# N544AM: 2007 Eurocopter AS 350 B3

- Status: Valid registration
- Airframe: [Eurocopter AS 350 B3](https://openairdocs.org/model/eurocopter-as-350-b3) (registry code 8680954, 6 seats)
- Engine: [Turbomeca ARRIEL-2B1](https://openairdocs.org/engine/turbomeca-arriel-2b1) (registry code 60056)
- Data sheets: [TCDS H9EU](https://openairdocs.org/tcds/H9EU) (Airbus Helicopters), [TCDS E00054EN](https://openairdocs.org/tcds/E00054EN) (Safran Helicopter Engines S.A.) (OpenAirDocs)
- Serial number: 4206
- Year built: 2007
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: October 18, 2007
- Certificate issued: October 5, 2016
- Expires: October 31, 2029
- Mode S code: A6E6D4
- Registered owner: [Air Methods LLC](https://openairdocs.org/faa-owner/AIR%20METHODS%20LLC)
- Location: [Greenwood Village, CO](https://openairdocs.org/faa-place/CO/Greenwood%20Village)
- Owner type: LLC
- Owner's area on the map: 39.6120° N, 104.8828° W: Placed by OpenAirDocs at the center of ZIP code 80111, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=544AM
- Page: https://openairdocs.org/aircraft/N544AM

From the FAA registry file of October 20, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 98 in force

### Matched by airframe (Eurocopter AS 350 B3)

- [AD 2026-20-03](https://openairdocs.org/ad/2026-20-03): Placards and Markings · Airbus Helicopters AS350B, AS350BA, AS350B1 and 11 more. Effective Nov 5, 2026
- [AD 2026-16-01](https://openairdocs.org/ad/2026-16-01): Main rotor drive · Airbus Helicopters AS350B, AS350BA, AS350B1 and 5 more. Effective Sep 10, 2026
- [AD 2026-14-02](https://openairdocs.org/ad/2026-14-02): Indication/Recording System · Airbus Helicopters AS350B2, AS350B3, EC120B and 1 more. Effective Aug 14, 2026
- [AD 2026-12-10](https://openairdocs.org/ad/2026-12-10): Equipment/Furnishings · Airbus Helicopters AS350B, AS350BA, AS350B1 and 3 more. Effective Aug 3, 2026
- [AD 2026-12-08](https://openairdocs.org/ad/2026-12-08): Time Limits/Maintenance Checks · Airbus Helicopters AS350B2, AS350B3, EC130B4 and 1 more. Effective Jul 21, 2026
- [AD 2026-09-15](https://openairdocs.org/ad/2026-09-15): Tail rotor head · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Jul 21, 2026
- [AD 2026-12-03](https://openairdocs.org/ad/2026-12-03): Main rotor gearbox · Airbus Helicopters AS350B, AS350B1, AS350B2 and 11 more. Effective Jul 14, 2026
- [AD 2026-07-12](https://openairdocs.org/ad/2026-07-12): Main rotor transmission mount · Airbus Helicopters AS350B, AS350BA, AS350B1 and 3 more. Effective Apr 29, 2026
- [AD 2025-24-06](https://openairdocs.org/ad/2025-24-06): Cabin Equipment/Furnishings · Airbus Helicopters AS350B2, AS350B3, AS355N and 2 more. Effective Jan 12, 2026
- [AD 2025-24-04](https://openairdocs.org/ad/2025-24-04): Vertical Stabilizer, Spar/Rib Structure · Airbus Helicopters AS350B3, AS355E, AS355F and 4 more. Effective Jan 12, 2026
- [AD 2025-18-13](https://openairdocs.org/ad/2025-18-13): Engine Controls · Airbus Helicopters AS350B3, EC130B4 and EC130T2. Effective Oct 23, 2025
- [AD 2025-10-01](https://openairdocs.org/ad/2025-10-01): Cabin Equipment/Furnishings · Airbus Helicopters AS350B2, AS350B3 and EC130B4. Effective Jul 11, 2025
- [AD 2025-09-13](https://openairdocs.org/ad/2025-09-13): Doors · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Jul 7, 2025
- [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024
- [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023
- [AD 2022-10-51](https://openairdocs.org/ad/2022-10-51): Flight Control System · Airbus Helicopters AS350B, AS350B1, AS350B2 and 22 more. Effective Jun 7, 2022
- [AD 2022-05-10](https://openairdocs.org/ad/2022-05-10): Cabin Equipment/Furnishings · Airbus Helicopters AS332L, AS332L1, AS332L2 and 57 more. Effective Apr 20, 2022
- [AD 2022-05-02](https://openairdocs.org/ad/2022-05-02): Engine Fuel Control/Turbine Engines · Airbus Helicopters AS350B3 and EC130T2. Effective Mar 30, 2022
- [AD 2021-03-16 R1](https://openairdocs.org/ad/2021-03-16-R1): Passenger/Crew Doors · Airbus Helicopters AS350B, AS350B1, AS350B2 and 9 more. Effective Mar 24, 2022
- [AD 2022-01-01](https://openairdocs.org/ad/2022-01-01): Main Rotor System · Airbus Helicopters AS350B, AS350BA, AS350B1 and 17 more. Effective Mar 7, 2022
- [AD 2022-02-04](https://openairdocs.org/ad/2022-02-04): Hydraulic Power System Wiring · Airbus Helicopters AS350B, AS350B2, AS350B3 and 1 more. Effective Feb 25, 2022
- [AD 2021-17-17](https://openairdocs.org/ad/2021-17-17): Cabin Equipment/Furnishings · Airbus Helicopters EC135P3, EC135T3, MBB-BK 117 C-2 and 32 more. Effective Nov 22, 2021
- [AD 2021-16-16](https://openairdocs.org/ad/2021-16-16): Rotorcraft Flight Control · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Oct 13, 2021
- [AD 2021-16-11](https://openairdocs.org/ad/2021-16-11): Tail Rotor Control System · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Oct 6, 2021
- [AD 2021-14-07](https://openairdocs.org/ad/2021-14-07): Cabin Equipment/Furnishings · Airbus Helicopters AS332C, AS332C1, AS332L and 12 more. Effective Aug 19, 2021
- [AD 2021-07-15](https://openairdocs.org/ad/2021-07-15): Tail Rotor Drive Shaft · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective May 7, 2021
- [AD 2021-05-09](https://openairdocs.org/ad/2021-05-09): Tail Rotor Control System · Airbus Helicopters AS355E, AS355F, AS355F1 and 8 more. Effective Apr 16, 2021
- [AD 2021-04-13](https://openairdocs.org/ad/2021-04-13): Main Rotor Mast Inner Race Rings · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Apr 14, 2021
- [AD 2021-04-08](https://openairdocs.org/ad/2021-04-08): Engine Control System Wiring · Airbus Helicopters AS350B3. Effective Apr 1, 2021
- [AD 2020-22-20](https://openairdocs.org/ad/2020-22-20): Main Rotor Gearbox · Airbus Helicopters AS355E, AS355F, AS355F1 and 12 more. Effective Dec 14, 2020
- [AD 2020-20-14](https://openairdocs.org/ad/2020-20-14): Rotorcraft Servo System · Airbus Helicopters AS-365N2, AS-365N3, AS355F and 11 more. Effective Oct 23, 2020
- [AD 2015-17-01 R1](https://openairdocs.org/ad/2015-17-01-R1): Tail Rotor · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Sep 11, 2020
- [AD 2020-09-02](https://openairdocs.org/ad/2020-09-02): Cabin Equipment/Furnishings · Airbus Helicopters AS355NP, Model 358 Torso Restraint System, AS350B2 and 3 more. Effective May 29, 2020
- [AD 2020-02-23](https://openairdocs.org/ad/2020-02-23): Landing gear · Emergency Floats (Dart Aerospace ULC STC SR00470LA or SR00645LA). Effective Feb 28, 2020
- [AD 2019-16-16](https://openairdocs.org/ad/2019-16-16): Engine Air Intake System · Airbus Helicopters AS350B, AS350B1, AS350B2 and 2 more. Effective Sep 26, 2019
- [AD 2018-25-17](https://openairdocs.org/ad/2018-25-17): Air Conditioning System Wiring · Airbus Helicopters 206A, 206B, 206L and 13 more. Effective Jan 22, 2019
- [AD 2018-01-12 R1](https://openairdocs.org/ad/2018-01-12-R1): Main Hydraulic System · Airbus Helicopters AS350B3. Effective Mar 2, 2018
- [AD 2018-02-02](https://openairdocs.org/ad/2018-02-02): Main Gearbox Mast · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Feb 12, 2018
- [AD 2017-22-05](https://openairdocs.org/ad/2017-22-05): Hydraulic Pump (Electric/Engine), Main · Airbus Helicopters AS350B, AS350B1, AS350B2 and 5 more. Effective Dec 11, 2017
- [AD 2016-25-20](https://openairdocs.org/ad/2016-25-20): Main Rotor Drive System · Airbus Helicopters AS355E, AS355F, AS355F1 and 13 more. Effective Jan 31, 2017
- [AD 2016-05-06](https://openairdocs.org/ad/2016-05-06): Rotorcraft tailboom · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Apr 8, 2016
- [AD 2015-17-11](https://openairdocs.org/ad/2015-17-11): Main Rotor System · Airbus Helicopters AS355E, AS355F, AS355F1 and 13 more. Effective Sep 29, 2015
- [AD 2014-05-10](https://openairdocs.org/ad/2014-05-10): Tail Rotor · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective May 2, 2014
- [AD 2014-04-11](https://openairdocs.org/ad/2014-04-11): Tail rotor blades · Airbus Helicopters AS355E, AS355F, AS355F1 and 8 more. Effective Apr 9, 2014
- [AD 2014-02-05](https://openairdocs.org/ad/2014-02-05): Main Rotor Control · Airbus Helicopters AS350B, AS350B1, AS350B2 and 5 more. Effective Mar 7, 2014
- [AD 2013-23-10](https://openairdocs.org/ad/2013-23-10): Fuselage Miscellaneous Structure · Airbus Helicopters AS355E, AS355F, AS355F1 and 8 more. Effective Dec 30, 2013
- [AD 2013-23-09](https://openairdocs.org/ad/2013-23-09): Doors · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Dec 27, 2013
- [AD 2013-16-03](https://openairdocs.org/ad/2013-16-03): Tail Rotor Gearbox · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Oct 22, 2013
- [AD 2013-17-01](https://openairdocs.org/ad/2013-17-01): Tail rotor control system · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Oct 9, 2013
- [AD 2013-10-51](https://openairdocs.org/ad/2013-10-51): Rotorcraft Servo System · Airbus Helicopters AS355E, AS355F, AS355F1 and 11 more. Effective Jul 31, 2013

### Matched by engine (Turbomeca ARRIEL-2B1)

- [AD 2021-13-03](https://openairdocs.org/ad/2021-13-03): Fuel Control/Turbine Engines · Safran Helicopter Engines Arriel 2B, Arriel 2B1, Arriel 2C and 4 more. Effective Aug 13, 2021
- [AD 2018-12-01](https://openairdocs.org/ad/2018-12-01): Engine Fuel and Control · Safran Helicopter Engines Arriel 2B and Arriel 2B1. Effective Sep 12, 2018
- [AD 2016-25-13](https://openairdocs.org/ad/2016-25-13): Engine accessory gearbox (AGB) · Safran Helicopter Engines Arriel 2B, Arriel 2B1, Arriel 2C and 6 more. Effective Feb 3, 2017
- [AD 2015-13-04](https://openairdocs.org/ad/2015-13-04): Engine accessory gearbox (AGB) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 16 more. Effective Sep 1, 2015
- [AD 2014-12-05](https://openairdocs.org/ad/2014-12-05): HMU drive gear shaft · Turbomeca Arriel 2B, Arriel 2B1, Arriel 2C and 4 more. Effective Aug 4, 2014
- [AD 2014-07-06](https://openairdocs.org/ad/2014-07-06): Hydromechanical metering unit · Turbomeca Arriel 2B1. Effective May 15, 2014
- [AD 2012-18-18](https://openairdocs.org/ad/2012-18-18): Gas generator (GG) turbine blade · Turbomeca Arriel 2B, Arriel 2B1, Arriel 2C2 and 1 more. Effective Oct 24, 2012
- [AD 2012-08-18](https://openairdocs.org/ad/2012-08-18): PT Blade Rupture · Turbomeca Arriel 2B and Arriel 2B1. Effective May 30, 2012
- [AD 2009-09-03 R1](https://openairdocs.org/ad/2009-09-03-R1): Uncommanded in-flight engine shutdown · Turbomeca Arriel 2B and Arriel 2B1. Effective Nov 1, 2010
- [AD 2009-08-08 R1](https://openairdocs.org/ad/2009-08-08-R1): PT Blades · Turbomeca Arriel 1B, Arriel 1D, Arriel 1D1 and 2 more. Effective May 7, 2010
- [AD 2009-01-11](https://openairdocs.org/ad/2009-01-11): Hydro Mechanical Unit (HMU) low fuel pressure switch · Turbomeca Arriel 2B and Arriel 2B1. Effective Feb 27, 2009
- [AD 2007-10-06](https://openairdocs.org/ad/2007-10-06): Cases of flameout · Turbomeca Arriel 2B1. Effective May 29, 2007
- [AD 2005-25-13](https://openairdocs.org/ad/2005-25-13): Tree turbine shield · Turbomeca Arriel 2B and Arriel 2B1. Effective Dec 28, 2005
- [AD 2003-03-12](https://openairdocs.org/ad/2003-03-12): Bleed Valve · Turbomeca Arriel 1A2, Arriel 1C, Arriel 1C1 and 12 more. Effective Mar 7, 2003

### Historical (superseded or no longer in force)

- [AD 2025-06-04](https://openairdocs.org/ad/2025-06-04) (historical): Main Rotor Gearbox · Airbus Helicopters AS350B, AS350B1, AS350B2 and 11 more. Effective May 9, 2025
- [AD 2023-01-04](https://openairdocs.org/ad/2023-01-04) (historical): Tail Rotor Head · Airbus Helicopters AS350B, AS350BA, AS350B1 and 9 more. Effective Mar 8, 2023
- [AD 2022-11-08](https://openairdocs.org/ad/2022-11-08) (historical): Electrical Power System, Aircraft Fuel System, Hydraulic Power System, Doors, Fuselage Structure, Main Rotor System, Main Rotor Drive System, Tail Rotor System, Tail Rotor Drive System, Rotorcraft Flight Control · Airbus Helicopters AS350B, AS350BA, AS350B1 and 5 more. Effective Jul 8, 2022
- [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021
- [AD 2021-20-16](https://openairdocs.org/ad/2021-20-16) (historical): Vertical Stabilizer, Spar/Rib · Airbus Helicopters AS355E, AS355F, AS355F1 and 4 more. Effective Nov 22, 2021
- [AD 2021-11-25](https://openairdocs.org/ad/2021-11-25) (historical): Engine Fuel Control/Turbine Engines · Airbus Helicopters AS350B3 and EC130T2. Effective Jul 29, 2021
- [AD 2021-05-02](https://openairdocs.org/ad/2021-05-02) (historical): Main Rotor System · Airbus Helicopters AS350B, AS350BA, AS350B1 and 12 more. Effective Apr 16, 2021
- [AD 2021-04-15](https://openairdocs.org/ad/2021-04-15) (historical): Vertical Stabilizer, Spar/Rib · Airbus Helicopters AS355F, AS355F1, AS355F2 and 3 more. Effective Mar 23, 2021
- [AD 2021-03-16](https://openairdocs.org/ad/2021-03-16) (historical): Passenger/Crew Doors · Airbus Helicopters AS355E, AS355F, AS355F1 and 9 more. Effective Mar 3, 2021
- [AD 2020-24-07](https://openairdocs.org/ad/2020-24-07) (historical): Engine Control System Wiring · Airbus Helicopters AS350B3, EC130B4 and EC130T2. Effective Jan 12, 2021
- [AD 2018-26-02](https://openairdocs.org/ad/2018-26-02) (historical): Engine Control System Wiring · Airbus Helicopters AS-350B3, EC 130 B4 and EC 130 T2. Effective Jan 30, 2019
- [AD 2018-18-12](https://openairdocs.org/ad/2018-18-12) (historical): Engine Air Intake System · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 2 more. Effective Sep 25, 2018
- [AD 2018-15-02](https://openairdocs.org/ad/2018-15-02) (historical): Tail Rotor Control System · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 8 more. Effective Aug 3, 2018
- [AD 2018-01-12](https://openairdocs.org/ad/2018-01-12) (historical): Main Hydraulic System · Airbus Helicopters AS-350B3. Effective Feb 20, 2018
- [AD 2017-16-04](https://openairdocs.org/ad/2017-16-04) (historical): Cabin Equipment/Furnishings · Airbus Helicopters AS-350B2, AS-350B3, AS355NP and 3 more. Effective Sep 22, 2017
- [AD 2016-25-19](https://openairdocs.org/ad/2016-25-19) (historical): Engine controls · Airbus Helicopters AS-350B3 and EC 130 B4. Effective Feb 2, 2017
- [AD 2015-22-53](https://openairdocs.org/ad/2015-22-53) (historical): Main Hydraulic System · Airbus Helicopters AS-350B3. Effective Dec 16, 2015
- [AD 2015-22-52](https://openairdocs.org/ad/2015-22-52) (historical): Main Hydraulic System · Airbus Helicopters AS-350B3
- [AD 2015-17-01](https://openairdocs.org/ad/2015-17-01) (historical): Tail Rotor · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Sep 24, 2015
- [AD 2014-07-52](https://openairdocs.org/ad/2014-07-52) (historical): Rotorcraft Tailboom · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Jun 25, 2014
- [AD 2013-21-01](https://openairdocs.org/ad/2013-21-01) (historical): Tail Rotor · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Oct 25, 2013
- [AD 2013-15-03](https://openairdocs.org/ad/2013-15-03) (historical): Hydraulic Pump, Main · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 5 more. Effective Aug 8, 2013
- [AD 2012-25-04](https://openairdocs.org/ad/2012-25-04) (historical): Tail Rotor · Airbus Helicopters AS-350B3. Effective May 9, 2013
- [AD 2012-21-51](https://openairdocs.org/ad/2012-21-51) (historical): Tail Rotor · Eurocopter France AS-350B3
- [AD 2011-22-05](https://openairdocs.org/ad/2011-22-05) (historical): Tail rotor control system · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Nov 25, 2011
- [AD 2010-21-07](https://openairdocs.org/ad/2010-21-07) (historical): Engine Control System Wiring · Airbus Helicopters AS-350B3 and EC 130 B4. Effective Nov 18, 2010
- [AD 2010-21-01](https://openairdocs.org/ad/2010-21-01) (historical): Fuselage Misc. Structure · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 8 more. Effective Oct 29, 2010
- [AD 2003-25-01](https://openairdocs.org/ad/2003-25-01) (historical): Hoist operator control unit · Airbus Helicopters AS-350B, AS-350B1, AS-350B2 and 11 more. Effective Jan 20, 2004
- [AD 2003-22-06](https://openairdocs.org/ad/2003-22-06) (historical): Tail rotor pitch control rod (control Rod) · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 10 more. Effective Dec 3, 2003
- [AD 2002-02-51](https://openairdocs.org/ad/2002-02-51) (historical): Metal bushing and the STARFLEX star arm end (arm end) · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 11 more
- [AD 2001-26-53](https://openairdocs.org/ad/2001-26-53) (historical): Servocontrols · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 3 more. Effective Feb 6, 2002
- [AD 99-24-18](https://openairdocs.org/ad/99-24-18) (historical): Tail Rotor Spider Plate Bearing · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 8 more. Effective Dec 15, 1999
- [AD 89-21-01](https://openairdocs.org/ad/89-21-01) (historical): Main Rotor Swash Plate Bearing · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 10 more. Effective May 3, 1990
- [AD 86-15-10 R1](https://openairdocs.org/ad/86-15-10-R1) (historical): Main Rotor Arms & Gearbox Bars · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 10 more. Effective Mar 22, 1990
- [AD 85-14-06 R1](https://openairdocs.org/ad/85-14-06-R1) (historical): Fuselage Tailboom Interface · Eurocopter France AS-350B, AS-350B1, AS-350B2 and 10 more. Effective Sep 12, 1985
- [AD 2016-04-12](https://openairdocs.org/ad/2016-04-12) (historical): Engine accessory gearbox (AGB) · Turbomeca Arriel 2B, Arriel 2B1, Arriel 2C and 6 more. Effective Apr 14, 2016
- [AD 2014-19-05](https://openairdocs.org/ad/2014-19-05) (historical): Engine accessory gearbox (AGB) · Turbomeca Arriel 1A1, Arriel 1A2, Arriel 1B and 16 more. Effective Nov 5, 2014
- [AD 2012-03-11](https://openairdocs.org/ad/2012-03-11) (historical): High-pressure/low-pressure (HP/LP) pump hydro-mechanical metering units  
 (HMUs) · Turbomeca Arriel 2B and Arriel 2B1. Effective Mar 20, 2012
- [AD 2011-13-05](https://openairdocs.org/ad/2011-13-05) (historical): Gas Generator (GG) Turbine Blade · Turbomeca Arriel 2B and Arriel 2B1. Effective Aug 12, 2011
- [AD 2007-19-09 R1](https://openairdocs.org/ad/2007-19-09-R1) (historical): Pressure relief valve · Turbomeca Arriel 2B1. Effective Jul 7, 2010
- [AD 2010-03-06](https://openairdocs.org/ad/2010-03-06) (historical): Fuel pump · Turbomeca Arriel 2B and Arriel 2B1. Effective Mar 11, 2010
- [AD 2009-09-03](https://openairdocs.org/ad/2009-09-03) (historical): Turbine blade · Turbomeca Arriel 2B and Arriel 2B1. Effective Jun 1, 2009
- [AD 2007-19-09](https://openairdocs.org/ad/2007-19-09) (historical): Constant delta pressure valve · Turbomeca Arriel 2B1. Effective Oct 3, 2007
- [AD 2007-10-07](https://openairdocs.org/ad/2007-10-07) (historical): HP/LP pump assembly drive shaft · Turbomeca Arriel 2B and Arriel 2B1. Effective May 29, 2007
- [AD 2007-03-14](https://openairdocs.org/ad/2007-03-14) (historical): Hydro-mechanical metering unit (HMU) · Turbomeca Arriel 2B1. Effective Feb 20, 2007
- [AD 2006-21-10](https://openairdocs.org/ad/2006-21-10) (historical): Splines of high-pressure (HP) pump drive gear shaft · Turbomeca Arriel 2B and Arriel 2B1. Effective Nov 24, 2006

All 144: https://openairdocs.org/aircraft/N544AM/ads.md

## Information bulletins (advisory) (9 in force)

- [SAIB AIR-21-13](https://openairdocs.org/saib/AIR-21-13): ENGINE EMERGENCY SHUTDOWN SYSTEM. Issued Aug 13, 2021
- [SAIB SW-17-23R2](https://openairdocs.org/saib/SW-17-23R2): Fuel System. Issued Jul 15, 2019
- [SAIB SW-15-20](https://openairdocs.org/saib/SW-15-20): Air Conditioning System Wiring. Issued Aug 13, 2015
- [SAIB SW-15-04](https://openairdocs.org/saib/SW-15-04): Cabin Ventilation Air Scoop Draining. Issued Nov 25, 2014
- [SAIB SW-12-45](https://openairdocs.org/saib/SW-12-45): Garmin Model 400W/500W Series GPS-WAAS Navigation System. Issued Oct 3, 2012
- [SAIB SW-11-07](https://openairdocs.org/saib/SW-11-07): Star Flex Arm Failures on Eurocopter France Model AS350, AS355, and EC130 Helicopters. Issued Dec 20, 2010
- [SAIB SW-07-22R1](https://openairdocs.org/saib/SW-07-22R1): Serrated lock washers. Issued Apr 3, 2007
- [SAIB SW-07-13](https://openairdocs.org/saib/SW-07-13): Oxygen Reserve Cylinder. Issued Dec 11, 2006
- [SAIB SW-06-48 corrected 07/20/2006](https://openairdocs.org/saib/SW-06-48%20corrected%2007%2F20%2F2006): . Issued Jun 21, 2006
- [SAIB SW-17-23R1](https://openairdocs.org/saib/SW-17-23R1) (historical): Fuel System. Issued Mar 2, 2018
- [SAIB SW-17-23](https://openairdocs.org/saib/SW-17-23) (historical): Fuel System. Issued Aug 24, 2017

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR22LA018](https://openairdocs.org/ntsb/WPR22LA018), Oct 16, 2021: Airbus A350 (N544AM), Tucson, AZ, substantial damage. Probable cause: The pilot's failure to maintain clearance from ground equipment during landing.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20211016019809A](https://openairdocs.org/incident/20211016019809A), Oct 16, 2021: Eurocopter AS 350 B3 (N544AM), Tucson, AZ, Substantial damage. During landing to an elevated hospital helipad, the helicopter's tail rotor contacted the handle of a large fire extinguisher located on the helipad. The tail…

## Service difficulty reports (11)

As reported by operators and repair stations.

- [SDR 2A6D20230824003](https://openairdocs.org/sdr/2A6D20230824003), Aug 24, 2023: XMSN DECK. CHAFED. CHAFING DAMAGE WAS DISCOVERED ON THE LH SIDE OF THE TRANSMISSION DECK. THE FIRST CHAFE AREA MEASURES APPROXIMATELY: 0.014" DEEP, 3/8" LONG AND 1/4" WIDE. THE SE
- [SDR 2A6D20230804002](https://openairdocs.org/sdr/2A6D20230804002), Aug 4, 2023: BEAM. DAMAGED. TWO DAMAGES TO THE LH BEAM UNDER THE ENGINE DECK (P/N: 355A21-2110.25) AND REINFORCEMENT PLATES (P/N: 350A21-2110.26) IN THE FORM OF AN ELONGATED HOLE IN THE LO
- [SDR 2A6D20230731001](https://openairdocs.org/sdr/2A6D20230731001), Jul 31, 2023: SUPPORT BEAM. CHAFED. DAMAGE TO THE ANCHOR SERVO CONTROL RH BEAM (PN: 350A23-4015.24) IN THE FORM OF A CHAFE LOCATED ON THE OUTSIDE SURFACE OF THE LOWER FLANGE BEND AT THE FWD END OF
- [SDR QMLA2020080320039](https://openairdocs.org/sdr/QMLA2020080320039), Jul 31, 2020: FUEL FILTER. FAULTED. DURING PATIENT TRANSPORT THE "FUEL FILTER" CAUTION LIGHT ILLUMINATED INSIDE CLASS D. THE PILOT ANNOUNCED TO THE MED CREW THAT HE HAD A POTENTIALLY CRITICAL SITU
- [SDR QMLA2019081659069](https://openairdocs.org/sdr/QMLA2019081659069), Aug 15, 2019: FRAME. CORRODED. DURING A HEAVY MAINTENANCE INSPECTION, DAMAGE WAS FOUND IN THE FORM OF CORROSION .005" DEEP PITTING TO THE OB FLANGE OF THE RH X FRAME. THIS AIRCRAFT REMAINS OO
- [SDR QMLA2016110216123](https://openairdocs.org/sdr/QMLA2016110216123), Nov 2, 2016: ENGINE. MAKING METAL. PERFROMED SEVERAL GROUND RUNS ON THE ENGINE WHILE DOING THE TRACK AND BALANCE FOR THE T/R BLADE, SHORT SHAFT AND M/R. AFTER THESE CHECKS WERE DONE WE HAD PROBAB
- [SDR QMLA2016030116016](https://openairdocs.org/sdr/QMLA2016030116016), Mar 1, 2016: PANEL. BURNED. PILOT WAS PERFORMING GND RUN FOR ENG COMPRESSOR WASH, PILOT NOTICED SOME SMOKE FROM PEDESTAL SWITCH AREA & A BURNING SMELL, BLUE LIGHTS ON FUEL PUMP, TAXI & LAN
- [SDR QMLA2015052115041](https://openairdocs.org/sdr/QMLA2015052115041), May 21, 2015: POWER SUPPLY. BURNED. DISCOVERED ODOR IN CABIN & LT AFT BAGGAGE COMPARTMENT DURING WALK AROUND AFTER SHUTDOWN.
- [SDR QMLA2012072012118](https://openairdocs.org/sdr/QMLA2012072012118), Jul 20, 2012: ENGINE. MAKING METAL. ENGINE WAS INSTALLED AT ACFT TT 2647+57 ENGINE TT 3996+36. THIS ENGINE WAS RECENTLY REPAIRED. FIRST CHIP EVENT AT ACFT TT 2660+27 ENG TT 3508+56 FOUND CAT.( A) 
- [SDR 420611112007](https://openairdocs.org/sdr/420611112007), Nov 11, 2007: FIRE WARNING. FALSE ACTIVATION. SECOND OCCURRENCE OF A FALSE ENGINE FIRE WARNING ON THIS AIRCRAFT IN THE LAST THREE DAYS. ONE FLIGHT OCCURRED BETWEEN THE TWO INCIDENTS. ARRIVED AT HOSPITAL TO 
- [SDR 420611092007](https://openairdocs.org/sdr/420611092007), Nov 9, 2007: WARNING LIGHT. FALSE ACTIVATION. PERFORMED AIRCRAFT STOPPING ENGINE ITEMS AS OUTLINED IN CHECK LIST. WHEN TWIST GRIP WAS PLACED IN THE IDLE POSITION, THE (ENG FIRE) WARNING LIGHT ON THE CWP CAM

## Related

- Other Eurocopter AS 350 B3 aircraft: https://openairdocs.org/model/eurocopter-as-350-b3/aircraft.md
- STCs for the Eurocopter AS 350 B3: https://openairdocs.org/model/eurocopter-as-350-b3/stcs.md
- The Turbomeca ARRIEL-2B1 engine: https://openairdocs.org/engine/turbomeca-arriel-2b1.md

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.