# N936QS: 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: 680A0365
- Year built: 2023
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: October 30, 2023
- Certificate issued: November 21, 2023
- Expires: November 30, 2030
- Mode S code: ACFD62
- Owner type: Co-owned
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=936QS
- Page: https://openairdocs.org/aircraft/N936QS

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 N936QS.

## FAA accident and incident reports

None matched to N936QS.

## Reports on N936QS not matched to an aircraft (1)

They name N936QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20030530017339I](https://openairdocs.org/incident/20030530017339I), May 30, 2003: Cessna 750 (N936QS), Newburgh, NY. (-23) This was an operational check flight (ocf) approved by Mr. Breant owens and released by mindi from eja dispatch. The ocf was on the pitch feel fail…

## Service difficulty reports (6)

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 DXTA2025091704961](https://openairdocs.org/sdr/DXTA2025091704961), Sep 14, 2025: ACTUATOR. DEFECTIVE. DURING LANDING GEAR EXTENSION WE RECEIVED GEAR DISAGREE L CAS MESSAGE FOLLOWED BY CROSS HATCHED LEFT MAIN GEAR INDICATION. FOLLOWED THE QRH USING THE LANDING GE
- [SDR 2025F00048](https://openairdocs.org/sdr/2025F00048), Feb 21, 2025: FLANGE. CHAFED. RH ENGINE BYPASS DUCT FLANGE FRETTING.
- [SDR DXTA2025012802112](https://openairdocs.org/sdr/DXTA2025012802112), Jan 25, 2025: ARM. FOD. MAIN DOOR: THE MAIN CABIN DOOR DOES NOT FALL OPEN ON ITS OWN WHEN TRYING TO OPEN FROM THE OUTSIDE OR THE INSIDE. CORRECTIVE ACTION: CLEANED DEBRIS BUILD UP AND 
- [SDR DXTA2024123101725](https://openairdocs.org/sdr/DXTA2024123101725), Dec 27, 2024: BATTERY PACK. NO TEST. CABIN EMERG LIGHT: AFTER 2 30 MIN CHARGES TO THE EMERGENCY LIGHT SYSTEM. WE SHUT THE AIRCRAFT DOWN, TESTED THE LIGHTS AND NONE TURNED ON. CORRECTIVE ACTION: REP
- [SDR DXTA2024122401626](https://openairdocs.org/sdr/DXTA2024122401626), Dec 20, 2024: LIGHT. NO TEST. FIRST FLIGHT OF THE DAY EMERGENCY LIGHT TEST FAILED FOLLOWED QRH PROCEDURE, LIGHTS CHECKED OK COMPLIED WITH EMERGENCY LIGHTING POWER SUPPLY BATTERY EXERCISE PRO
- [SDR DXTA2024010810552](https://openairdocs.org/sdr/DXTA2024010810552), Jan 7, 2024: UNKNOWN. UNKNOWN. LAV EMERG LIGHT: DURING PRE FLIGHT TURNED ON THE EMER LTS TO ON AND THE LAV TOE KICK LIGHT DID NOT ILLUMINATE. POWERED UP AC AND TURNED EMER LIGHTS ON LAV TOE K

## Service difficulty reports on N936QS not matched to an aircraft (29)

They name N936QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DXTA2011030304488](https://openairdocs.org/sdr/DXTA2011030304488), Mar 3, 2011: BUNGEE. BINDING. JAMMED ELEVATOR CONTROL IN FLIGHT. REQUIRED FLIGHT CONTROLS TO BE SPLIT IN FLIGHT. R & R THE VARIABLE FEEL BUNGEE ON RT ELEVATOR IAW THE MM CH 27-33-00. OPS CHE
- [SDR DXTA2008121503401](https://openairdocs.org/sdr/DXTA2008121503401), Dec 15, 2008: CONTROLLER. INOPERATIVE. WHEN FLAPS SELECTED TO 5 DEGREES FOR LANDING, THEY FAILED . PRESSED BUTTON AND FAILED AGAIN PRESSED RESET BUTTON 3 TIMES WITHIN 3 SECONDS AND REMAINED FAILED, R
- [SDR DXTA2008121603401](https://openairdocs.org/sdr/DXTA2008121603401), Dec 15, 2008: FLAP SYSTEM. FAILED. WHEN FLAPS SELECTED TO 5 DEGREES FOR LANDING THEY FAILED.
- [SDR DXTA200812163401](https://openairdocs.org/sdr/DXTA200812163401), Dec 15, 2008: FLAP SYSTEM. FAILED. WHEN FLAPS SELECTED TO 5 DEGREES FOR LANDING THEY FAILED.
- [SDR DXTA200803115](https://openairdocs.org/sdr/DXTA200803115), Jun 12, 2008: COMPUTER. MALFUNCTIONED. FGC B FAIL IN FLT USED CHECKLIST PROCEDURES WITH FGC B FAIL WE ALSO LOST CO PILOTS FLT DIRECTOR, FMS WENT TO SINGLE OPERATION, FWC FAIL, PILOT SIDE AIRSPEED IND
- [SDR DXTA200803077](https://openairdocs.org/sdr/DXTA200803077), May 22, 2008: WARNING SYSTEM. ACTIVATED. "FGC- B FAIL" CAS MESSAGE CAME ON 45 MIN INTO FLIGHT. DID NOT RESET.
- [SDR DXTA200802837](https://openairdocs.org/sdr/DXTA200802837), Feb 4, 2008: PCU. MALFUNCTIONED. ROLL CONTROL FEELS ABNORMAL. CONTROLS ARE BINDING, THEN RELEASING. ESPECIALLY NOTICEABLE DURING SLOW FLIGHT. REMOVED AND REPLACED LT AND RT AILERON PCU'S IAW MM
- [SDR DXTA200702526](https://openairdocs.org/sdr/DXTA200702526), Oct 5, 2007: CIRCUIT BREAKER. FAILED. CLIMBING THROUGH 17,000 FT, X'S APPEARED IN CAPTAINS PFD ON AIRSPEED & ALTIMETER TAPES, ADC1 FAIL MESSAGE APPEARED ON FMS SCRATCH PAD, FADEC FAIL L-R, MESSAGE A
- [SDR DXTA200702462](https://openairdocs.org/sdr/DXTA200702462), Sep 10, 2007: BRAKE ASSY. DRAGGING. DURING HIGH SPEED TAXI CHECK AT 80 KTS, APPLIED LIBERAL BRAKING AND TAXIED TO FBO USING MINIMAL BRAKING. AFTER EXITING AIRCRAFT WE NOTICED LT WHEEL WAS SMOKING 
- [SDR DXTA200702179](https://openairdocs.org/sdr/DXTA200702179), May 5, 2007: ACM. SMOKE. CABIN PACK SENDING SMOKE INTO THE CABIN. ON GROUND AT KIAH AFTER FLIGHT FROM KPDK, INSTALLED REPAIRED ACM IAW CESSNA 750 MM CH 21-51-00.
- [SDR DXTA200701871](https://openairdocs.org/sdr/DXTA200701871), Jan 21, 2007: BEARING. DAMAGED. STRONG FUMES IN THE COCKPIT, NO VISIBLE SMOKE. FUMES STRONGEST WITH ENGINE POWER HIGH. FUMES ARE LOCALIZED IN COCKPIT AREA NOT NOTICEABLE IN CABIN AREA. NO DIVE
- [SDR DXTA200701852](https://openairdocs.org/sdr/DXTA200701852), Jan 12, 2007: LINE. LEAKING. DURING CRUISE FLIGHT AMBER CAS MESSAGE HYD A VOL LOW APPEARED.QUANTITY WAS 16% AND FALLING CREW ACCOMPLISHED CHECKLIST AND LANDED. FOUND LEFT T/R PRESSURE LINE 
- [SDR DXTA200601796](https://openairdocs.org/sdr/DXTA200601796), Dec 13, 2006: APU. FIRE. WHILE ON GROUND APU FIRE. SHUTTING DOWN APU EXTINGUISHED FIRE. REPLACED APU.
- [SDR DXTA200601729](https://openairdocs.org/sdr/DXTA200601729), Nov 15, 2006: A/C PACK. LEAKING. COCKPIT PAC EMITS A STRONG OIL ODOR, ESPECIALLY AT LOWER ALTITUDES. REMOVED AND REPLACED COCKPIT ACM IAW MM CHAPTER 21-51-00. REMOVED AND REPLACED BOTH COALESCE
- [SDR DXTA200601551](https://openairdocs.org/sdr/DXTA200601551), Aug 12, 2006: ACM. SEIZED. DURING FLIGHT, CABIN FILLED WITH WHITE/GRAYISH SMOKE DURING LANDING. UPON INSPECTION, FOUND CABIN PACK OIL SIGHT GLASS BLACK. REPLACED FWD (CABIN) ACM WITH EXCH
- [SDR DXTA200601246](https://openairdocs.org/sdr/DXTA200601246), Feb 14, 2006: YOKE. BINDING. CONTROL YOKE BINDS WITH A RACHET FEEL IN FLIGHT, IT IS MORE NOTICABLE ON LEFT YOKE. WITH AUTO PILOT ENGAGED A BUMPING CAN BE FELT ON LEFT CONTROL YOKE, NOT ON R
- [SDR 2005FA0001522](https://openairdocs.org/sdr/2005FA0001522), Oct 24, 2005: HINGE BRACKET. CORRODED. DURING RECENT INSPECTION CORRODED HARDWARE WAS FOUND ON AILERON. AFTER AILERON WAS REMOVED HEAVY GALLING WAS FOUND ON OUTBOARD HINGE SUPPORT AND AILERON FITTING
- [SDR DXTA200500866](https://openairdocs.org/sdr/DXTA200500866), Jul 26, 2005: WINDSHIELD. FAILED. DESCENDING THROUGH APPROXIMATELY 37000 FT WINDSHIELD HEAT INOP RT CAS MESSAGE ILLUMINATED SHORTLY AFTERWARDS A LAMINATE LAYER OF THE RIGHT WINDSHIELD SHATTERED.
- [SDR DXTA200500841](https://openairdocs.org/sdr/DXTA200500841), Jul 15, 2005: BATTERY PACK. INTERMITTENT. EMERGENCY LIGHTING SYSTEM NOT WORKING PROPERLY. WITH SWITCH IN ARM, EXTERIOR LIGHTS ILLUMINATE AND BACK HALF OF CABIN LIGHTS ILLUMINATE. FOUND 5G SWITCH ACTIVAT
- [SDR DXTA200500727](https://openairdocs.org/sdr/DXTA200500727), May 15, 2005: HOSE. MALFUNCTIONED. UPON RETRACTING GEAR AFTER TAKEOFF THE AMBER HYD LOW A CAS MESSAGE ILLUMINATED QUANTITY SHOWED 1 PERCENT AFTER RUNNING THE CHECKLIST AND BLOWING DOWN THE GEAR T
- [SDR DXTA200500720](https://openairdocs.org/sdr/DXTA200500720), May 12, 2005: LANDING GEAR. DAMAGED. NOSE GEAR MAKES A LOUD THUMP ON CLIMBOUT AND DESCENT WITH GEAR IN THE UP POSITION.
- [SDR DXTA200500655](https://openairdocs.org/sdr/DXTA200500655), Mar 31, 2005: BARREL. SCORED. DURING CLIMBOUT HEARD A THUMP FROM THE NOSE GEAR. NOTICED THE UNLOCK LIGHT ILLUMINATED. THE UNLOCK LIGHT STAYED ON FOR THE DURATION OF THE FLIGHT UNTIL DESCENT 
- [SDR DXTA200500628](https://openairdocs.org/sdr/DXTA200500628), Mar 12, 2005: UPLOCK SWITCH. OUT OF ADJUST. UPON GEAR RETRACTION, HEARD THUMP GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH. FOUND NOSE LANDING GEAR UPLOCK SWITCH OUT OF ADJUSTMENT. ADJUSTED NLG UPLOCK SWITCH IA
- [SDR DXTA200500524](https://openairdocs.org/sdr/DXTA200500524), Jan 10, 2005: STRUT. DISCHARGED. AFTER TAKEOFF GEAR HANDLE WOULD NOT COME UP. FOUND NOSE STRUT NOT PROPERLY SERVICED. SERVICED NOSE STRUT IAW CESSNA 750 MM 12-10-38. CYCLED GEAR MULTIPLE TIMES,
- [SDR DXTA200500513](https://openairdocs.org/sdr/DXTA200500513), Jan 4, 2005: LIMIT SWITCH. OUT OF RIG. GEAR HANDLE WOULD NOT COME UP ON DEPARTURE. GEAR SIGNED DOWN AND LOCKED (THREE GREEN). PERFORMED RIG PROCEDURE ON ALL 3 SQUAT SWITCHES. PERFORMED FUNCTIONAL CHE
- [SDR DXTA200400306](https://openairdocs.org/sdr/DXTA200400306), May 3, 2004: COALESCER BAG. CONTAMINATED. WHILE ENROUTE PASSENGERS SMELLED A BURNING ODOR COMING FROM THE FORWARD PASSENGER SEATING AREA. THE ODOR WAS COMING AND GOING AND HAD AN ODOR OF BURNED INSULATI
- [SDR DXTA200300152](https://openairdocs.org/sdr/DXTA200300152), Nov 4, 2003: ENGINE. FLAMED OUT. DURING TAKE-OFF LT ENGINE CHIP DETECTOR AMBER CAS MESSAGE CAME ON. ABORTED TAKE-OFF. REMOVED AND REPLACED LEFT HAND ENGINE IAW CESSNA 750 MAINTENANCE MANUAL CHA
- [SDR DXTA200300147](https://openairdocs.org/sdr/DXTA200300147), Oct 24, 2003: SPACER. MISSING. AFTER TAKE-OFF DURING GEAR RETRACTION ONLY THE LEFT MAIN RETRACTED, AN ATTEMPT WAS MADE TO CYCLE THE GEAR AND WHEN HANDLE WAS PUT IN THE DOWN POSITION THREE GRE
- [SDR 20000814SH011](https://openairdocs.org/sdr/20000814SH011), Jul 19, 2000: COUPLER. MELTED. CREW MEMBER TURNED ON CABIN COFFEEMAKER, PACIFIC SYSTEMS P/N 1322-1-55 SWITCH PANEL, SHORTLY THEREAFTER, THERE WAS SMOKE IN THE AREA OF 1322 SWITCH PANEL. CREWM

## 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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