# N529QS: 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: 680A0309 - Year built: 2022 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: May 4, 2022 - Certificate issued: March 3, 2026 - Expires: March 31, 2033 - Mode S code: A6ABCC - Owner type: Co-owned, fractional ownership - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=529QS - Page: https://openairdocs.org/aircraft/N529QS 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 N529QS. ## FAA accident and incident reports None matched to N529QS. ## Service difficulty reports (11) 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 DXTA2026082409379](https://openairdocs.org/sdr/DXTA2026082409379), Aug 21, 2026: SOLENOID. FAILED. CLIMBING THROUGH 6K, WE GOT THE CHECK DOORS AND CABIN DOOR OPEN CAS. THE AIRCRAFT REFUSED TO PRESSURIZE AND UPON LANDING THE CAS REMAINED. REMOVED FAILED ROTARY - [SDR DXTA2026061008381](https://openairdocs.org/sdr/DXTA2026061008381), Jun 8, 2026: MONITORING UNIT. DEFECTIVE. AFTER DEPARTING KDAL AND CLIMBING THROUGH APPROXIMATELY 4,000 FEET WE RECEIVED TWO CAS MESSAGES. AMBER CHECK DOORS AND THE CABIN DOOR OPEN CAS MESSAGES. WE RETU - [SDR DXTA2026021606908](https://openairdocs.org/sdr/DXTA2026021606908), Feb 15, 2026: PROXIMITY SENSOR. FAULTY. DURING CRUISE THE CABIN DOOR OPEN CAS MESSAGE APPEARED FOLLOWED BY THE CHECK DOORS CAS MESSAGE. WE FOLLOWED THE QRH AND CALLED MAINTENANCE. WE AGREED TO DIVERT. - [SDR DXTA2025122206199](https://openairdocs.org/sdr/DXTA2025122206199), Dec 19, 2025: PROXIMITY SWITCH. OUT OF LIMITS. AFTER DEICING & A NORMAL TAKEOFF, ACFT DID NOT PRESSURIZE. MFD INDICATED CABIN WAS CLIMBING WITH ACFT. FOLLOWED BY AN AMBER CAS CHK DOORS & CABIN DOOR OPEN. ICE - [SDR DXTA2025121506060](https://openairdocs.org/sdr/DXTA2025121506060), Dec 10, 2025: DOOR. OUT OF ADJUST. MAIN CABIN DOOR APPEARS TO IMPACT FWD STRIKE PLATE WHEN CLOSING. APPEARS DOOR SHIFTS AFT WHEN DOOR COMES IN CONTACT WITH STRIKE PLATE. DOOR ALSO REQUIRES PUSH T - [SDR DXTA2025120805976](https://openairdocs.org/sdr/DXTA2025120805976), Dec 4, 2025: PIN. FAULTED. MAIN DOOR WILL NOT LATCH CLOSED. HANDLE WILL NOT MOVE. TOP RIGHT SIDE DOOR PIN WHEN THE DOOR IS OPEN IS PROTRUDING. SCUFFS ON RIGHT SIDE DOOR SEAL. SUSPECT WORN - [SDR DXTA2025031902708](https://openairdocs.org/sdr/DXTA2025031902708), Mar 16, 2025: UPLOCK SWITCH. DEFECTIVE. GEAR DISAGREE L AMBER CAS: GEAR DISAGREE L AMBER CAS POSTED IN FLIGHT. COMPLETED ABNORMAL PROCEDURE AND CAS MESSAGE REMAINED. PRESSING THE DOWNLOCK MICROSWITCH - [SDR DXTA2023072191420](https://openairdocs.org/sdr/DXTA2023072191420), Jul 21, 2023: UNKNOWN. UNKNOWN. AFTER STARTING APU WHEN PUTTING APU BLEED AIR ON GOT SMOKE IN THE CABIN. IT WAS A OILY SMELL THAT BURNED EYES AND COULD TASTE. YOU COULD VISIBLY SEE THE SMOKE I - [SDR DXTA2023032783170](https://openairdocs.org/sdr/DXTA2023032783170), Mar 27, 2023: UNKNOWN. UNKNOWN. MAIN DOOR HANDLE: MAIN DOOR HANDLE IS VERY DIFFICULT TO MOVE INTO THE OPEN OR CLOSED POSITION. REMOVED STEP ASSEMBLY AND MED INNER PANEL. INSPECTED LINKAGES NO - [SDR DXTA2023031082330](https://openairdocs.org/sdr/DXTA2023031082330), Mar 10, 2023: NONE. NONE. PLEASE EVALUATE MAIN CABIN DOOR HANDLE FOR BEING DIFFICULT TO OPEN AND CLOSE FROM BOTH THE INSIDE AND OUTSIDE. APPEARS TO NEED A LITTLE LUBRICANT AND/OR ADJUSTM - [SDR DXTA2022071165690](https://openairdocs.org/sdr/DXTA2022071165690), Jul 10, 2022: NONE. NONE. MAIN DOOR: CAS MESSAGE "CABIN DOOR OPEN" CAN NOT GET AMBER LIGHT TO EXTINGUISH. FOLLOWED QRC GUIDANCE. // SIGNOFF// CHECKED SYSTEM DIAGNOSTICS WHILE OPENING AND ## Service difficulty reports on N529QS not matched to an aircraft (13) They name N529QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2019121063169](https://openairdocs.org/sdr/DXTA2019121063169), Dec 6, 2019: UNKNOWN. ODOR. BAGGAGE COMPARTMENT ODOR BURNING SMELL - IN FLIGHT AT 30000 FT AND CONTINUING ALL THE WAY TO LANDING WE EXPERIENCED A STRONG BURNING OIL SMELL IN THE BAGGAGE CO - [SDR GR4D20191029001](https://openairdocs.org/sdr/GR4D20191029001), Oct 23, 2019: DOOR FRAME. CORRODED. FOUND CORROSION ON PANEL MATING SURFACE UNDER PANEL 312BL (APU ACCESS DOOR REBATE/PANEL LAND). REQUIRED ENGINEERING DISPOSITION TO CONTINUE IN SERVICE - [SDR GR4D20191023009](https://openairdocs.org/sdr/GR4D20191023009), Oct 23, 2019: SKIN. DEBONDED. L/H HORIZONTAL STABILIZER LOWER BONDED SKIN ASSY HAS SEVERAL LOCATIONS OF DISBOND. AREAS OF DISBOND INCLUDE: LH ZONE 1 RIB 2 OUTBOARD AFT FOOT STRINGER 14, LH Z - [SDR GR4D20191023008](https://openairdocs.org/sdr/GR4D20191023008), Oct 23, 2019: SKIN. CORRODED. CORROSION FOUND ON HORIZONTAL STABILIZER TRAILING EDGE UNDERNEATH AND ON TOP/BOTTOM OF SKIN AT FASTENER HOLES AT THE FOLLOWING PANELS: 344AT, 344CT, 344ET, 344G - [SDR GR4D20191023007](https://openairdocs.org/sdr/GR4D20191023007), Oct 23, 2019: STRAP. CORRODED. RH PYLON UPPER SURFACE GVFS 808, STRAP,BOND-CONDUCTIVE,PYLON IS CORRODED IN MULTIPLE LOCATIONS. REQUIRED REPLACEMENT DUE TO EXTENT OF CORROSION - [SDR GR4D20191023006](https://openairdocs.org/sdr/GR4D20191023006), Oct 23, 2019: STRAP. CORRODED. LH PYLON UPPER SURFACE GVFS 860, STRAP,BOND-CONDUCTIVE,PYLON IS CORRODED IN MULTIPLE LOCATIONS. REQUIRED REPLACEMENT DUE TO EXTENT OF CORROSION - [SDR GR4D20191023005](https://openairdocs.org/sdr/GR4D20191023005), Oct 23, 2019: STRAP. CORRODED. LH PYLON UPPER SURFACE GVFS 844, STRAP,BOND-CONDUCTIVE,PYLON IS CORRODED IN MULTIPLE LOCATIONS. REQUIRED REPLACEMENT DUE TO EXTENT OF CORROSION - [SDR GR4D20191023004](https://openairdocs.org/sdr/GR4D20191023004), Oct 23, 2019: STRAP. CORRODED. LH PYLON UPPER SURFACE GVFS 808, STRAP,BOND-CONDUCTIVE,PYLON IS CORRODED IN MULTIPLE LOCATIONS. REQUIRED REPLACEMENT DUE TO EXTENT OF CORROSION - [SDR GR4D20191023003](https://openairdocs.org/sdr/GR4D20191023003), Oct 23, 2019: STRAP. CORRODED. LH PYLON UPPER SURFACE GVFS 720, STRAP,BOND-CONDUCTIVE,PYLON IS CORRODED IN MULTIPLE LOCATIONS. REQUIRED REPLACEMENT DUE TO EXTENT OF CORROSION - [SDR GR4D20191023002](https://openairdocs.org/sdr/GR4D20191023002), Oct 23, 2019: RIB. CORRODED. FOUND CORROSION ON R/H HORIZONTAL TIP CAP MOUNTING FLANGE. REQUIRED ENGINEERING DISPOSITION FOR APPROVAL TO CONTINUE IN SERVICE AFTER BLENDING - [SDR GR4D20191023001](https://openairdocs.org/sdr/GR4D20191023001), Oct 23, 2019: HOUSING. CORRODED. APU SEIZING DUE TO COMPRESSOR SHROUD CORROSION. INLET HOUSING HAD TO BE CHANGED - [SDR DXTA2018060101020](https://openairdocs.org/sdr/DXTA2018060101020), May 31, 2018: RESOLVER. OUT OF LIMITS. SHORTLY AFTER FLAP RETRACTION, THE FLAP STAB MAINT REQD A-B CAS MESSAGE ILLUMINATED. CMC INDICATED BOTH FLAP/STAB 1 AND 2 STAB OUT OF POSITION. FLAPS WERE NO LO - [SDR DXTA2017071206427](https://openairdocs.org/sdr/DXTA2017071206427), Jul 10, 2017: VALVE. FAILED. DURING DESCENT THRU 18000 FEET WITH WING AND ANTI-ICE ON, AN AMBER LEFT BLEED AIR HOT CAS MESSAGE ILLUMINATED. THE HIGHEST TEMPERATURE SEEN AS LIGHT EXTINGUISHE ## 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.