# N527QS: 2017 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: 680A0069 - Year built: 2017 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: February 8, 2017 - Certificate issued: October 10, 2025 - Expires: October 31, 2032 - Mode S code: A6A45E - Owner type: Co-owned - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=527QS - Page: https://openairdocs.org/aircraft/N527QS 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 N527QS. ## FAA accident and incident reports None matched to N527QS. ## Service difficulty reports (21) 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 DXTA2025052703583](https://openairdocs.org/sdr/DXTA2025052703583), May 21, 2025: DOOR. NOT CLOSED. A VIBRATION IS FELT ON THE FLOOR AND HEARD WITH AND WITHOUT HEADSETS AT ALL ALTITUDES AND AIRSPEEDS INTERMITTENTLY THROUGHOUT A FLIGHT. AVIONICS FAN IS SUSPECT. - [SDR DXTA2025052103560](https://openairdocs.org/sdr/DXTA2025052103560), May 19, 2025: DOOR. LOOSE. FUSELAGE STRUCTURE: DURING CRUISE FLIGHT THERE IS AN INTERMITTENT VIBRATION FELT IN THE FLOOR AS WELL AS AN AUDIBLE SOUND FROM THE VIBRATION. THE CYCLE ISN'T RH - [SDR DXTA2024100700761](https://openairdocs.org/sdr/DXTA2024100700761), Oct 4, 2024: MIRROR. DIRTY. MAIN DOOR: IT IS VERY DIFFICULT TO SEE THE PINS ON THE MAIN CABIN ENTRY DOOR THROUGH THE VIEWING PORTS. CORRECTIVE ACTION: CLEARED DUST FROM MIRRORS. OPS CHECKS - [SDR DXTA2023110699760](https://openairdocs.org/sdr/DXTA2023110699760), Nov 4, 2023: UNKNOWN. UNKNOWN. LAV EXIT SIGN/LIGHT: DURING POWER ON CHECKLIST EMER LTS-ARM, EMERGENCY EXIT SIGN ON BULKHEAD BEHIND SEAT 7 DID NOT ILLUMINATE. COMPLIED WITH OPS CHECKING EMER L - [SDR DXTA2023081492900](https://openairdocs.org/sdr/DXTA2023081492900), Aug 11, 2023: UNKNOWN. UNKNOWN. DURING FLIGHT AT HIGH & LOW SPEED, WAS A SIGNIFICANT BINDING IN YOKE FWD OF NEUTRAL POSITION FOR ELEVATORS. PERFORMED VISUAL INSPECTION OF ELEVATOR HINGES & ATT - [SDR DXTA2023053087330](https://openairdocs.org/sdr/DXTA2023053087330), May 30, 2023: UNKNOWN. UNKNOWN. TRIM NOSE DOWN AMBER CAS DISPLAYED WHILE AT 16,000 FT, 300 KIAS WITH AUTO-PILOT ENGAGED. WHEN AUTO-PILOT DISENGAGED, SIGNIFICANT FWD PRESS REQUIRED TO MAINTAIN - [SDR DXTA2023041384090](https://openairdocs.org/sdr/DXTA2023041384090), Apr 12, 2023: UNKNOWN. UNKNOWN. MAIN EXIT SIGN/LIGHT: EMER LIGHT STAYS ON EVEN WITH THE POWER OFF AND BATTERIES DISCONNECTED // SIGNOFF // CONNECTED BATTERLES AND GAIN ACCESS TO COCKPIT. FOUND - [SDR DXTA2023020679890](https://openairdocs.org/sdr/DXTA2023020679890), Feb 3, 2023: DOWNLOCK SWITCH. DEFECTIVE. RIGHT MLG LANDING GEAR RETRACTION: AFTER SELECTING THE GEAR UP, A AMBER X DISPLAYED ON THE RIGHT MAIN GEAR ALONG WITH A GEAR DISAGREE R APPEARED AS A AMBER CAS - [SDR DXTA2023020279710](https://openairdocs.org/sdr/DXTA2023020279710), Feb 1, 2023: NOT ENTERED. NOT ENTERED. EMERGENCY LIGHTING: THE EXIT SIGN OVER THE MAIN CABIN DOOR AS WELL AS THE STRIP LIGHT UNDER SEAT 10 REMAIN ON WITH THE EMER LTS SW IS IN THE OFF POSITION. ALL O - [SDR DXTA2022122176770](https://openairdocs.org/sdr/DXTA2022122176770), Dec 20, 2022: CONNECTOR. OUT OF POSITION. LANDING NORMAL, AFTER TOUCHDOWN & APPLYING NORMAL BRAKING & THRUST REVERSING, ACFT BEGIN VEERING OFF CENTERLINE RIGHT. LT BRAKE PEDAL SEEMED TO BE FLAT, NO PRES - [SDR DXTA2022090769490](https://openairdocs.org/sdr/DXTA2022090769490), Sep 2, 2022: APU. DAMAGED. APU BLEED AIR: AFTER NORMAL STARTUP WHEN APU BLEED AIR SELECTED SMOKE FILLED THE CABIN AND COCKPIT (PER CREW, POST FLIGHT, NO PAX ON BOARD) // SIGNOFF// REPLACE - [SDR DXTA2022080967640](https://openairdocs.org/sdr/DXTA2022080967640), Aug 12, 2022: PUSHROD. OUT OF ADJUST. MAIN DOOR HANDLE: REPEAT WRITE UP, NUMBER 2. REFERENCE THE WRITE UP ON 08/02/2022. MAIN DOOR HANDLE WILL NOT MOVE IN ORDER TO LATCH DOOR. NEITHER OUTSIDE OR INS - [SDR DXTA2022080267290](https://openairdocs.org/sdr/DXTA2022080267290), Aug 2, 2022: DOOR LATCH. DEFECTIVE. MAIN DOOR HANDLE: MAIN DOOR HANDLE WILL NOT MOVE IN ORDER TO LATCH DOOR. NEITHER INSIDE OR OUTSIDE HANDLES WORK.//CORRECITVE ACTION//REMOVED AND REPLACED FORWAR - [SDR DXTA2022032959190](https://openairdocs.org/sdr/DXTA2022032959190), Mar 29, 2022: UPLOCK SWITCH. DEFECTIVE. RIGHT MLG LANDING GEAR EXTENSION: DURING FLIGHT AT 4000' 250 KIAS IN CONTINUOUS CHOP SPEED TAPE TURNED RED AND AUTO THROTTLES REDUCED TO 210 THREE TIMES DUE TO - [SDR DXTA2021110151110](https://openairdocs.org/sdr/DXTA2021110151110), Oct 29, 2021: NONE. NONE. MAIN EXIT SIGN/LIGHT: AFTER FLIGHT WITH AIRCRAFT POWERED DOWN EMERGENCY EXIT LIGHT OVER MAIN CABIN DOOR REMAINS ON.///REMOVED AND REPLACED COCKPIT, FWD AND AFT - [SDR DXTA2020031103537](https://openairdocs.org/sdr/DXTA2020031103537), Mar 4, 2020: MANIFOLD. MALFUNCTIONED. ALL LANDING GEAR RETRACTION DID NOT RETRACT - LANDING GEAR WILL NOT RETRACT ***CORRECTIVE ACTION*** INSPECTED AIRCRAFT FOUND BLOW DOWN BOTTLE SHEAR WIRE-BROKEN. - [SDR DXTA202003043537](https://openairdocs.org/sdr/DXTA202003043537), Mar 3, 2020: MANIFOLD. FAULTY. ALL LANDING GEAR RETRACTION DID NOT RETRACT - LANDING GEAR WILL NOT RETRACT ***CORRECTIVE ACTION*** INSPECTED AIRCRAFT FOUND BLOW DOWN BOTTLE SHEAR WIRE-BROKEN. - [SDR DXTA201904230182](https://openairdocs.org/sdr/DXTA201904230182), Apr 23, 2019: FAIRING. DAMAGED. DURING CHECKLIST DAMAGE WAS FOUND TO COMPOSITE PANELS ON UNDERSIDE OF AFT FUSELAGE AREA. ACCOMPLISHED AQRD ENGINEERING REPAIR ORDER NO. ERO-103261 DATED APRIL 1 - [SDR DXTA201904230181](https://openairdocs.org/sdr/DXTA201904230181), Apr 23, 2019: CAP. ERODED. RIGHT HORIZONTAL STAB DAMAGED- RIGHT LEADING EDGE HORIZONTAL STAB APPEARS DAMAGED AT THE TIP. ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DQ1922M1 DATED AP - [SDR DXTA201904230180](https://openairdocs.org/sdr/DXTA201904230180), Apr 23, 2019: CAP. ERODED. RIGHT HORIZONTAL STAB DAMAGED - RIGHT LEADING EDGE HORIZONTAL STAB APPEARS DAMAGED AT THE TIP. ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DQ1922M1 DATED A - [SDR DXTA2018031500713](https://openairdocs.org/sdr/DXTA2018031500713), Mar 14, 2018: UPLOCK SWITCH. FAILED. RIGHT GEAR DISAGREE, AMBER CAS ILLUMINATED INFLIGHT. GEAR DISAGREE RT CAS MESSAGE ILLUMINATED. RIGHT MAIN GEAR INDICATION CHANGED TO CROSSHATCH, IAS TURNED RED, ## 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.