove tape (protective covering) from the vents, which resulted in collapsed fuel tanks (and wing damage).
- [NTSB LAX95LA292](https://openairdocs.org/ntsb/LAX95LA292.md): Piper PA-32R-301T · Truckee, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 12, 1995 · N8386H · Substantial damage
  > A failure in the aircraft electrical system, and the pilot's failure (or inability) to extend the landing gear with the emergency extension system. A factor relating to the accident was: the pilot's decision to continue the flight with a known deficiency.
- [NTSB MIA94LA123](https://openairdocs.org/ntsb/MIA94LA123.md): Piper PA-24-260 · Spring Hill, FL · Accident · No injuries · Limited investigation · Final report · Apr 16, 1994 · N8572P · Substantial damage
  > Unsuitable terrain encountered during a forced landing. Contributing to the accident was the fatigue failure of one of the propeller blade's pitch change knob.
- [NTSB ATL94FA029](https://openairdocs.org/ntsb/ATL94FA029.md): Piper PA-32R-301T · Covington, GA · Accident · 1 fatal · Field investigation · Final report · Dec 10, 1993 · N8340Y · Destroyed
  > Spatial disorientation experienced by the pilot, resulting in his failure to maintain aircraft control. Factors were the total failure of the engine driven vacuum pump, and the night, cloud conditions prevailing at the time of the accident.
- [NTSB BFO93FA167](https://openairdocs.org/ntsb/BFO93FA167.md): Piper PA-32RT-300T · Marshall, VA · Accident · 2 fatal · Field investigation · Final report · Sep 10, 1993 · N2207B · Destroyed
  > An inadequate annual inspection of the airplane and non-compliance with airworthiness directives by company maintenance personnel.
- [NTSB MIA93LA152](https://openairdocs.org/ntsb/MIA93LA152.md): Piper PA-31 · Atlantic Ocean (Atlantic Ocean) · Accident · Minor injuries · Limited investigation · Final report · Jul 10, 1993 · N36L · Destroyed
  > Total loss of engine power from both engines due to fuel exhaustion after the pilot became lost/disoriented. Contributing to the accident was the delay by the pilot-in-command to execute the emergency procedure by resetting the alternators and voltage…
- [NTSB DEN93LA074](https://openairdocs.org/ntsb/DEN93LA074.md): Piper PA-24-260 · Grand Junction, CO · Accident · No injuries · Limited investigation · Final report · Jul 8, 1993 · N8967P · Substantial damage
  > Failure of the pilot in command to follow manual gear extension procedures. A factor was a total electrical failure.
- [NTSB CHI92LA160](https://openairdocs.org/ntsb/CHI92LA160.md): Piper PA-32R-300 · Round Lake, IL · Accident · Minor injuries · Limited investigation · Final report · Jun 1, 1992 · N812PC · Destroyed
  > The pilot-in-command's failure to follow emergency procedures, and the fire in the electrical system for reasons undetermined.
- [NTSB FTW92LA110](https://openairdocs.org/ntsb/FTW92LA110.md): Piper PA-23-250 · Denver, CO · Accident · No injuries · Limited investigation · Final report · Apr 3, 1992 · N6460Y · Substantial damage
  > The loss of hydraulic fluid due to a ruptured hydraulic line in the landing gear system.
- [NTSB LAX92LA150](https://openairdocs.org/ntsb/LAX92LA150.md): Piper PA-32-300 · Austin, NV · Accident · No injuries · Limited investigation · Final report · Mar 16, 1992 · N4075R · Substantial damage
  > The pilot's loss of control due to the failure of his control wheel during an attempted go around.
- [NTSB BFO92LA019](https://openairdocs.org/ntsb/BFO92LA019.md): Piper PA-46-350P · Bowling Green, KY · Accident · No injuries · Limited investigation · Final report · Jan 13, 1992 · N9161K · Substantial damage
  > The pilot's premature flare, stalling the airplane which resulted in a hard landing. Factors related to the accident were the dual fuel flow gauge failures and deteriorating weather conditions.
- [NTSB NYC91LA232](https://openairdocs.org/ntsb/NYC91LA232.md): Piper PA46-350P · Dayton, OH · Accident · No injuries · Limited investigation · Final report · Sep 8, 1991 · N350MM · Substantial damage
  > A malfunction of the elevator trim indicator and incorrect position of the trim tab which resulted in the pilot aborting the takeoff and a loss of directional control on the ground.
- [NTSB CHI91LA218](https://openairdocs.org/ntsb/CHI91LA218.md): Piper PA-24-260 · Flint, MI · Accident · No injuries · Limited investigation · Final report · Jul 14, 1991 · N8803P · Substantial damage
  > Propeller pitch change mechanism sheared. Factors related to the accident were powerplant vibration and proper touchdown point not possible.
- [NTSB DEN91FA065](https://openairdocs.org/ntsb/DEN91FA065.md): Piper PA-31B-310 · Bennett, CO · Accident · 1 fatal · Field investigation · Final report · May 1, 1991 · N7407L · Destroyed
  > In-flight separation of the left engine cowl assembly that was not properly latched, and failure of the pilot to maintain minimum control speed, which resulted in his loss of aircraft control. Factors related to the accident were: an inadequate preflight…
- [NTSB ANC90LA173](https://openairdocs.org/ntsb/ANC90LA173.md): Piper PA-32RT-300T · Glacier Island, AK · Accident · 2 fatal · Limited investigation · Final report · Sep 8, 1990 · N393HM · Substantial damage
  > Undetermined mechanical failure(s) that resulted in loss of engine power, smoke in the cockpit, and a subsequent emergency descent for a forced landing (ditching) at sea. The lack of suitable terrain for a forced landing was a related factor.
- [NTSB MIA89LA086](https://openairdocs.org/ntsb/MIA89LA086.md): Aero Commander 500U · Daytona Beach, FL · Accident · No injuries · Limited investigation · Final report · Feb 16, 1989 · N1010U · Substantial damage
  > Control malfunction of undetermined cause that made further flight inadvisable.
- [NTSB MIA89LA039](https://openairdocs.org/ntsb/MIA89LA039.md): Piper PA-32R-300 · Holly Springs, MS · Accident · Serious injuries · Limited investigation · Final report · Nov 20, 1988 · N4908F · Destroyed
  > The plt stated that after he began a descent from 12,000 ft to 4000 ft, the acft lost all electrical power due to failure of the alternator. While apchg to land at Holly Springs arpt, the acft enctrd unfavorable winds & turbulence. Subsequently, it lost…
- [NTSB FTW88IA147](https://openairdocs.org/ntsb/FTW88IA147.md): Piper PA-31-350 · Oklahoma City, OK · Incident · No injuries · Incident investigation · Final report · Aug 10, 1988 · N3589B · Minor damage
  > The flight was an instructional flight with three pilots onboard. The airplane departed on runway 17R and was 300 to 400 feet AGL when one blade of the right propeller separated from the hub, followed by the remainder of the propeller. The PIC made an…
- [NTSB CHI88LA170](https://openairdocs.org/ntsb/CHI88LA170.md): Piper PA-32R-301T · Chicago, IL · Accident · No injuries · Limited investigation · Final report · Jul 20, 1988 · N8069S · Substantial damage
  > During climbout after takeoff, the pilot experienced an engine fire and diverted to Chicago's midway airport for an emergency landing. The pilot executed emergency procedures, shut down the engine, the fuel supply, and all electrical load. When the pilot knew…
- [NTSB MIA88FA201](https://openairdocs.org/ntsb/MIA88FA201.md): Smith, Ted Aerostar Aerostar 600 · Catano, PR · Accident · 1 fatal · Field investigation · Final report · Jun 20, 1988 · N90360 · Destroyed
  > As the acft was taxiing for takeoff, witnesses noted the l rear baggage door was unlocked & hanging down. A warning was relayed to the plt via the twr, but by then the acft was airborne & the plt had rprtd a control prblm. Drg lift-off, theacft pitched up…
- [NTSB SEA88LA042](https://openairdocs.org/ntsb/SEA88LA042.md): Piper PA-32-300 · Twin Falls, ID · Accident · No injuries · Limited investigation · Final report · Jan 29, 1988 · N4290R · Substantial damage
  > When the pilot attempted to reduce power to descend to land he was unable to obtain a power reduction due to the throttle rod end separating in flight. The pilot made a spiralling descent and then shut down the engine. The pilot misjudged his altitude and…
- [NTSB LAX87LA245](https://openairdocs.org/ntsb/LAX87LA245.md): Piper PA-32R-300 · Tucson, AZ · Accident · No injuries · Limited investigation · Final report · Jun 27, 1987 · N4364X · Substantial damage
  > At the end of a business flt, the plt extended the landing gear and noted that the left main landing gear indicated that it was not down and locked. The plt activated the emergency landing gear extension which still indicated it was not down. While on final…
- [NTSB CHI86LA228](https://openairdocs.org/ntsb/CHI86LA228.md): Piper PA-31-310 · St. Paul, MN · Accident · No injuries · Limited investigation · Final report · Sep 18, 1986 · N707HB · Substantial damage
  > At the end of an uneventful flight the pilot lowered the landing gear and noted three gear down indicator lights. Upon landing rollout the nose gear collapsed. An inspection following the accident revealed that a hydraulic leak was present near the hydraulic…

Next page: https://openairdocs.org/ntsb.md?engine=41533&occurrence=130&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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41533')
    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" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41533&occurrence=130

---
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.