N122TH: 1998 Eurocopter COLIBRI EC 120B, Saint Louis, MO

Registered owner: Mwn Holdings LLC
Location: Saint Louis, MO
Owner type: LLC
Serial number: 1017
Year built: 1998
Type: Rotorcraft
Engine: Turbo-shaft
Airworthiness: Standard, normal
Airworthiness date: February 18, 1999
Certificate issued: January 27, 2020
Expires: January 31, 2030
Mode S code: A05CD1

Eurocopter COLIBRI EC 120BAirframe model · 5 seats · 1 engine · 2 registered TCDS R0001RDAirframe · Eurocopter COLIBRI EC 120B TCDS E34NEEngine · Turbomeca ARRIUS-2B1

From the FAA registry file of October 24, 2026.

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Airworthiness directives that may apply · 7

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

2001In forceSuperseded2026

ADs by the year they took effect: 12 ADs
2001	1
2003	1
2005	1
2006	1
2007	1
2008	1
2013	1
2014	1
2018	2
2021	1
2022	1

Engine · Turbomeca ARRIUS-2B1

AD 2021-26-26Engine ControlsEffective Feb 23, 2022 · Supersedes AD 2005-12-08 AD 2021-17-05Fuel Controlling SystemEffective Oct 12, 2021 · Supersedes AD 2014-04-06 AD 2018-12-03Fuel Controlling SystemEffective Aug 9, 2018 · Supersedes AD 2013-11-09 AD 2018-07-17Turbine SectionEffective Apr 27, 2018 AD 2008-19-11Electronic control (EEC) unitEffective Oct 8, 2008 AD 2006-26-07A simultaneous interruption of the lubrication on both engines may lead to a double non-commanded in-flight shutdown.Effective Jan 18, 2007 AD 2003-19-06Gas generator high pressure (HP) turbine diskEffective Oct 22, 2003

Superseded and historical ADs · 5

AD 2014-04-06Hydro-mechanical metering unit (HMU)HistoricalEffective Mar 31, 2014 · Replaced by AD 2021-17-05 AD 2013-11-09Fuel injection manifolds and the privilege injectorHistoricalEffective Jul 5, 2013 · Replaced by AD 2018-12-03 AD 2001-08-14 R1Right injector half manifold and left injector half manifoldHistoricalEffective Feb 23, 2006 · Replaced by AD 2013-11-09 AD 2005-12-08Engine Electronic Control Unit (EECU)HistoricalEffective Jun 29, 2005 · Replaced by AD 2021-26-26 AD 2001-08-14Fuel Injector ManifoldHistoricalEffective May 31, 2001 · Replaced by AD 2001-08-14 R1

Information bulletins that may apply

Advisory, not mandatory.

No bulletins matched this aircraft’s models

NTSB investigations · 1

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

NTSB FTW99LA085Accident · Minor injuriesLimited investigationFinal reportSpringtown, TXThe improper touchdown executed by the pilot. Factors were the tail wind condition, and the manufacturer's inadequate design of the P3 pipe supports, which resulted in a fatigue fracture of the P3 pipe.Feb 26, 1999 · Substantial damage

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Accident 19990226001789APwr Off Run Land (Autorotation · Springtown, TXEurocopter colibri EC-120B helicopter was on a ferry flight when it made an emergency landing in a field for unknown reasons and rolled over on landing, other circumstances are unknown. (.19) on February 26, 1999, approximately 0910 central standard time, an…Feb 26, 1999 · Substantial damage

Service difficulty reports

No reports matched to N122THGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Eurocopter COLIBRI EC 120B aircraft

STCs that may be installed

No STCs matched this aircraft’s modelsSTCs are matched through the model’s type certificate data sheet, and this registry model isn’t matched to one.

N122TH