# N578QS: 2018 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: 680A0135 - Year built: 2018 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: May 4, 2018 - Certificate issued: March 17, 2026 - Expires: March 31, 2033 - Mode S code: A76D90 - Owner type: Co-owned, fractional ownership - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=578QS - Page: https://openairdocs.org/aircraft/N578QS 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 N578QS. ## FAA accident and incident reports None matched to N578QS. ## Service difficulty reports (16) 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 DXTA2026091509693](https://openairdocs.org/sdr/DXTA2026091509693), Sep 13, 2026: ELEC CONNECTOR. DAMAGED. OVERHEAD LIGHT SEVEN AND SEAT, FIVE EMERGENCY LIGHTING, NOT ELIMINATED, CALLED MAINTENANCE AND ALSO FOLLOWED THE PROCEDURE FOR RECHARGING FOUND LOCKING TABS OF - [SDR DXTA2026010506400](https://openairdocs.org/sdr/DXTA2026010506400), Jan 1, 2026: ANTI-ICE SYSTEM. FAULTY. CLIMBING OUT FLIGHT LEVEL 230 IN MCT STILL. IN ICING CONDITIONS ALL ANTI-ICE ON. AT APPROXIMATELY THREE MINUTES THE A/I ENGINE COLD L ILLUMINATED, AND DID NOT E - [SDR DXTA2024031211172](https://openairdocs.org/sdr/DXTA2024031211172), Mar 12, 2024: SWITCH. DEFECTIVE. CABIN DOOR OPEN ANNUNCIATOR DID NOT EXTINGUISH AFTER CLOSING. THE VENT DOOR WAS NOT HEARD CLOSING. DURING ABNORMAL PROCEDURE THE CHECK HANDLE/PUSH TO OVERRIDE L - [SDR DXTA2023032283010](https://openairdocs.org/sdr/DXTA2023032283010), Mar 21, 2023: UNKNOWN. UNKNOWN. CABIN EMERG LIGHT: EMERGENCY LIGHTING ABOVE SEAT 10 ACROSS FROM MAIN ENTRY DOOR DOES NOT ILLUMINATE DURING TEST. RAN APU DURING PREFLIGHT CHECKED LIGHT AGAIN AF - [SDR DXTA2023021080280](https://openairdocs.org/sdr/DXTA2023021080280), Feb 9, 2023: UNKNOWN. UNKNOWN. EMER LIGHTS REPORTED BEING ON. // SIGNOFF// T/5 UGHTS FOUND PEDISTAL G-SWITCH TO BE TRIPPED, RESET G-SWITCH PERFORMED TC-FLT-33-1001 TO VERIFY CONDMON OF BATTER - [SDR DXTA2022120575500](https://openairdocs.org/sdr/DXTA2022120575500), Dec 4, 2022: G SWITCH. TRIPPED. MAIN EXIT SIGN/LIGHT: THE EXIT SIGN OVER THE MAIN CABIN DOOR AND THE LIGHT UNDER SEAT 10 WILL NOT EXTINGUISH WITH ALL POWER REMOVED FROM THE SYSTEM. THIS IS A R - [SDR DXTA2022060363230](https://openairdocs.org/sdr/DXTA2022060363230), Jun 3, 2022: UNKNOWN. UNKNOWN. NLG: UPON GEAR RETRACTION ON TAKEOFF AMBER HASHES THROUGH NOSE GEAR INDICATION FOLLOWED BY AMBER GEAR DISAGREE CAS MESSAGE. FOLLOWED QRH AND SELECTED GEAR HANDL - [SDR DXTA2021111051580](https://openairdocs.org/sdr/DXTA2021111051580), Nov 8, 2021: NOT REPORTED. NOT REPORTED. EMERGENCY LIGHTING: EXTERIOR AND INTERIOR EMERGENCY LIGHTING DOES NOT WORK WHEN ON GROUND POWER OR BATTERY. IN OFF POSITION EMERGENCY LIGHTING NOT ARMED CAS MES - [SDR 2021F00208](https://openairdocs.org/sdr/2021F00208), Oct 16, 2021: COVER. CORRODED. THE ACCESSORY GEARBOX REAR COVER IS CORRODING ON THE FLANGES AND AROUND BOLT HOLES. ACCOMPLISHED STEPS (1) THRU (4) OF THE REPAIR OF CORROSION OR PITTING ON ABG - [SDR 2021F00207](https://openairdocs.org/sdr/2021F00207), Oct 16, 2021: COVER. CORRODED. THE ACCESSORY GEARBOX REAR COVER IS CORRODING ON THE FLANGES AND AROUND BOLT HOLES. ACCOMPLISHED STEPS (1) THRU (4) OF THE REPAIR OF CORROSION OR PITTING ON ABG - [SDR DXTA2021092049120](https://openairdocs.org/sdr/DXTA2021092049120), Sep 19, 2021: G SWITCH. TRIPPED. CABIN EMERG LIGHT: ON PREFLIGHT WHEN ARMING EMERGENCY LIGHTS SWITCH TO ARM THEY DO NOT COME ON . BY MOVING THE SWITCH TO ON EMER LIGHTS DO COME ON . FOUND G SWI - [SDR DXTA2021081947220](https://openairdocs.org/sdr/DXTA2021081947220), Aug 18, 2021: LIGHT. MALFUNCTIONED. MAIN EXIT SIGN/LIGHT: THE MAIN CABIN DOOR EXIT LIGHT AND THE LIGHT UNDER SEAT 10 REMAIN ILLUMINATED WITH BATTERIES DISCONNECTED AND EMERGENCY LIGHT SWITCH OFF. - [SDR DXTA2020121904499](https://openairdocs.org/sdr/DXTA2020121904499), Dec 19, 2020: FUSE. NOT SEATED. WITH THE EMERGENCY LIGHT SWITCH IN THE ARM POSITION, THESE LIGHTS DO NOT ILLUMINATE: EXIT SIGN AT REAR OF CABIN, READING LIGHT OVER LAV, TOE KICK LIGHT UNDER LA - [SDR DXTA2020121804493](https://openairdocs.org/sdr/DXTA2020121804493), Dec 18, 2020: BATTERY. DISCHARGED. EMERGENCY EXIT LIGHTS INOPERABLE WITH COLD AIRCRAFT. NO LIGHTS FUNCTION WITH EMERGENCY LIGHT SWITCH IN ARM. REMOVED ALL FOUR EMERGENCY LIGHT BATTERIES, INSTALLE - [SDR 2020FA0000274](https://openairdocs.org/sdr/2020FA0000274), May 29, 2020: RIB. CRACKED. LEFT HORIZONTAL STAB O/B RIB COMMON TO PANEL 351AC LOWER FLANGE IS CRACKED. REFERENCE ENGINEERING MEMO DQ25863M1. HORIZONTAL STABILIZER TRAILING EDGE REPAIR DAT - [SDR 2020F00288](https://openairdocs.org/sdr/2020F00288), May 28, 2020: RIB. CRACKED. HORIZONTAL TRAILING EDGE RIB REPAIR (LEFT SIDE). ENGINEERING REPAIR LETTER DQ25863M1 DATED 5/27/2020. ## Service difficulty reports on N578QS not matched to an aircraft (1) They name N578QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2023120410224](https://openairdocs.org/sdr/DXTA2023120410224), Dec 3, 2023: WHEEL. DAMAGED. ACFT STARTED TO PULL RT. IT APPEARED TOTJE CREW THAT THE RT BRAKE WAS DRAGGING. . PULLED TO THE RT GOT STRONGER SO WE TOOK THE CLOSEST TAXI WAY AND THE LAST 30 ## 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 N578QS The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N578QS before. - [Cancelled 2008-01-24](https://openairdocs.org/deregistered/N578QS-2008-01-24): Cessna 560XL, S/N 560-5754, built 2007. Exported to Portugal. Owner: [Cessna Aircraft Company](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20COMPANY), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita) ## 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.