# N953QS: 2024 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: 680A0397
- Year built: 2024
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: July 2, 2024
- Certificate issued: February 4, 2025
- Expires: February 29, 2032
- Mode S code: AD413B
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=953QS
- Page: https://openairdocs.org/aircraft/N953QS

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 N953QS.

## FAA accident and incident reports

None matched to N953QS.

## Service difficulty reports (2)

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 DXTA2026092209788](https://openairdocs.org/sdr/DXTA2026092209788), Sep 18, 2026: LANDING GEAR. SLOW. UPON GEAR RETRACTION THE MAIN GEAR APPEARS TO COME UP NORMAL WITHOUT ISSUE. THE NOSE GEAR IS THE LAST TO LOCK UP AND MAKES A STRAINING NOISE THE LAST FEW SECOND
- [SDR DXTA2026011506522](https://openairdocs.org/sdr/DXTA2026011506522), Jan 12, 2026: DOOR SEAL. LEAKING. REPEAT WRITEUP. MAIN CABIN DOOR BEGINS TO WHISTLE AT 2.3 PSI TIL 2.0 PSI DURING EVERY DESCENT. SEE ATTACHED VIDEO. CORRECTIVE ACTION: REMOVED PRIMARY DOOR SEAL 

## Service difficulty reports on N953QS not matched to an aircraft (26)

They name N953QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DXTA2014021205649](https://openairdocs.org/sdr/DXTA2014021205649), Feb 10, 2014: SKIN. CORRODED. CORROSION FOUND ON LOWER WING SKIN. REPAIRED CORROSION IAW S-750-0153 13RD.
- [SDR DXTA2013071705450](https://openairdocs.org/sdr/DXTA2013071705450), Jul 16, 2013: ACM. FAILED. ABOUT EIGHT MILES FROM LANDING, CREW SMELLED A STRONG BURNING ODOR. NO SMOKE SEEN. AN EMERGENCY DECLARED. SHUT THE CABIN PACK OFF, IT WAS THE ONLY PAC OPERATING
- [SDR DXTA2013071105441](https://openairdocs.org/sdr/DXTA2013071105441), Jul 10, 2013: UNKNOWN. ODOR. CLIMBING OUT OF FL 280, CREW DETECTED A HINT OF AN OZONE LIKE ODOR MOMENTARILY, IMMEDIATELY FOLLOWED BY A FADEC FAULT L A/B AND FADEC FAULT R A/B. RAN CHECKLIST
- [SDR DXTA2013021805294](https://openairdocs.org/sdr/DXTA2013021805294), Feb 18, 2013: CONTROL HANDLE. MALFUNCTIONED. CLIMBING THROUGH APPROX FL210 AT APPROX 310 KTS WITH AUTOPILOT ENGAGED THE SLATS EXTENDED UNCOMMANDED. FIRST INDICATION WAS THE "RUMBLE" THEY MAKE WHEN EXTENDED
- [SDR DXTA2012040204938](https://openairdocs.org/sdr/DXTA2012040204938), Mar 30, 2012: INVERTER. FAILED. WHILE VACUUMING WITH THE LEFT BATTERY "ON", A STRONG ACRID ELECTRICAL BURNING ODOR WAS COMING FROM THE REAR OF THE CABIN. FOUND THE STATIC INVERTER MAKING A BUZ
- [SDR 2010F00050](https://openairdocs.org/sdr/2010F00050), Feb 25, 2010: INDICATOR. ILLUMINATED. AT FL410 LT TR "ARM" AND "UNLOCK" LIGHTS ILLUMINATED, NO CAS MESSAGE. WITH THE STOW SWITCH IN "EMER STOW", THE "UNLOCK" LIGHT CYCLED ON/OFF EVERY 4-5 MINUTES.
- [SDR 2009FA0000777](https://openairdocs.org/sdr/2009FA0000777), Sep 8, 2009: TOTALIZER. MALFUNCTIONED. FUEL DISCREPENCY ENROUTE. FUEL TOTALIZER SHOWED 9700 LBS AT THE CHACKS BEFORE TAXI, DURING TAXI FUEL DROPPED TO 9400 LBS, AFTER TAKE-OFF FUEL SHOWS 10400 LBS AN
- [SDR DXTA2009081703761](https://openairdocs.org/sdr/DXTA2009081703761), Aug 14, 2009: A/C PACK. SMOKE. REDUCED PWR FOR DESCENT WHEN L PAC WENT TO HIGH. GOT A SMOKEY ODOR IN COCKPIT. SAW L PAC TEMP INCREASE. TURNED L PAC OFF AND ODOR DISSAPATED. NO ODOR IN REAR OF
- [SDR DXTA200802850](https://openairdocs.org/sdr/DXTA200802850), Feb 7, 2008: FLAP SYSTEM. CONTAMINATED. (FLAPS FAIL) CAS MESSAGE AFTER TAKEOFF WHEN FLAP LEVER SELECTED UP. CLEANED SAND AND OTHER DEBRIS FROM FLAP WELL. OPS CHECK GOOD AD NO BITE APPEARED AFTER SEVER
- [SDR 2008FA0000051](https://openairdocs.org/sdr/2008FA0000051), Jan 7, 2008: FLEX DRIVE. WORN. AIRCRAFT EXPERIENCED A FLAP FAIL MESSAGE AFTER TAKEOFF, DIVERTED FOR REPAIR AND THE PILOT ELECTED TO DECLARE AN EMERGENCY BEFORE LANDING. THE AIRCRAFT LANDED WI
- [SDR DXTA200802750](https://openairdocs.org/sdr/DXTA200802750), Jan 7, 2008: FLEX DRIVE. FAILED. FLAPS FAILED ANNUNCIATOR ILLUMINATED AFTER FLAP HANDLE SELECTED UP. FLAPS FAILED AT THE 0 INDICATION. REMOVED & REPLACED LT & RT NR 5 FLAP FLEX DRIVE CABLE ASSY
- [SDR DXTA200702493](https://openairdocs.org/sdr/DXTA200702493), Sep 22, 2007: STARTER. ARCED. DURING DESCENT & STARTING APU, BUS CTRL 2 FAIL CAS MESSAGE CAME ON. BUSS CONTROL SWITCH ON PANEL SWITCHED TO EMERGENCY AUTOMATICALLY WHILE OTHER ASSOCIATAED CAS
- [SDR DXTA200702267](https://openairdocs.org/sdr/DXTA200702267), Jun 15, 2007: UNKNOWN. UNKNOWN. RUD LIMIT FAIL B CAS MESSAGE IN FLIGHT / RUDDER LIMITED TO 20 PERCENT. [07-09-07] REMOVED AND REPLACED LOWER RUDDER LIMITER ACTUATOR IAW CE-750 M/M 27-23-00. OP
- [SDR DXTA200601435](https://openairdocs.org/sdr/DXTA200601435), Jun 8, 2006: FADEC. FAILED. AMBER (ENGINE O SPEED SHUTDOWN L) ILLUMINATED AFTER TO. AT APPROXIMATELY 400 FT. ALL ENGINE INDICATIONS WERE NORMAL EXCEPT (L) ITT WAS ERRATIC IN TO THROTTLE PO
- [SDR DXTA200500673](https://openairdocs.org/sdr/DXTA200500673), Mar 11, 2005: MANIFOLD. INOPERATIVE. AFTER TAKEOFF RETRACTED THE GEAR AND THE NOSE STAYED IN THE DOWN AND LOCKED POSITION WITH THE HANDLE IN THE UP POSITION. FOLLOWED THE CHECKLIST AND BLEW THE GEA
- [SDR DXTA200400456](https://openairdocs.org/sdr/DXTA200400456), Nov 22, 2004: FUEL FILTER. CLOGGED. FUEL FILTER BYPASS-R CAS MESSAGE CAME ON DURING THE T/O ROLL. INSPECTED PER ROLLS ROYCE MM 73-30-00200-801 AND FOUND THAT FUEL FILTER NEEDED TO BE REPLACED. REM
- [SDR DXTA200400450](https://openairdocs.org/sdr/DXTA200400450), Nov 18, 2004: COMPUTER. MALFUNCTIONED. IN FLIGHT AT 17,000 FT AND 320 KTS FELT A SHARP RUDDER KICK WITH THE AUTOPILOT ON, YD FAIL UPPER -B- AMBER CAS MESSAGE ILLUMINATED. REMOVED AND REPLACED -B- YSA
- [SDR DXTA200400447](https://openairdocs.org/sdr/DXTA200400447), Nov 10, 2004: POSITION SENSOR. INOPERATIVE. YD FAIL UPPER A CAS MESSAGE DURING CLIMB. DETERMINED UPPER RUDDER POSITION SENSOR -A- WITH FAULT. REPLACED SENSOR -A-, DUE TO CAS MESSAGE DURING CLIMB, WITH FAU
- [SDR DXTA200400434](https://openairdocs.org/sdr/DXTA200400434), Oct 29, 2004: PITOT TUBE. OBSTRUCTED. ABORTED TAKEOFF AT LESS THAN 80 KTS DUE TO AMBER FADEC REV ADC R CAS MESSAGE. OPERATED AIRCRAFT & NOTED NO FAULTS FOR A OR B FADEC. ENTERED MAINT PAGE & CHECKED
- [SDR DXTA200400424](https://openairdocs.org/sdr/DXTA200400424), Oct 14, 2004: FUEL FILTER. INOPERATIVE. FUEL FILTER BYPASS L CAS MESSAGE CAME ON AT POWER APPLICATION FOR TAKE-OFF ( NO NOTICABLE CHANGE IN ENGINE OPERATION, ABORTED TAKE OFF. INSTALLED NEW FILTER ELE
- [SDR 2004FA0000848](https://openairdocs.org/sdr/2004FA0000848), Sep 16, 2004: CAP. UNSCREWED. AT FLIGHT LEVEL 390, THE AIRCRAFT EXPERIENCED A JOLT AND THE LANDING GEAR UNLOCK LIGHT ILLUMINATED. THE PROBLEM WAS CAUSED BY THE NOSE LANDING GEAR DROPPING OUT
- [SDR DXTA200400396](https://openairdocs.org/sdr/DXTA200400396), Sep 16, 2004: BARREL. CORRODED. AT FL 390 AIRPLANE EXPERIENCE A JOLT AND THE GEAR UNLOCK LIGHT ILLUMINATED WE SLOWED AND DESCENDED BELOW FL180, EXTENDED GEAR NORMALLY AND WITH EMERGENCY BLOW D
- [SDR DXTA200400330](https://openairdocs.org/sdr/DXTA200400330), Jul 5, 2004: MANIFOLD. FAILED. GEAR PARTIALLY DEPLOYED UNCOMMANDED DURING DESCENT AT 14,000 FT, GEAR UNLOCK LIGHT CAME ON, AIRCRAFT LANDED SAFELY AT FLL. REMOVED AND REPLACED LANDING GEAR CON
- [SDR DXTA200400328](https://openairdocs.org/sdr/DXTA200400328), Jun 25, 2004: UPLOCK SWITCH. OUT OF ADJUST. DURING DESCENT & TRANSITION TO LEVEL FLIGHT, PILOT HEARD A CLUNK & FELT THIS IN THE FLOOR. THE F/O SAW A RED UNLOCK LIGHT & A GREEN NOSE GEAR LIGHT FLASH ON THE
- [SDR DXTA200400235](https://openairdocs.org/sdr/DXTA200400235), Jan 30, 2004: CONTROL HANDLE. MALFUNCTIONED. AFTER TAKEOFF GEAR HANDLE STUCK IN THE DOWN POSITION, COULD NOT RETRACT GEARS, ACCOMPLISHED AIR TURNBACK. TROUBLESHOT NOSE GEAR SQUAT SWITCH, ALL WIRING CHECKED
- [SDR DXT2002F00001](https://openairdocs.org/sdr/DXT2002F00001), Feb 12, 2002: PIN. LOOSE. PIN THAT SECURES PILOTS INBOARD BRAKE PEDAL INBOARD PIN TO BRAKE ACTUATING ROD CLEVIS IS WORKING LOOSE. THE PIN WAS FOUND PROTRUDING FROM CLEVIS. PIN LOOSE ENOU

## 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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