# N522QS: 2016 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: 680A0060 - Year built: 2016 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: December 12, 2016 - Certificate issued: March 19, 2026 - Expires: March 31, 2033 - Mode S code: A691CB - Owner type: Co-owned - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=522QS - Page: https://openairdocs.org/aircraft/N522QS 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 N522QS. ## FAA accident and incident reports None matched to N522QS. ## 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 DXTA2025060403755](https://openairdocs.org/sdr/DXTA2025060403755), Jun 3, 2025: SIGN. INOPERATIVE. MAIN EXIT SIGN/LIGHT: MAIN CABIN EXIT LIGHT ON THE BOTTOM LEFT REAR SIDE IS INOP. CORRECTIVE ACTION: REMOVED THE MAIN CABIN DOOR EXIT LIGHT AND FOUND IT NOT CON - [SDR DXTA2024122701676](https://openairdocs.org/sdr/DXTA2024122701676), Dec 23, 2024: UPLOCK SWITCH. FAULTED. RIGHT MAIN LANDING DISAGREE INDICATION DISPLAYED UPON SELECTING GEAR DOWN FOR LANDING. QRH PROCEDURE COMPLETED AND GEAR DISAGREE MESSAGE REMAINED. LANDED WITHOU - [SDR DXTA2024103100974](https://openairdocs.org/sdr/DXTA2024103100974), Oct 27, 2024: ACTUATOR. DEFECTIVE. DUTING LANDING EXTENSION ONLY THE MAINS CAME DOWN. GOT TWO GREEN FOR THE MAINS AND A YELLOW CROSS HATCHED FOR THE NOSE + "GEAR DISAGREE N". ABOUT 30SECONDS LATE - [SDR DXTA2024070212235](https://openairdocs.org/sdr/DXTA2024070212235), Jul 1, 2024: BATTERY PACK. FAULTED. DURING THE EMERGENCY LIGHT TEST, THE EXIT SIGN OVER THE MAIN CABIN DOOR DOES NOT COME ON. ALL OTHER EMER LIGHTS WORK FINE. ARRIVED AT ALE AND REMOVED FAULTY NR - [SDR DXTA2024070112211](https://openairdocs.org/sdr/DXTA2024070112211), Jun 28, 2024: BATTERY. FAILED. MAIN EXIT SIGN/LIGHT: MAIN EXIT LIGHT SIGN WONT ILLUMINATE . REMOVED THE #1 EMERGENCY POWER SUPPLY BATTERY PN: CBS28-1, SN: 5261M DUE TO INTERNAL FAILURE. INSTA - [SDR DXTA2024061312030](https://openairdocs.org/sdr/DXTA2024061312030), Jun 12, 2024: BRAKE. DEFECTIVE. RT MLG OUTSIDE WHEEL WAS SMOKING ON TAXI IN.HYD FLUID PUDDLED UNDER WHEEL. ARRIVED ON SITE TO EVALUATE HYD LEAK. INSPECTED & FOUND AFT UPPER BRAKE PUCK ON #4 BR - [SDR DXTA2023121110295](https://openairdocs.org/sdr/DXTA2023121110295), Dec 8, 2023: RELAY. FAULTY. AT 1600 FEET, 200 KNOTS, AFTER SELECTING FLAPS 1, HAD A YELLOW FLAPS FAIL CAS. EXECUTED THE QRH AND THE FLAPS RESET DID NOT CLEAR THE FAULT. FLAP HANDLE WAS IN - [SDR DXTA2023112710148](https://openairdocs.org/sdr/DXTA2023112710148), Nov 25, 2023: UNKNOWN. UNKNOWN. FLOOR EMERG EXIT LIGHT: UNDER SEAT 10 EMER LIGHT WILL NOT GO ON WITH EITHER SWITCH SELECTED TO ARM OR ON. PATH LIGHT UNDER SEAT 10 DOES WORK WHEN SELECTED. COMP - [SDR DXTA2022053162860](https://openairdocs.org/sdr/DXTA2022053162860), May 31, 2022: WARNING LIGHT. ILLUMINATED. ENG CNTRL FAULT L AMBER CAS: WHILE CONFIGURING FOR LANDING, ENG CNTRL FAULT L AMBER CAS MESSAGE APPEARS, FOLLOWED BY AMBER X'S THROUGH THE AILERON AND RUDDER TR - [SDR DXTA2022012555710](https://openairdocs.org/sdr/DXTA2022012555710), Jan 25, 2022: APU. DEFECTIVE. APU (EXCEPT GENERATOR): APU FILLED CABIN WITH SMOKE AFTER RUNNING APPROXIMATELY 3 MINUTES. // SIGNOFF// REMOVED APU PN:3800785-1 SN:P-729 DUE TO FAULTY AND INST - [SDR DXTA2022012455560](https://openairdocs.org/sdr/DXTA2022012455560), Jan 20, 2022: OIL SYSTEM. OVERSERVICED. APU SMOKE: ON FIRST START OF THE DAY WHEN APU BLEED WAS TURNED ON SMOKE CAME OUT OF THE AIR-CONDITIONING VENTS. CHECKED OIL QUANTITY AND FOUND IT AT MAX PERFORM - [SDR DXTA2022011155060](https://openairdocs.org/sdr/DXTA2022011155060), Jan 11, 2022: FILTER. DIRTY. APU SMOKE: SHORTLY AFTER TURNING ON THE APU BLEED AIR, THE COCKPIT BEGAN TO FILL UP WITH SMOKE. AFTER TURNING OFF THE APU BLEED AIR THE SMOKE BEGAN TO DISSIPATE - [SDR DXTA2021063044400](https://openairdocs.org/sdr/DXTA2021063044400), Jun 29, 2021: LIGHT. BROKEN. FLOOR EMERG EXIT LIGHT: UNDER SEAT #5, FORWARD FACING SEAT ON LEFT SIDE, FLOOR EMERGENCY LIGHT IS INOP. // SIGNOFF // GAINED ACCESS TO SEAT 5 EMEERGENCY LIGHT A - [SDR DXTA2021021104713](https://openairdocs.org/sdr/DXTA2021021104713), Feb 11, 2021: BATTERY PACK. INOPERATIVE. CABIN EMERG LIGHT: WITH THE MAIN BATTERIES L&R BATT OFF AND THE EMER LTS SWITCH ON ARM NO CABIN EMERGENCY LIGHT ILLUMINATE.///SIGN-OFF///RESET FWD EMERGENCY LIG - [SDR 2020F00315](https://openairdocs.org/sdr/2020F00315), Jun 18, 2020: DOUBLER. CRACKED. CRACK DAMAGE, NOSE LANDING GEAR WHEEL WELL (NWW), FRAME, WEB, AND DOUBLERS, FS 75. ACCOMPLISHED FIELD REPAIR SR-680A-ATA53-25890 REV- DATED JUNE 1, 2020 AND 810 - [SDR DXTA2020052623704](https://openairdocs.org/sdr/DXTA2020052623704), May 22, 2020: SQUAT SWITCH. FAILED. ALL LANDING GEAR RETRACTION DID NOT RETRACT - ON TAKEOFF GEAR WOULD NOT RETRACT. EICASS MESSAGE WOW MISCOMPARE WAS PRESENT. COMPLETED CHECKLIST. WOW EICASS MESS - [SDR 2020F00094](https://openairdocs.org/sdr/2020F00094), Mar 5, 2020: SKIN. DENTED. RIGHT WING INBOARD FLAP LOWER SKIN DAMAGE (DENT). - [SDR 2PL6D005GNQ3](https://openairdocs.org/sdr/2PL6D005GNQ3), Oct 29, 2017: UNKNOWN. UNKNOWN. DURING LEVEL FLIGHT AT 10,000 FEET, AND SPEED OF APPROXIMATELY 180 KIAS, THE "CONTROL LOCK ON" CAS MESSAGE ILLUMINATED ON THE PFD'S. THE CONTROL LOCK LEVER WAS - [SDR DXTA2017032006388](https://openairdocs.org/sdr/DXTA2017032006388), Mar 20, 2017: UPLOCK SWITCH. INOPERATIVE. ON APPROACH, RIGHT MAIN GEAR DID NOT INDICATE DOWN. RAN CHECK LIST. STILL DID NOT INDICATE DOWN. REMOVED AND REPLACED THE UPLOCK SWITCH IAW MM 32-32-25. OPS CHE ## 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 ## 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.