# N671QS: 2019 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: 680A0206 - Year built: 2019 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: July 23, 2019 - Certificate issued: December 31, 2025 - Expires: December 31, 2032 - Mode S code: A8E0DE - Owner type: Co-owned - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=671QS - Page: https://openairdocs.org/aircraft/N671QS 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 N671QS. ## 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, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Incident 20210117000089I](https://openairdocs.org/incident/20210117000089I), Jan 17, 2021: Textron Aviation Inc 680A (N671QS), Bridgeport, CT, Minor damage. January 17, 2021. An aircraft accident/incident report was generated for civil aircraft N671QS, a Textron Aviation Inc., citation sovereign latitude, model:… ## Service difficulty reports (14) 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 DXTA2025032602801](https://openairdocs.org/sdr/DXTA2025032602801), Mar 23, 2025: COWLING. GROUND DAMAGE. A LAV SERVICE VEHICLE IMPACTED THE RIGHT ENGINE WHILE MANEUVERING TO SERVICE THE LAV PERFORMED PRELIMINARY INSPECTION OF DAMAGE TO RIGHT COWL. 2 ENGINE 1 MEASUR - [SDR DXTA2024020910829](https://openairdocs.org/sdr/DXTA2024020910829), Feb 8, 2024: RELAY. DEFECTIVE. EMERGENCY LIGHTS WORK AS NORMAL UNTIL THE PAX SAFETY SWITCH IS TURNED OFF, THEN THE REAR EMERGENCY LIGHTS AND EXIT SIGNS STAY ON. REMOVED AND REPLACED RELAY KC0 - [SDR 2023F00273](https://openairdocs.org/sdr/2023F00273), Sep 12, 2023: SKIN. CORRODED. RH VERTICAL STABILIZER SKIN CORROSION. REMOVED CORROSION, VERIFIED NO CRACK INDICATIONS, AND MEASURED REMAINING MATERIAL THICKNESS. FOUND TO BE MAJOR IN SCOPE. - [SDR 2023F00269](https://openairdocs.org/sdr/2023F00269), Sep 11, 2023: SKIN. CORRODED. CORROSION ON LEFT VERTICAL STABILIZER SKIN JUST BELOW TOP CAP. LOCATED UNDERNEATH FILLET SEAL COVERING SEAM BETWEEN PARTS. REMOVED CORROSION, VERIFIED NO CRACK - [SDR 2023FA0000530](https://openairdocs.org/sdr/2023FA0000530), Sep 10, 2023: SKIN. CORRODED. LH AND RH HORIZONTAL SKIN CORROSION AND SPLICE PLATE CORROSION - [SDR DXTA2022022457310](https://openairdocs.org/sdr/DXTA2022022457310), Feb 23, 2022: APU. LEAKING. APU SMOKE: APPROXIMATELY 2 MINUTES AFTER APU START WITH BLEED AIR ON SMOKE FILLED CABIN. BLEED AIR OFF AND SMOKE DISSIPATED. /// CORRECTIVE ACTION /// REMOVED A - [SDR DXTA2022012455540](https://openairdocs.org/sdr/DXTA2022012455540), Jan 21, 2022: UNKNOWN. SMOKE. COCKPIT SMOKE: ON THE GROUND WITH MAIN CABIN DOOR OPEN, SHUT DOWN APU MOMENTARILY. ON RE-START, SMOKE CAME FROM COCKPIT AREA AND QUICKLY FILLED CABIN. NO DISCER - [SDR DXTA2021100449740](https://openairdocs.org/sdr/DXTA2021100449740), Oct 1, 2021: FIRE WARNING. FALSE ACTIVATION. ENGINE FIRE R CAS RT ENGINE FIRE DETECTION LIGHT. RT ENG FIRE DETECT LIGHT ILLUMINATED ON CLIMB OUT APPROX 10000-12000 FT FOR 1 SEC. HAD 1 AURAL RT ENG FIRE CAL - [SDR DXTA2021090948530](https://openairdocs.org/sdr/DXTA2021090948530), Sep 8, 2021: CONNECTOR. CONTAMINATED. RIGHT ENG FIRE DETECTION LIGHT ILLUMINATED ON CLIMB OUT APPROX 4000-5000 FT FOR ONE SECOND. RECEIVED 1 AURAL RT ENG FIRE CALL & RED CAS MSG FOR LESS THAN 1 SECO - [SDR DXTA2021082747760](https://openairdocs.org/sdr/DXTA2021082747760), Aug 26, 2021: FIRE WARNING. FALSE ACTIVATION. RIGHT ENGINE FIRE DETECTION LIGHT: ON CLIMB OUT AT FL210 WE RECEIVED ONE AURAL RT ENGINE FIRE CALL AND THE RED CAS MESSAGE APPEARED FOR ABOUT 1 SECOND. ALL ENGI - [SDR DXTA2021062244050](https://openairdocs.org/sdr/DXTA2021062244050), Jun 21, 2021: FIRE WARNING. FALSE INDICATION. ENGINE FIRE R RED CAS: INFLIGHT AT FL410 AND MCT , RED RIGHT ENG FIRE CAS CAME ON MOMENTARILY. A FEW MOMENTS LATER IT CAME ON AGAIN MOMENTARILY. ATTEMPTED OPS C - [SDR DXTA2021041240600](https://openairdocs.org/sdr/DXTA2021041240600), Apr 9, 2021: FIRE WARNING. FALSE ACTIVATION. FIRE DETECTION: AT FL 400 HAD RIGHT ENGINE FIRE CAS AND AUDIBLE WARNING. IT ONLY CAME ON FOR APPROXIAMATELY 2 SECONDS WITH ONLY ONE AUDIBLE WARNING. ALL ENGINE - [SDR 2021F00041](https://openairdocs.org/sdr/2021F00041), Mar 3, 2021: SKIN. DENTED. FOUR DENTS NOTED TO UNDERSIDE OF LH INBOARD WING AND TWO DENTS NOTED TO LH INBOARD LEADING EDGE REPAIRED BY ACCOMPLISHMENT OF FR-680A-0206-8911 REVISION A DATED - [SDR DXTA202011180439](https://openairdocs.org/sdr/DXTA202011180439), Nov 17, 2020: CABIN PRESSURE. DEFECTIVE. AT FL430 THE AMBER PRESSURIZATION FAULT CAS ILLUMINATED. WE INITIATED THE QRH PROCEDURE AI3. THE CHECKLIST CALLS FOR THE PRESSURIZATION AUTO/MANUAL BUTTON TO BE ## Service difficulty reports on N671QS not matched to an aircraft (25) They name N671QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2014040805722](https://openairdocs.org/sdr/DXTA2014040805722), Apr 7, 2014: BRAKE SYS. MALFUNCTIONED. LEFT BRAKE TRAVELS ALMOST TO THE STOP BEFORE BRAKE IS EFFECTIVE. BRAKES APPEAR TO BE NEW & NO LEAKS WERE DETECTED, FLUID LEVEL REMAINS CONSTANT. PERFORMED LEAK - [SDR CWQR20140210001](https://openairdocs.org/sdr/CWQR20140210001), Feb 10, 2014: FITTING. CRACKED. SHORTLY AFTER TAKEOFF A VERY LOUD SINGLE POP OR BANG WAS HEARD & WAS FOLLOWED BY A RUSHING AIR NOISE FROM BEHIND THE COCKPIT AREA. SOON AFTER THE WING ENG ANTI- - [SDR DXTA2013092305511](https://openairdocs.org/sdr/DXTA2013092305511), Sep 21, 2013: UPLOCK. DIRTY. WHEN GEAR WAS SELECTED UP, THE UNLOCK LIGHT REMAINED ON ACCOMPANIED BY THE HYDRALIC PRESSURE LIGHT. INSPECTED LANDING GEAR , NO DEFECS NOTED. PERFORMED GEAR SWI - [SDR DXTA2012102205156](https://openairdocs.org/sdr/DXTA2012102205156), Oct 20, 2012: BRAKE SYS. MALFUNCTIONED. RIGHT BRAKE MAKING A LOUD MOANING AND CHATTERING NOISE. ALSO GRABS WHEN APPLYING BRAKES. COMPLIED WITH VISUAL INSPECTION OF RT BRAKE. NO FAULTS FOUND. FOUND WEA - [SDR CWQR20120305009](https://openairdocs.org/sdr/CWQR20120305009), Mar 5, 2012: SUPPORT BRACKET. CRACKED. DURING SCHEDULED MX THIS ECU SUPPORT BRACKET WAS FOUND CRACKED IN 2 PLACES. ONE CRACK IS 1.80 INCHES LONG, THE SECOND CRACK IS .80 INCHES LONG. THIS IS THE SECO - [SDR DXTA2011061504617](https://openairdocs.org/sdr/DXTA2011061504617), Jun 15, 2011: CONTROL VALVE. MALFUNCTIONED. AIR DUCT OVER HEAT CABIN (ENVIRONMENTAL DUCT OVERTEMP) REACHED A TEMP OF 325C AND WAS INCREASING AND SMOKE IN THE CABIN IN-FLIGHT. FOLLOWED CHECKLIST Q4 AND TEM - [SDR DXTA2011061604617](https://openairdocs.org/sdr/DXTA2011061604617), Jun 15, 2011: ENVIRON SYS. OVERHEATED. AIR DUCT OVER HEAT CABIN (ENVIRONMENTAL DUCT OVERTEMP) REACHED A TEMP OF 325C AND WAS INCREASING AND SMOKE IN THE CABIN IN-FLIGHT. FOLLOWED CHECKLIST Q4 AND TEM - [SDR 2009F00140](https://openairdocs.org/sdr/2009F00140), Dec 23, 2009: ADC. FAILED. ADC NR 1 FAILED. - [SDR DXTA2009091103784](https://openairdocs.org/sdr/DXTA2009091103784), Sep 12, 2009: UPLOCK. BINDING. AFTER GEAR RETRACTION, GEAR UNLOCK LIGHT REMAINED ILLUMINATED. UPON PULLING AND RESETTING HYD PRESS CIRCUIT BREAKER, NOISE WAS HEARD FROM NOSE AND MALFUNCTION C - [SDR DXTA2009032503562](https://openairdocs.org/sdr/DXTA2009032503562), Mar 24, 2009: UPLOCK SWITCH. OUT OF ADJUST. AFTER T/O, RECEIVED A GEAR UNSAFE LIGHT FOLLOWED BY STAB MISCOMPARE AND HYD PRESSURE LIGHT ILLUMINATED. INSPECTED UPLOCK SWITCHES AND FOUND THE NOSE SWITCH OUT - [SDR DXTA2009031303543](https://openairdocs.org/sdr/DXTA2009031303543), Mar 12, 2009: UPLOCK SWITCH. OUT OF POSITION. AFTER TAKEOFF, GEAR UNLOCK LIGHT REMAINED ILLUMINATED AFTER GEAR RETRACTION FOLLOWED BY STAB MISCOMPARE, GEAR, HYD PRESSURE CAUTION LIGHTS. ADJUSTED BOTH MLG UP - [SDR DXTA20082953](https://openairdocs.org/sdr/DXTA20082953), Mar 20, 2008: UPLOCK SWITCH. OUT OF ADJUST. WHILE FLYING AT FL400 A LOUD (THUNK) WAS HEARD COMING FROM THE BACK. THE GEAR UNSAFE LIGHT ILLUMINATED WITH HYD PRESS STEADY. ADJUSTED NOSE GEAR UPLOCK HOOK AND - [SDR DXTA200802933](https://openairdocs.org/sdr/DXTA200802933), Mar 12, 2008: CONTROL HANDLE. INOPERATIVE. DURING GEAR RETRACTION RED UNLOCK LIGHT STAYED ILLUMINATED, FOLLOWED BY STAB MISCOMPARE AND HYD PRESS CAUTION LIGHTS. WITH GEAR EXTENDED UNLOCK LIGHT WENT OUT. - [SDR DXTA20082933](https://openairdocs.org/sdr/DXTA20082933), Mar 12, 2008: CONTROL HANDLE. INOPERATIVE. DURING GEAR RETRACTION RED UNLOCK LIGHT STAYED ILLUMINATED. REMOVED AND REPLACED LANDING GEAR CONTROL HANDLE IAW MM 32-30-01 ALSO REMOVED AND REPLACED LANDING G - [SDR DXTA200802855](https://openairdocs.org/sdr/DXTA200802855), Feb 9, 2008: SPRING. WEAK. AFTER TAKEOFF, THE GEAR UNSAFE LIGHT ILLUMINATES AFTER THE GEAR HANDLE IS PLACED IN THE UP POSITION. THE HYD PRESS AND STAB MISCOMPARE ANNUNCIATOR ALSO ILLUMINA - [SDR DXTA200802771](https://openairdocs.org/sdr/DXTA200802771), Jan 16, 2008: RELIEF VALVE. STICKING. GEAR WOULD NOT RETRACT AFTER TAKEOFF. R & R LT UPLOCK ACTUATOR WITH NEW. FOUND HYD RELIEF VALVE OUT OF TOLERANCE, REPLACED WITH OVERHAULED UNIT FROM PNEUDRAULIC - [SDR DXTA200802764](https://openairdocs.org/sdr/DXTA200802764), Jan 13, 2008: SWITCH. MALFUNCTIONED. AFTER TAKEOFF UPON FLAP RETRACTION THE "STAB MISCOMPARE ANNUNCIATOR LIGHT" ILLUMINATED. REPLACED SWITCHES SC050 AND SC051 PER MM 27-90-40. GROUND OPERATIONAL CH - [SDR DXTA200802758](https://openairdocs.org/sdr/DXTA200802758), Jan 10, 2008: UPLOCK SWITCH. MALFUNCTIONED. UPON GEAR RETRACTION - GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH. REMOVED AND REPLACED ALL THREE UP LOCK SWITCHES WITH NEW PER CESSNA 560XL MAINT. MANUAL CHAP 32-3 - [SDR DXTA200702478](https://openairdocs.org/sdr/DXTA200702478), Sep 15, 2007: MASTER CYLINDER. FAILED. PILOTS SIDE RT PEDAL WENT TO THE FLOOR ON LANDING. REMOVED AND INSTALLED OVERHAULED MASTER CYCLINDER ON PILOTS SIDE. RT PEDAL. ALL WORK DONE IAW CESSNA 560 M/M - [SDR DXTA200702469](https://openairdocs.org/sdr/DXTA200702469), Sep 11, 2007: MASTER CYLINDER. MALFUNCTIONED. PILOT'S SIDE (LT) LEFT FOOT BRAKE PEDAL GOES TO FLOOR. 09-27-07 REMOVED AND REPLACED PILOTS LT AND RT BRAKE PEDAL MASTER CYLINDER IAW C-560XL MAINT. MANUAL 32-4 - [SDR DXTA200702338](https://openairdocs.org/sdr/DXTA200702338), Jul 15, 2007: O-RING. LEAKING. BLUE GEAR FLUID LEAKING OUT OF NOSE GEAR AND A HALF CUP OF FLUID HAS POOLED IN LT AVIONICS BAY. STARTED SMOKING WITH BATTERY SWITCH ON. PULLED CIRCUIT BREAKERS. - [SDR CWQR2006013](https://openairdocs.org/sdr/CWQR2006013), Jun 28, 2006: CONTROL CABLE. FRAYED. DURING A PHASE 1-4 INSPECTION THE ELEVATOR TRIM CABLE ASSEMBLY WAS FOUND TO BE FRAYED WHERE IT PASSES THROUGH THE HORIZONTAL STABILIZER. THE CABLE APPEARS TO HA - [SDR DXTA200400349](https://openairdocs.org/sdr/DXTA200400349), Aug 1, 2004: SQUAT SWITCH. OUT OF ADJUST. AFTER TAKEOFF, FOUND LANDING GEAR WOULD NOT RETRACT, DIVERTED AIRCRAFT TO GTF AND LANDED SAFELY. JACKED UP AIRCRAFT AND ADJUSTED LT MLG SQUAT SWITCH IAW CESSNA - [SDR DXTA200300182](https://openairdocs.org/sdr/DXTA200300182), Nov 25, 2003: CONTROL CABLE. BROKEN. PERFORMED AILERON WING CABLE INSPECTION PER CESSNA ASL560XL-27-12, FOUND CABLES CHAFED/BROKEN BEYOND MANUFACTURER'S LIMITS. REMOVED AND REPLACED LEFT AND RIGHT - [SDR 20000609SH021](https://openairdocs.org/sdr/20000609SH021), May 8, 2000: NUT. MISMANUFACTURED. FOUND NOSE GEAR ACTUATOR EXTEND LINE JAM NUT LEAKING. UPON REMOVAL OF JAM NUT, FOUND JAM NUT NOT TO HAVE INDENTION MILLED FOR RETAINER, PN ME28773-04, AND O-RIN ## 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.