# N931QS: 2023 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: 680A0360
- Year built: 2023
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 15, 2023
- Certificate issued: October 3, 2023
- Expires: October 31, 2030
- Mode S code: ACEACF
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=931QS
- Page: https://openairdocs.org/aircraft/N931QS

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 N931QS.

## 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 20240929017649I](https://openairdocs.org/incident/20240929017649I), Sep 29, 2024: Textron Aviation Inc 680A (N931QS), Concord, CA, No damage. Concord, CA (ccr): [privacy data omitted], san-ccr, reported striking Multiple large white birds on short final to runway 19R. Landed without issue. The…

## Service difficulty reports (9)

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 DXTA2026080409094](https://openairdocs.org/sdr/DXTA2026080409094), Aug 1, 2026: UPLOCK SWITCH. DEFECTIVE. SELECTED GEAR UP AFTER TAKEOFF AND RECIEVED AN AMBER GEAR DISAGREE N CAS ALONG WITH A YELLOW SHADED BOX NOSE GEAR INDICATION ON MFD. QRH PROCEDURE COMPLETED. CO
- [SDR DXTA2025122306223](https://openairdocs.org/sdr/DXTA2025122306223), Dec 20, 2025: DOOR. FALSE INDICATION. AFTER USING THE CABIN DOOR FAILS TO LIFT ABNORMAL CHECKLIST TO CLOSE THE MAIN CABIN DOOR, THE AMBER CABIN DOOR OPEN CAS MESSAGE AND AMBER LIGHT ON THE DOOR REMA
- [SDR DXTA2024122001565](https://openairdocs.org/sdr/DXTA2024122001565), Dec 16, 2024: SERVO CONTROL. INOPERATIVE. CLIMBING THROUGH 39,000 FT WHILE DOING A LEFT TURN. WHEN WINGS ARE RETURNING TO LEVEL THERE IS A BIND IN THE CONTROLS AND THEN A RELEASE. ONLY HAPPENS WITH AUTO
- [SDR DXTA2024100300734](https://openairdocs.org/sdr/DXTA2024100300734), Oct 2, 2024: HANDLE. STUCK. DOOR HANDLE IS STUCK IN THE OPEN POSITION AND CAN NOT BE SHUT. THE HANDLE IS NOT MOVING FROM THE INSIDE OR OUTSIDE. LOOKS LIKE A LOCKING PIN IS STUCK, DOOR WILL
- [SDR DXTA2024032511295](https://openairdocs.org/sdr/DXTA2024032511295), Mar 23, 2024: SENSOR. DEFECTIVE. YELLOW CABIN DOOR OPEN CAUTION. VERIFIED PINS ALL SEATED. CYCLED DOOR USING CHECKLIST PROCEDURES. CHECK HANDLE/PUSH TO OVERRIDE LIGHTS DID NOT FLASH. CLOSED DOO
- [SDR DXTA2024021210862](https://openairdocs.org/sdr/DXTA2024021210862), Feb 10, 2024: DOOR. MALFUNCTIONED. MAIN DOOR: AMBER CABIN DOOR OPEN AND WHITE CHECK DOOR MESSAGE DISPLATED. QRH RESET PROCEDURE DOES NOT CLEAR MESSAGES. ALL DOOR PINS ARE IN CLOSED POSITION. PERF
- [SDR DXTA2024011510608](https://openairdocs.org/sdr/DXTA2024011510608), Jan 13, 2024: UNKNOWN. UNKNOWN. FLOOR EMERG EXIT LIGHT: FLOOR EMERGENCY EXIT LIGHT AT SEAT 5 IS INOPERATIVE. DOES NOT ILLUMINATE WITH THE EMERGENCY LIGHTING SYSTEM OR THE NORMAL CLARITY PATH L
- [SDR DXTA2023121110302](https://openairdocs.org/sdr/DXTA2023121110302), Dec 9, 2023: UNKNOWN. UNKNOWN. CABIN DOOR OPEN AMBER CAS MESSAGE AND AMBER LIGHT ON DOOR WILL NOT EXTINGUISH. THE CHECK HANDLE/PUSH TO OVERRIDE LIGHT WOULD NOT FLASH WHEN THE CHECKLIST PROCED
- [SDR DXTA2023113010182](https://openairdocs.org/sdr/DXTA2023113010182), Nov 29, 2023: UNKNOWN. UNKNOWN. CABIN DOOR OPEN AMBER CAS MESSAGE IS DISPLAYED AND WILL NOT EXTINGUISH USING AFM PROCEDURE. PERFORMED INITIAL OPERATIONAL CHECK AND FOUND CABIN DOOR OPEN LED DI

## Service difficulty reports on N931QS not matched to an aircraft (29)

They name N931QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DXTA2014021105647](https://openairdocs.org/sdr/DXTA2014021105647), Feb 10, 2014: COALESCER BAG. DIRTY. STRONG MUSTY MILDEW SMELL COMING THROUGH AIR CONDITIONING SYS. REMOVED, CLEANED & RE-INSTALLED NR 1 & NR 2 ACM WATER SEPARATOR COALESCER SOCKS IAW MM 12-10-01. 
- [SDR DXTA2013110405559](https://openairdocs.org/sdr/DXTA2013110405559), Oct 13, 2013: ACCESS PANEL. CORRODED. WING ACCESS PANEL CORRODED. REPAIRED IAW S-750-0064/22RD.
- [SDR DXTA2013040105345](https://openairdocs.org/sdr/DXTA2013040105345), Mar 29, 2013: FLAP SYSTEM. MALFUNCTIONED. SELECTING FLAPS 5 TO 15 HAD FLAPS FAIL CAS MESSAGE. WOULD NOT RESET FOLLOWED CHECKLIST AND LANDED. FOLLOWING ACFT RESTART FOR TAXI REPO. NO FLAP FAULTS PRESENT.
- [SDR 2012FA0000330](https://openairdocs.org/sdr/2012FA0000330), May 10, 2012: WATER SEPARATOR. CORRODED. BOTH LT AND RT WATER SEPARATOR HAVE CORROSION UNDER INSULATION PN 5715526-8. THIS IS AN AREA THAT IS NOT NORMALLY LOOKED AT DURING THE WATER SOCK CLEANING/ REST
- [SDR DXTA2010112204312](https://openairdocs.org/sdr/DXTA2010112204312), Nov 18, 2010: LINE. CHAFED. FUEL BOOST ON LT EICAS MESSAGE ILLUMINATED IN FLIGHT AT 41000 FT. FOUND FUEL LINE COUPLINGS AND PINS CHAFED. REMOVED AND REPLACED LINE IAW MM 28-20-01.
- [SDR DXTA2010102904282](https://openairdocs.org/sdr/DXTA2010102904282), Oct 23, 2010: A/C PACK. INOPERATIVE. CABIN PAC TEMPERATURE CLIMBS UNCONTROLLABLY. SMOKE PRESENT IN COCKPIT. R & R CABIN (FWD) ACM IAW MM 21-52-00. OPS & LEAK CHECKED GOOD.
- [SDR DXTA2010022404000](https://openairdocs.org/sdr/DXTA2010022404000), Feb 23, 2010: WINDSHIELD. SPARKS. "PITOT HTR FAIL SB" AMBER CAS MESSAGE ILLUMINATED IN FLIGHT. FGC A FAILED PRIOR TO SB PITOT HEATER. LARGE STATIC ELECTRIC SPARKS OBSERVED ON WINDSHIELD PRIOR TO
- [SDR 2009FA0000809](https://openairdocs.org/sdr/2009FA0000809), Oct 1, 2009: WARNING LIGHT. ILLUMINATED. AMBER CAS "FUEL TEMP L" ILLUMINATED DURING FLIGHT - REDUCED POWER PER CHECKLIST.
- [SDR DXTA200809083269](https://openairdocs.org/sdr/DXTA200809083269), Sep 8, 2008: TRIM SYSTEM. FAILED. DURING DESCENT " AUTOPILOT STAB TRIM FAIL" AMBER CAS MSG CAME ON. PRESSED AUTOPILOT DISENGAGE SWITCH AND CONTINUED TO LANDING WITH AUTOPILOT OFF. STAB TRIM WORK
- [SDR DXTA200803269](https://openairdocs.org/sdr/DXTA200803269), Sep 8, 2008: WARNING SYSTEM. ACTIVATED. DURING DESCENT AUTOPILOT STAB TRIM FAIL AMBER CAS MSG CAME ON.
- [SDR DXTA200807233196](https://openairdocs.org/sdr/DXTA200807233196), Jul 23, 2008: ACM. CONTAMINATED. AFTER INITIAL START OF APU UPON OPENING BLEED AIR AND ISOLATION VALVE, LT LWR COCKPIT AREA BEGAN FILLING WITH BLUE/GREY SMOKE AND UPON SHUTDOWN OF APU AND CLOSI
- [SDR DXT2008F00000](https://openairdocs.org/sdr/DXT2008F00000), Jul 23, 2008: UNKNOWN. SMOKE. AFTER INITIAL START OF APU UPON OPENING BLEED AIR AND ISOLATION VALVE, LT LOWER COCKPIT AREA BEGAN FILLING WITH BLUE/GREY SMOKE AND UPON SHUTDOWN OF APU AND CLO
- [SDR DXTA200803153](https://openairdocs.org/sdr/DXTA200803153), Jun 28, 2008: ACM. MALFUNCTIONED. AIRFLOW VERY POOR ON GROUND WHEN ISOLATING EACH PAC, COCKPIT PAC FLOW SEEMS LESS THAN CABIN PAC. ODOR LIKE BURNING OIL. REMOVED AIR CYCLE MACHINE. INSTALLED REP
- [SDR DXTA20082886](https://openairdocs.org/sdr/DXTA20082886), Feb 15, 2008: ACM. LEAKING. DURING TAXI CABIN FILLED WITH SMOKE. FWD ACM SUSPECTED. REMOVED AND REPLACED CABIN (FWD) ACM. OPS AND LEAK CHECKS GOOD IAW MM 21-11-00.
- [SDR DXTA200802846](https://openairdocs.org/sdr/DXTA200802846), Feb 7, 2008: STRUT. UNDERSERVICED. 1) RIGHT AFTER TAKEOFF, A LOUD NOISE WAS HEARD COMING FROM THE NOSE WHEEL. TROUBLESHOT TO NOSE STRUT SERVICE LOW, SERVICED. PERFORMED OPS CHECK AND CHECKS GOOD.
- [SDR DXTA200702218](https://openairdocs.org/sdr/DXTA200702218), May 27, 2007: UPLOCK. OUT OF TOLERANCE. DURING CRUISE, HEARD AND FELT BUMPING OF THE PLANE. DURING DESCENT FELT AND HEARD A LOUD BUMP AND HAD A MOMENTARY NOSE GEAR RED UNLOCK LIGHT. PERFORMED GEAR BUM
- [SDR DXTA200702153](https://openairdocs.org/sdr/DXTA200702153), Apr 27, 2007: UNKNOWN. SMOKE. ON GROUND WITH APU RUNNING, CABIN PAC OFF, CABIN FILLED WITH SMOKE. [SUP 05-03-07] TO FAILED CABIN PAC AIRCYLE MACHINE. WHILE T/S FOUND LP BLEED AIR ISULATION V
- [SDR DXTA200702143](https://openairdocs.org/sdr/DXTA200702143), Apr 26, 2007: ACM. SMOKE. FOWL ODOR & LIGHT VISIBLE SMOKE IN CABIN COMING FROM ACMS. REMOVED AND REPLACED CABIN AIR CYCLE MACHINE. OPS. AND LEAK CHECKED GOOD. IAW. 750 M/M CH. 21-51-00. 
- [SDR DXTA200702045](https://openairdocs.org/sdr/DXTA200702045), Mar 22, 2007: LANDING GEAR. UNKNOWN. WHEN GEAR SELECTED DOWN THE LT MAIN GREEN LIGHT DID NOT ILLUMINATE. THE EMERGENCY GEAR BLOW DOWN WAS PULLED. RESET & SERVICED GEAR BLOW DOWN SYSTEM & BOTTLE. RE
- [SDR DXTA200601431](https://openairdocs.org/sdr/DXTA200601431), Jun 5, 2006: DISPLAY. FAILED. NR 1 PFD VIBRATION ON TAKEOFF ROLL MOMENTARILY WENT BLANK. REMOVED AND REPLACED NR 1PFD WITH SERVICEABLE UNIT FROM MFG RS NR LV2R992K IAW MM CHAP.34-25-01- OP'S
- [SDR DXT2006F00000](https://openairdocs.org/sdr/DXT2006F00000), May 18, 2006: HOSE. RUPTURED. AC TOOK OFF AND ATTEMPTED TO RETRACT THE LANDING GEAR. THE CREW THEN NOTICED THAT THE NOSE GEAR DID NOT RETRACT AND THE AIRCRAFT LOST HYDRAULIC FLUID FROM THE (
- [SDR DXTA200601396](https://openairdocs.org/sdr/DXTA200601396), May 17, 2006: HOSE. RUPTURED. HYD VOLUME LOW (A) CAS MESSAGE. HYD QUANTITY INDICATES ZERO AFTER GEAR RETRACTION. NOSE GEAR DID NOT RETRACT. REPLACED NOSE STEERING UNIT CENTERING HOSE DUE TO 
- [SDR DXTA200500950](https://openairdocs.org/sdr/DXTA200500950), Sep 1, 2005: BRAKE ASSY. MALFUNCTIONED. BRAKE PEDALS ON LEFT AND RIGHT GO ALL THE WAY TO THE STOPS WHEN PRESSURE IS APPLIED, BRAKES FELT SPONGEY. PERFORMED VISUAL INSPECTION OF BRAKES, NO DEFECTS NOTE
- [SDR DXTA200400462](https://openairdocs.org/sdr/DXTA200400462), Nov 30, 2004: TRIM SCALE. WARNING LIGHT. ON TAKEOFF ROLL JUST BELOW V1, RED MASTER WARNING ILLUMINATED WITH RED NO TAKEOFF EICAS MESSAGE. AFTER ABORTING T/O AND EXITING RUNWAY, NO ABNORMALITIES NOTED O
- [SDR DXTA200400399](https://openairdocs.org/sdr/DXTA200400399), Sep 19, 2004: FLAP. STUCK. DURING APPROACH THE (FLAP FAIL) CAS AND FLAPS STUCK AT APPROX. 4 DEGREES, SLAT NORMAL. REMOVED AND REPLACED THE LEFT HAND NR 4 ACTUATOR & GEARBOX WITH OVERHAULE
- [SDR DXTA200300127](https://openairdocs.org/sdr/DXTA200300127), Sep 26, 2003: BOLT. FAILED. CLIMBING THROUGH FL360 THE NLG ATTEMPTED TO EXTEND & RETRACT ITSELF REPEATEDLY. GEAR UNSAFE RED LIGHT CAME ON & OFF EACH TIME, BLEW GEAR DOWN PNEUMATICALLY ON A
- [SDR DXTA200300114](https://openairdocs.org/sdr/DXTA200300114), Sep 12, 2003: WARNING LIGHT. ILLUMINATED. DURING TAKE OFF "YAW DAMPER LOWER-OFF" CAS MESSAGE CAME ON, ABORTED TAKE OFF. - PURGED OUT PITOT TUBES FOR WATER AND DEBRIS, COMPLIED WITH YAW DAMPER OPS CHECK 
- [SDR DXTA200300106](https://openairdocs.org/sdr/DXTA200300106), Aug 28, 2003: MANIFOLD. DAMAGED. DESCENDING THRU FL180 AN UNCOMMANDED EXTENSION OF GEAR WAS EXPERIENCED (GEAR DID NOT FULLY EXTEND) GOT UNLOCKED LIGHT THEN GEAR RETRACTED. - TROUBLESHOT AND FOU
- [SDR DXT2002F00004](https://openairdocs.org/sdr/DXT2002F00004), Oct 8, 2002: MANIFOLD. INOPERATIVE. AFTER 1.5 HOURS AT FL430, WHILE DESCENDING THROUGH FL180 AT 240 KNOTS, THE CREW HEARD A LOUD RUSHING NOISE FROM FRONT OF THE AIRCRAFT AND THE NOSE GEAR LIGHT CA

## 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

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