# N554QS: 2022 Textron 680A - Status: Valid registration - Airframe: [Textron 680A](https://openairdocs.org/model/textron-680a) (registry code 2076814, 10 seats) - Engine: [Pratt & Whitney Canada PW306D1](https://openairdocs.org/engine/pratt-whitney-canada-pw306d1) (registry code 51850) - Data sheets: [TCDS T00012WI](https://openairdocs.org/tcds/T00012WI) (Textron Aviation Inc.), [TCDS E35NE](https://openairdocs.org/tcds/E35NE) (Pratt & Whitney Canada Corp.) (OpenAirDocs) - Serial number: 680A0297 - Year built: 2022 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: January 28, 2022 - Certificate issued: May 30, 2025 - Expires: May 31, 2032 - Mode S code: A70FB6 - Owner type: Co-owned - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=554QS - Page: https://openairdocs.org/aircraft/N554QS From the FAA registry file of October 24, 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): 3 in force ### Matched by airframe (Textron 680A) - [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026 - [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023 - [AD 2018-07-13](https://openairdocs.org/ad/2018-07-13): Landing Gear · Textron 510, 680 and 680A. Effective May 15, 2018 ### Matched by engine (Pratt & Whitney Canada PW306D1) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N554QS. ## FAA accident and incident reports None matched to N554QS. ## Service difficulty reports (19) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR DXTA2026082109348](https://openairdocs.org/sdr/DXTA2026082109348), Aug 19, 2026: RELAY. FAULTY. IN FLIGHT WITH EMERGENCY LIGHTS ARMED WHEN PAX SAFETY IS SELECTED OFF ALL EMERGENCY LIGHTS REMAIN ON. WHEN SELECTING EMER LIGHTS TO OFF ALL LIGHTS EXTINGUISH. C - [SDR DXTA2026072308942](https://openairdocs.org/sdr/DXTA2026072308942), Jul 21, 2026: ELEC CONNECTOR. DISCONNECTED. THE EMERGENCY LIGHT IN LAV, ON FLOOR, RT SIDE (TOW KICK LIGHT) DID NOT PASS PREFLIGHT TEST. CHARGED EMERGENCY LIGHTS IAW QRH FOR 30 MINS. LIGHT WAS STILL INOPER - [SDR DXTA2026061208420](https://openairdocs.org/sdr/DXTA2026061208420), Jun 12, 2026: LIGHT SYS. FAULTED. CABIN PREP TEAM REPORTS THE EMER LIGHTS ON N554QS ARE STUCK ON AND WILL NOT SHUT OFF. ACCESSED INERTIAL SWITCH IN COCKPIT CENTER PEDESTAL, PERFORMED RESET / PRO - [SDR DXTA2026032507370](https://openairdocs.org/sdr/DXTA2026032507370), Mar 23, 2026: WIRE. DISCONNECTED. EVACUATION PATH LIGHT UNDER SEAT 3 NOT COMING ON. RECONNECTED EMERGENCY PATH LIGHT. OPS CHECK GOOD. IAW AMM 33-50-06 - [SDR DXTA2025122906309](https://openairdocs.org/sdr/DXTA2025122906309), Dec 26, 2025: WARNING MESSAGE. ILLUMINATED. PRIOR TO DEPARTURE ON TAXIWAY HEARD AN AUDIBLE CLICK AND ALSO A CABIN DOOR OPEN CAS. FOLLOWED QRH WITH NO SUCCESS AND THEN POWERED COMPLETELY DOWN UNPLUGGING BA - [SDR DXTA2025052703652](https://openairdocs.org/sdr/DXTA2025052703652), May 26, 2025: UPLOCK SWITCH. MALFUNCTIONED. RIGHT MLG LANDING GEAR EXTENSION: AMBER GEAR DISAGREE R ON EXTENSION INTO LAS. RAN QRH WITH NO SUCCESS. CORRECTIVE ACTION: AFTER INSPECTING RH MLG ASSY, FOUND R - [SDR DXTA2025011501951](https://openairdocs.org/sdr/DXTA2025011501951), Jan 13, 2025: BATTERY. DEFECTIVE. EMERGENCY LIGHTING: WITH NO AC POWER APPLIED TO THE AIRCRAFT, WHEN EMER LIGHT SWITCH PLACED TO ARM NO EMER LIGHT COME ON. WHEN EMER LIGHT SWITCH MOVED TO ON WIT - [SDR DXTA2024031411188](https://openairdocs.org/sdr/DXTA2024031411188), Mar 13, 2024: RUB STRIP. OUT OF LIMITS. MAIN DOOR DOES NOT FREEFALL OPEN WITHOUT A PUSH WHEN RELEASED WITH HANDLE (INTERMITTENT). OPERATED DOOR MULTIPLE TIMES & NOTED DOOR HANG AT TOP WHEN OPENED. INS - [SDR DXTA2023022180890](https://openairdocs.org/sdr/DXTA2023022180890), Feb 20, 2023: NONE. NONE. MAIN DOOR: MAIN CABIN DOOR IS BINDING IN CLOSED POSITION. HAVE TO HANG ON DOOR TO OPEN FROM OUTSIDE OR USE FEET TO PUSH DOOR OPEN FROM INSIDE. CONFIRMED DOOR IS - [SDR DXTA2023020680000](https://openairdocs.org/sdr/DXTA2023020680000), Feb 5, 2023: NOT REPORTED. NOT REPORTED. MAIN DOOR HANDLE: UNABLE TO LATCH MAIN CABIN DOOR CLOSED FROM EITHER INSIDE THE AIRCRAFT OF FROM THE OUTSIDE. //SIGNOFF// FOUND 2ND FROM UPPER AFT DOOR PIN OUT - [SDR DXTA2023010477870](https://openairdocs.org/sdr/DXTA2023010477870), Jan 3, 2023: LIGHT. INOPERATIVE. EVACUATION PATH LIGHT AT SEAT 5 INOP, OVERHEAD EVACUATION LIGHT AT SEAT 7 INOP AND OVERWING EVACUATION LIGHT INOP. ALL THESE INOP WHEN TESTING SYSTEM. - [SDR DXTA2022072866900](https://openairdocs.org/sdr/DXTA2022072866900), Jul 28, 2022: LOCK PIN. OUT OF ADJUST. MAINTENANCE REPORTS THAT THE MAIN CABIN DOOR HANDLE IS STUCK IN THE OPEN POSITION. // SIGNOFF// ATTEMTED TO CLOSE MED DOOR DUPLICATED FAULT FOUND THAT THE MIDDL - [SDR DXTA2022062364480](https://openairdocs.org/sdr/DXTA2022062364480), Jun 23, 2022: MOTOR. FAULTY. 1) MAIN DOOR: MAIN CABIN DOOR WILL CLOSE EXTERNALLY, USING ELECTRIC MOTOR. IT GOES ABOUT HALF WAY UP, STOPS AND FALLS DOWN. - T2PL6D009DDCJ 2) MAIN DOOR HANDLE: - [SDR DXTA2022061563960](https://openairdocs.org/sdr/DXTA2022061563960), Jun 15, 2022: SWITCH. INTERMITTENT. MAIN DOOR HANDLE: WHEN CLOSING DOOR. MAIN HANDLE IS JAMMED AND WILL NOT LOWER. // SIGNOFF// PERFORMED GENERAL GVI OF THE MED AND FOUND NO DEFECTS. PERFORMED MED - [SDR DXTA2022061563910](https://openairdocs.org/sdr/DXTA2022061563910), Jun 14, 2022: CONNECTOR. LOOSE. CABIN DOOR OPEN AMBER CAS: CABIN DOOR OPEN CAS MESSAGE WILL NOT EXTINGUISH WHEN CLOSING MED., DOOR OPEN LIGHT IN DOOR STAYS ILLUMINATED. TRIED RESET PROCEDURE A - [SDR DXTA2022052462560](https://openairdocs.org/sdr/DXTA2022052462560), May 24, 2022: HANDLE. BINDING. MAIN DOOR: MAIN CABIN DOOR INSIDE LOCKING HANDLE IS DIFFICULT TO PUSH DOWN IN THREE SPOTS TO SECURE/LOCK DOOR WITH DOOR UP AND CLOSED. OUTSIDE RELEASE OR UNLOCK - [SDR DXTA2022050561260](https://openairdocs.org/sdr/DXTA2022050561260), May 4, 2022: PUSH-PULL ROD. MISALIGNED. MAIN DOOR HARDWARE: THE MAIN CABIN DOOR WILL CLOSE ELECTRICALLY BUT WILL NOT LOCK. INSPECTION OF THE DOOR REVEALS THAT THE MIDDLE LOCKING PIN ON THE AFT SIDE OF - [SDR DXTA2022042560940](https://openairdocs.org/sdr/DXTA2022042560940), Apr 25, 2022: HANDLE. BINDING. MAIN DOOR HANDLE: MAIN ENTRY DOOR HANDLE REQUIRES LARGE AMOUNT PRESSURE TO PUSH HANDLE DOWN CLOSE POSITION AND ALSO TO OPEN FROM INSIDE, ALSO NOTE FROM OUTSIDE - [SDR DXTA2022040759890](https://openairdocs.org/sdr/DXTA2022040759890), Apr 7, 2022: NONE. NONE. MAIN DOOR HANDLE: MAIN ENTRY DOOR WILL NOT ENGAGE DOOR PINS WITHOUT USING A LARGE AMOUNT OF PRESSURE TO PUSH THE LEVER DOWN FROM BOTH INSIDE AND OUTSIDE THE AIR ## STCs that may be installed (OpenAirDocs) (16) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Textron 680A) - [STC ST04765NY](https://openairdocs.org/stc/ST04765NY): Unprepared (Grass/Sod) Runway Operations. Textron Aviation Inc - [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems - [STC ST12344IB](https://openairdocs.org/stc/ST12344IB): Replacement of the Halon Type 1211 portable fire extinguisher with Halotron BrX portable fire extinguisher with Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH - [STC ST122244IB](https://openairdocs.org/stc/ST122244IB): Installation of Gogo Galileo system, including HDX Antenna. Alamo Engineering GmbH - [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc - [STC ST11983SE](https://openairdocs.org/stc/ST11983SE): Installation of Starlink Aviation System. AeroMech Incorporated - [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc - [STC ST01117DE](https://openairdocs.org/stc/ST01117DE): Installation of the Gogo ATG C1. Peregrine - [STC ST02037WI](https://openairdocs.org/stc/ST02037WI): Installation of Gogo Business Aviation AVANCE L5 System with MB 13 Antennas. Duncan Aviation Inc - [STC ST04736NY](https://openairdocs.org/stc/ST04736NY): True Blue TS28 Emergency Battery Power Supply Replacement. Aerospace Design and Compliance LLC - [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC - [STC ST04575AT](https://openairdocs.org/stc/ST04575AT): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering. Chippewa Aerospace Inc - [STC ST04367CH](https://openairdocs.org/stc/ST04367CH): Installation of a Medical Interior in accordance with LifePort Master Data List EGR-887-000-001, Revision (B), dated April 18, 2019 or later FAA approved revision and LifePort Master Drawing List MDL-887-00, Revision (D), dated April 11, 2019 or later FAA approved revision.". LifePort LLC - [STC ST01027DE](https://openairdocs.org/stc/ST01027DE): Installation of MarathonNorco Aerospace Inc Nickel Cadmium battery in place of existing Nickel Cadmium main aircraft battery/batteries. MarathonNorco Aerospace Inc - [STC ST11071SC](https://openairdocs.org/stc/ST11071SC): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs). Liberty Partners Inc - [STC ST11168SC](https://openairdocs.org/stc/ST11168SC): Installation of a Pratt & Whitney Flight Data Acquisition, Storage, and Transmission System (FAST). Pratt & Whitney Engine Services Inc ## Earlier aircraft with N554QS The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N554QS before. - [Cancelled 2019-08-07](https://openairdocs.org/deregistered/N554QS-2019-08-07): Cessna 560XL, S/N 560-5520, built 2004. Exported to Portugal. Owner: [Netjets Sales Inc](https://openairdocs.org/faa-owner/NETJETS%20SALES%20INC), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City) ## Related - Other Textron 680A aircraft: https://openairdocs.org/model/textron-680a/aircraft.md - The Pratt & Whitney Canada PW306D1 engine: https://openairdocs.org/engine/pratt-whitney-canada-pw306d1.md --- 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.