# N691QS: 2021 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: 680A0279 - Year built: 2021 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: August 24, 2021 - Certificate issued: December 31, 2025 - Expires: December 31, 2032 - Mode S code: A92FDC - Owner type: Co-owned, fractional ownership - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=691QS - Page: https://openairdocs.org/aircraft/N691QS 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 N691QS. ## FAA accident and incident reports None matched to N691QS. ## Service difficulty reports (8) 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 DXTA2026010906474](https://openairdocs.org/sdr/DXTA2026010906474), Jan 6, 2026: LANDING GEAR. FAULTED. GEAR SELECTION FROM DOWN TO UP IS DIFFICULT TO MOVE GETS STUCK IN POSITION. SAME WHEN SELECTING GEAR FROM UP TO DOWN POSITION. COMMUNICATED WITH ON FIELD MAINTE - [SDR DXTA2025082904740](https://openairdocs.org/sdr/DXTA2025082904740), Aug 27, 2025: SIGN. INOPERATIVE. EMER SIGN LIGHT, BEHIND SEAT 7, FACING FORWARD INTO CABIN- LIGHT INOP. NEITHER BATTERY OR SHIP POWER LIGHT THE SIGN CORRECTIVE ACTION: REMOVED THE DEFECTIVE EME - [SDR DXTA2025050803404](https://openairdocs.org/sdr/DXTA2025050803404), May 8, 2025: UPLOCK SWITCH. FAULTED. GEAR DISAGREE L AMBER CAS: AFTER SELECTING THE LANDING GEAR LEVER DOWN FOR LANDING THE AMBER GEAR DISAGREE L CAS MESSAGE ILLUMINATED. AFTER A GO AROUND WE COMPL - [SDR DXTA2025011301890](https://openairdocs.org/sdr/DXTA2025011301890), Jan 8, 2025: FILTER. ODOR. CABIN ODOR: ON THE GROUND WITH APU RUNNING. ENTERING THE CABIN AFTER THE EXTERIOR WALK AROUND THERE WAS A STRONG ODOR (LIKE MOTORCYCLE EXHAUST OR OIL BURNING) I - [SDR DXTA2024032111267](https://openairdocs.org/sdr/DXTA2024032111267), Mar 21, 2024: DOOR. STUCK. DOOR GETS STUCK TO OPEN FROM THE INSIDE AND OUTSIDE. WOULD HAVE TO YANK THE DOOR TO TRY TO GET IT TO OPEN . REMOVED TWO FWD RUB BLOCK SHIMS AND PREFORMED A CLEA - [SDR DXTA2023112710142](https://openairdocs.org/sdr/DXTA2023112710142), Nov 24, 2023: UNKNOWN. UNKNOWN. LAV EMERG LIGHT: THE EMERGENCY FLOOR LIGHT IN THE LAV IS INOP. FOUND LIGHT CONNECTOR DISCONNECTED. CONNECTED THE CONNECTOR IAW CITATION SPM 20-30-20. OPS CHECK - [SDR DXTA2022060263180](https://openairdocs.org/sdr/DXTA2022060263180), Jun 2, 2022: NONE. NONE. AERODYNAMIC FAIRINGS (RADOME, TAILCONE, STRAKE): ON DEPARTURE AT LANDING GEAR RETRACTION, WE EXPERIENCED A VIOLENT VIBRATION IN THE AIRFRAME ABOUT 5-7 SECONDS I - [SDR DXTA2022021456740](https://openairdocs.org/sdr/DXTA2022021456740), Feb 13, 2022: NOT REPORTED. NOT REPORTED. EMERGENCY LIGHTING: DURING POWER UP EMERGENCY LIGHT TEST, THE EMERGENCY LIGHTS WOULD NOT SHUT OFF WHEN BATTERIES WERE SELECTED ON. ALL LOCATIONS REMAINED ILLUMI ## Service difficulty reports on N691QS not matched to an aircraft (17) They name N691QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2018010100519](https://openairdocs.org/sdr/DXTA2018010100519), Jan 31, 2018: COALESCER BAG. DIRTY. COCKPIT ODOR OIL SMELL - DURING LAST COUPLE OF FLIGHTS, HAD NOXIOUS FUMES AND "DIRTY SOCK" SMELL IN THE COCKPIT. VERIFIED DISCREPANCY, INSPECTED SYSTEM GAINED A - [SDR CWQR20160519016](https://openairdocs.org/sdr/CWQR20160519016), May 19, 2016: CONTROL CABLE. FRAYED. DURING A SCHEDULED INSPECTION WE FOUND THE ELEVATOR TRIM CABLE FRAYED BEYOND LIMITS. THIS CABLE IS LOCATED UNDER THE PILOTS SEAT & ROLLS OVER A SMALL DIAMETER P - [SDR CWQR20160519015](https://openairdocs.org/sdr/CWQR20160519015), May 19, 2016: BRACKET. CRACKED. DURING A SCHEDULED INSPECTION WE FOUND THIS AVIONICS BAY SHELF BRACKET CRACKED ABOUT 50% OF ITS LENGTH. R & R BRACKET. THIS IS THE TENTH ACFT WHERE WE HAD SEEN - [SDR DXTA2014092905899](https://openairdocs.org/sdr/DXTA2014092905899), Sep 28, 2014: COALESCER BAG. ODOR. ENVIRONMENTAL SYS ODOR, NO VISIBLE SMOKE, WHILE DESCENDING A STRONG SYNTHETIC ODOR LIKE HOT GLUE OR EPOXY WAS PRESENT IN THE COCKPIT. OZONE CONVERTERS & WATER S - [SDR DXTA2014090505874](https://openairdocs.org/sdr/DXTA2014090505874), Sep 4, 2014: MOTOR. UNSERVICEABLE. ON TAKEOFF AFTER RELEASE OF BRAKES WE RECEIVED LO BRAKE PRESS. ALSO ANTI-SKID INOPERATIVE LIGHTS, FOLLOWED BY MASTER CAUTION LIGHT. ABORTED TAKEOFF AT APPROX 20 - [SDR DXTA2013101405540](https://openairdocs.org/sdr/DXTA2013101405540), Oct 19, 2013: UNKNOWN. ODOR. DURING DESCENT, A STRONG ODOR OF OIL THROUGHOUT CABIN. REMOVED AND REPLACED WATER SEPARATOR SOCK. PERFORMED OPS CHECK WITH NO DEFECTS NOTED AT THIS TIME. REF AM - [SDR DXTA2013030605308](https://openairdocs.org/sdr/DXTA2013030605308), Mar 6, 2013: ACTUATOR. MALFUNCTIONED. AILERON TRIM FROZE IN FLIGHT. UNABLE TO MOVE AIERLON TRIM ON CLIMB OUT. AFTER ON GROUND. REPORTED AILERON TRIM OK. REMOVED AILERON TRIM ACTUATOR AND INSTALLED N - [SDR DXTA20120604988](https://openairdocs.org/sdr/DXTA20120604988), Jun 3, 2012: SPRING. DAMAGED. COPILOT LT RUDDER PEDAL FLOATS FREE. 2 INCH SPRING FOUND ON FLOOR BELOW RUDDER PEDALS. INSPECTED CO-PILOT'S LT RUDDER PEDAL, FOUND RUDDER PEDAL ADJUSTMENT TAB S - [SDR DXTA2012043004964](https://openairdocs.org/sdr/DXTA2012043004964), Apr 29, 2012: EXHAUST DUCT. CONTAMINATED. SMOKE IN CABIN DURING PREFLIGHT WHILE APU WAS RUNNING. FIRE DEPARTMENT INSPECTED WITH HEAT SEAKING EQUIPMENT AND DID NOT FIND ANY "HOT SPOTS" LESS THAN 20 MINS - [SDR DXTR2012011105](https://openairdocs.org/sdr/DXTR2012011105), Jan 11, 2012: STIFFENER. CRACKED. NOSE WHEEL STEERING CABLE STIFFNER FOR PULLEY BRACKET JUST FWD OF CENTER PEDESTAL UNDER FLOORBOARD 141BTC HAS APPROX 0.25 INCH CRACK AT TOP, AFT CORNER RADIUS, - [SDR DXTR2012011104](https://openairdocs.org/sdr/DXTR2012011104), Jan 11, 2012: RIB. CRACKED. RT FLAP WELL T/E RIB AT WS 88.6 IS CRACKED. - [SDR DXTR2012011103](https://openairdocs.org/sdr/DXTR2012011103), Jan 11, 2012: RIB. CRACKED. LT FLAP WELL T/E RIB AT WS 64.0 IS CRACKED. - [SDR DXTA2011030704490](https://openairdocs.org/sdr/DXTA2011030704490), Mar 6, 2011: DRAIN. ICED. UPON LANDING, THE RUDDER PEDDELS WERE JAMMED AND WE HAD NO STEERING. AFTER INSPECTING NOSE WHEEL ON RAMP WE WERE ABLE TO MOVE THE NOSE WHEEL BY HAND FREELY IN E - [SDR DXTA2009030903534](https://openairdocs.org/sdr/DXTA2009030903534), Mar 7, 2009: COALESCER BAG. DIRTY. WITH THE APU RUNNING AND THE BLEED AIR OFF. THERE WAS A STRONG ODOR OF ELECTRICAL WIRES MELTING. ODOR WAS COMING FROM THE REAR OF THE CABIN. THE APU GEN WAS ON. - [SDR DXTA2009012803477](https://openairdocs.org/sdr/DXTA2009012803477), Jan 28, 2009: RELIEF VALVE. STICKING. JACKED ACFT, PERFORMED A SLOW STROKE ON MLG, MLG WENT UP & LOCKED. CYCLED MLG & FLAPS AT THE SAME TIME THROUGH SEVERAL CYCLES WITH NO FAIL. LET ACFT SET FOR 10 - [SDR DXTA2009012903477](https://openairdocs.org/sdr/DXTA2009012903477), Jan 28, 2009: LANDING GEAR. MALFUNCTIONED. UPON DEPARTURE FROM MSP GEAR UNSAFE LIGHT REMAINED ON, STAB MISCOMPARE ANN, HYD PRESS ANN REMAINED ON. AFTER APPROX 5 MIN LOUD CLUNK WAS HEARD AND LIGHTS EXTING - [SDR DXTA200702489](https://openairdocs.org/sdr/DXTA200702489), Sep 20, 2007: MOUNT. MISINSTALLED. LT BRAKE PEDAL IN CAPT'S (LT) SEAT WILL GO VERY FAR FWD AND PROHIBIT LT BRAKE FROM FULLY ENGAGING. THIS APPEARS MOST EVIDENT IN THE "FWD" PEDAL POSITION. 09-28- ## 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.