# N511AC: Airbus Helicopters EC225 LP

- Status: Valid registration
- Airframe: [Airbus Helicopters EC225 LP](https://openairdocs.org/model/airbus-helicopters-ec225-lp) (registry code 8682992, 26 seats)
- Data sheets: [TCDS H4EU](https://openairdocs.org/tcds/H4EU) (Airbus Helicopters) (OpenAirDocs)
- Serial number: 2681
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Certificate issued: December 8, 2022
- Expires: December 31, 2029
- Mode S code: A66529
- Registered owner: [Air Center Helicopters Inc](https://openairdocs.org/faa-owner/AIR%20CENTER%20HELICOPTERS%20INC)
- Location: [Burleson, TX](https://openairdocs.org/faa-place/TX/Burleson)
- Owner type: Corporation
- Owner's area on the map: 32.5325° N, 97.3064° W: Placed by OpenAirDocs at the center of ZIP code 76028, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=511AC
- Page: https://openairdocs.org/aircraft/N511AC

From the FAA registry file of October 21, 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): 63 in force

### Matched by airframe (Airbus Helicopters EC225 LP)

- [AD 2026-17-05](https://openairdocs.org/ad/2026-17-05): Cabin Equipment/Furnishings · Airbus Helicopters H160-B, EC225LP, AS 365 N3 and 18 more. Effective Oct 2, 2026
- [AD 2026-05-02](https://openairdocs.org/ad/2026-05-02): Horizontal stabilizer structure · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Mar 18, 2026
- [AD 2025-24-05](https://openairdocs.org/ad/2025-24-05): Aircraft fuel filter/strainer · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jan 12, 2026
- [AD 2025-23-07](https://openairdocs.org/ad/2025-23-07): Main Rotor Transmission Mount · Airbus Helicopters AS332L2 and EC225LP. Effective Jan 12, 2026
- [AD 2025-24-03](https://openairdocs.org/ad/2025-24-03): Main rotor drive system · Airbus Helicopters EC225LP. Effective Dec 26, 2025
- [AD 2025-18-09](https://openairdocs.org/ad/2025-18-09): Main Rotor Transmission Mount · Airbus Helicopters AS332L2 and EC225LP. Effective Oct 21, 2025
- [AD 2025-17-03](https://openairdocs.org/ad/2025-17-03): Emergency Equipment · Airbus Helicopters AS332L, AS332L1, AS332L2 and 1 more. Effective Sep 8, 2025
- [AD 2025-12-05](https://openairdocs.org/ad/2025-12-05): Time Limits/Maintenance Checks · Airbus Helicopters EC225LP. Effective Jul 25, 2025
- [AD 2025-10-02](https://openairdocs.org/ad/2025-10-02): Electrical Connectors; and Electrical Power System Wiring · Airbus Helicopters EC225LP. Effective Jul 8, 2025
- [AD 2025-05-08](https://openairdocs.org/ad/2025-05-08): Cabin equipment/furnishings · Airbus Helicopters AS332L1 and EC225LP. Effective Apr 21, 2025
- [AD 2025-03-02](https://openairdocs.org/ad/2025-03-02): Flight compartment equipment · Airbus Helicopters AS332C, AS332C1, AS332L and 15 more. Effective Mar 7, 2025
- [AD 2025-03-01](https://openairdocs.org/ad/2025-03-01): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Mar 5, 2025
- [AD 2024-24-51](https://openairdocs.org/ad/2024-24-51): Main Rotor Head · Airbus Helicopters EC225LP. Effective Dec 20, 2024
- [AD 2024-17-08](https://openairdocs.org/ad/2024-17-08): Main Rotor System · Airbus Helicopters EC225LP. Effective Nov 7, 2024
- [AD 2024-02-01](https://openairdocs.org/ad/2024-02-01): Passenger crew doors · Airbus Helicopters EC225LP. Effective Mar 1, 2024
- [AD 2023-13-08](https://openairdocs.org/ad/2023-13-08): Aircraft Fuel Distribution System · Airbus Helicopters EC225LP. Effective Aug 28, 2023
- [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 2023-08-06](https://openairdocs.org/ad/2023-08-06): Emergency Exits · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jun 22, 2023
- [AD 2022-24-12](https://openairdocs.org/ad/2022-24-12): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Jan 6, 2023
- [AD 2022-14-51](https://openairdocs.org/ad/2022-14-51): Main Rotor System · Airbus Helicopters EC225LP. Effective Aug 3, 2022
- [AD 2022-07-09](https://openairdocs.org/ad/2022-07-09): Engine Controls · Airbus Helicopters AS332L2 and EC225LP. Effective May 11, 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 2022-03-17](https://openairdocs.org/ad/2022-03-17): Tail Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Mar 22, 2022
- [AD 2022-01-03](https://openairdocs.org/ad/2022-01-03): Fire Bottle, Portable · Airbus Helicopters AS332C, AS332C1, AS332L and 35 more. Effective Mar 7, 2022
- [AD 2021-26-14](https://openairdocs.org/ad/2021-26-14): Fuselage Structure · Airbus Helicopters AS332L2 and EC225LP. Effective Feb 9, 2022
- [AD 2021-22-15](https://openairdocs.org/ad/2021-22-15): Cabin Equipment/Furnishings · Airbus Helicopters AS332L2 and EC225LP. Effective Jan 3, 2022
- [AD 2021-22-07](https://openairdocs.org/ad/2021-22-07): Fire Bottle, Portable · Airbus A319-111, A319-112, A319-113 and 127 more. Effective Nov 18, 2021
- [AD 2021-16-05](https://openairdocs.org/ad/2021-16-05): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective Oct 13, 2021
- [AD 2021-19-16](https://openairdocs.org/ad/2021-19-16): Passenger/Crew Doors · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Oct 12, 2021
- [AD 2021-13-17](https://openairdocs.org/ad/2021-13-17): Main Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Aug 17, 2021
- [AD 2021-11-05](https://openairdocs.org/ad/2021-11-05): Main Rotor Drive System Wiring · Airbus Helicopters EC225LP. Effective Jul 12, 2021
- [AD 2021-10-03](https://openairdocs.org/ad/2021-10-03): Life Raft · Airbus Helicopters EC225LP. Effective Jun 22, 2021
- [AD 2021-05-06](https://openairdocs.org/ad/2021-05-06): Window/Windshield System · Airbus Helicopters AS332C, AS332C1, AS332L and 6 more. Effective Apr 19, 2021
- [AD 2021-02-01](https://openairdocs.org/ad/2021-02-01): Placards and markings · Airbus Helicopters AS-365N2, AS-365N3, AS332C and 7 more. Effective Apr 6, 2021
- [AD 2020-23-03](https://openairdocs.org/ad/2020-23-03): Emergency Flotation Section · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jan 4, 2021
- [AD 2020-20-08](https://openairdocs.org/ad/2020-20-08): Main Rotor Gearbox · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Dec 11, 2020
- [AD 2020-15-15](https://openairdocs.org/ad/2020-15-15): Rotorcraft Flight Controls · Airbus Helicopters EC225LP. Effective Sep 3, 2020
- [AD 2020-11-02](https://openairdocs.org/ad/2020-11-02): Doors · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Jun 25, 2020
- [AD 2018-05-01](https://openairdocs.org/ad/2018-05-01): Emergency Exits · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Apr 5, 2018
- [AD 2017-19-21](https://openairdocs.org/ad/2017-19-21): Main Rotor Gearbox · Airbus Helicopters EC225LP. Effective Oct 30, 2017
- [AD 2017-10-12](https://openairdocs.org/ad/2017-10-12): Aerodynamic Fairings · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Aug 15, 2017
- [AD 2016-07-29](https://openairdocs.org/ad/2016-07-29): Main Hydraulic System · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective May 16, 2016
- [AD 2015-09-01](https://openairdocs.org/ad/2015-09-01): Main Rotor Blades · Airbus Helicopters EC225LP. Effective Jun 9, 2015
- [AD 2015-02-27](https://openairdocs.org/ad/2015-02-27): Main rotor gearbox · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective Feb 17, 2015
- [AD 2014-11-08](https://openairdocs.org/ad/2014-11-08): Engine Controls · Airbus Helicopters EC225LP. Effective Jul 8, 2014
- [AD 2014-10-03](https://openairdocs.org/ad/2014-10-03): Ice/Rain Protection System Wiring · Airbus Helicopters AS332L1 and EC225LP. Effective Jun 11, 2014
- [AD 2014-05-11](https://openairdocs.org/ad/2014-05-11): Rotorcraft Flight Control · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Apr 15, 2014
- [AD 2014-04-12](https://openairdocs.org/ad/2014-04-12): Auto Flight System · Airbus Helicopters EC225LP. Effective Apr 7, 2014
- [AD 2014-02-09](https://openairdocs.org/ad/2014-02-09): Emergency Flotation Section · Airbus Helicopters AS332L1 and EC225LP. Effective Feb 24, 2014
- [AD 2013-26-11](https://openairdocs.org/ad/2013-26-11): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Feb 18, 2014

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

- [AD 2024-10-13](https://openairdocs.org/ad/2024-10-13) (historical): Aircraft fuel filter/strainer · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective Aug 13, 2024
- [AD 2021-05-03](https://openairdocs.org/ad/2021-05-03) (historical): Aircraft Fuel Distribution System · Airbus Helicopters EC225LP. Effective Jan 27, 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 2021-16-02](https://openairdocs.org/ad/2021-16-02) (historical): Passenger/Crew Doors · Airbus Helicopters AS332C, AS332L, AS332L1 and 3 more. Effective Sep 24, 2021
- [AD 2021-04-18](https://openairdocs.org/ad/2021-04-18) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Mar 25, 2021
- [AD 2020-23-05](https://openairdocs.org/ad/2020-23-05) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Dec 24, 2020
- [AD 2020-23-02](https://openairdocs.org/ad/2020-23-02) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective Dec 4, 2020
- [AD 2020-06-12](https://openairdocs.org/ad/2020-06-12) (historical): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective May 11, 2020
- [AD 2019-19-13](https://openairdocs.org/ad/2019-19-13) (historical): Main Rotor Gearbox · Airbus Helicopters EC225LP. Effective Nov 5, 2019
- [AD 2019-03-12](https://openairdocs.org/ad/2019-03-12) (historical): Life raft · Airbus Helicopters EC225LP. Effective Apr 11, 2019
- [AD 2018-11-01](https://openairdocs.org/ad/2018-11-01) (historical): Fuselage Main, Structure · Airbus Helicopters AS332L2 and EC225LP. Effective Jun 27, 2018
- [AD 2018-08-01](https://openairdocs.org/ad/2018-08-01) (historical): Main Rotor Mast/Swashplate · Airbus Helicopters EC225LP. Effective May 8, 2018
- [AD 2017-17-01](https://openairdocs.org/ad/2017-17-01) (historical): Main Rotor System · Airbus Helicopters AS332L2 and EC225LP. Effective Sep 25, 2017
- [AD 2017-09-05](https://openairdocs.org/ad/2017-09-05) (historical): Emergency Flotation Section · Airbus Helicopters AS332C, AS332C1, AS332L and 3 more. Effective May 26, 2017
- [AD 2016-12-51](https://openairdocs.org/ad/2016-12-51) (historical): Main Rotor Gearbox · Airbus Helicopters AS332L2 and EC225LP. Effective Jul 20, 2016
- [AD 2015-26-01](https://openairdocs.org/ad/2015-26-01) (historical): Placards and Markings · Airbus Helicopters AS-365N2, AS-365N3, AS332C1 and 5 more. Effective Jan 26, 2016
- [AD 2013-19-19](https://openairdocs.org/ad/2013-19-19) (historical): JASC Code: 6320 Main rotor gearbox · Airbus Helicopters AS332C, AS332L, AS332L1 and 2 more. Effective Oct 16, 2013
- [AD 2012-01-03](https://openairdocs.org/ad/2012-01-03) (historical): Rotor Drive System · Eurocopter France AS332L2 and EC225LP. Effective Feb 22, 2012

All 81: https://openairdocs.org/aircraft/N511AC/ads.md

## Information bulletins (advisory) (1 in force)

- [SAIB SW-08-30R2](https://openairdocs.org/saib/SW-08-30R2): Inadvertent Deployment of Crash Position Indicator (CPI) Beacon. Issued Jul 1, 2008
- [SAIB SW-08-30R1](https://openairdocs.org/saib/SW-08-30R1) (historical): Inadvertent Deployment of Crash Position Indicator (CPI) Beacon. Issued Jun 30, 2008

## 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 CEN18FA132](https://openairdocs.org/ntsb/CEN18FA132), Apr 2, 2018: Cessna 525C (N511AC), Marion, IN, substantial damage, 2 fatal. Probable cause: The failure of both pilots to see and avoid the other airplane as they converged on intersecting runways. Contributing to the accident was the jet pilot's not monitoring the airport's traffic…

## 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 20180402003252A](https://openairdocs.org/incident/20180402003252A), Apr 2, 2018: Cessna 525C (N511AC), Marion, IN, Destroyed. On April 2, 2018 at about 1709 eastern daylight time (EDT), a Cessna 150, N5614E was destroyed when it impacted the empennage of a Cessna 525, N511AC. The…

## Service difficulty reports (1)

As reported by operators and repair stations. Reports filed since March 25, 1991, when the mark's previous registration was cancelled.

- [SDR 98ZZZX90](https://openairdocs.org/sdr/98ZZZX90), Nov 11, 1997: SWITCH. FAILED. AOA PROBE WOULD NOT HEAT. TRACED PROBLEM TO DEFECTIVE SWITCH.

## Earlier aircraft with N511AC

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N511AC before.

- [Cancelled 1991-03-25](https://openairdocs.org/deregistered/N511AC-1991-03-25): Douglas DC-6B, S/N 45515. Triennial form not returned. Owner: [Atkins Aviation Inc](https://openairdocs.org/faa-owner/ATKINS%20AVIATION%20INC), [Mcallen, TX](https://openairdocs.org/faa-place/TX/Mcallen)

## Related

- Other Airbus Helicopters EC225 LP aircraft: https://openairdocs.org/model/airbus-helicopters-ec225-lp/aircraft.md
- STCs for the Airbus Helicopters EC225 LP: https://openairdocs.org/model/airbus-helicopters-ec225-lp/stcs.md

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