# N515QS: 2016 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: 680A0053
- Year built: 2016
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: November 8, 2016
- Certificate issued: March 12, 2026
- Expires: March 31, 2033
- Mode S code: A67571
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=515QS
- Page: https://openairdocs.org/aircraft/N515QS

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 N515QS.

## FAA accident and incident reports

None matched to N515QS.

## Service difficulty reports (19)

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 DXTA2026041307577](https://openairdocs.org/sdr/DXTA2026041307577), Apr 8, 2026: UPLOCK SWITCH. DEFECTIVE. DURING CLIMB THRU ABOUT FL320 WE RECEIVED BOTH LEFT AND RIGHT MAIN GEAR YELLOW DN AND NOSE GEAR WAS YELLOW HASH MARKS VIBRATIONS FROM GEAR. AFTER WE SLOWED AND 
- [SDR DXTA2025080604492](https://openairdocs.org/sdr/DXTA2025080604492), Aug 6, 2025: ELEC CONNECTOR. LOOSE. THE LAV FLOOR EMER LIGHT IS INTERMITTENT AND FLICKERS ON AND OFF. ACCESSED AIRCRAFT AND POWERED UP VIA APU. POWERED ON EMERGENCY LIGHTS AND ALL LIGHTS WORKING P
- [SDR DXTA2024122001562](https://openairdocs.org/sdr/DXTA2024122001562), Dec 16, 2024: FILTER. DIRTY. OIL SMELL WITH HIGH POWER SETTINGS. IT IS THE STRONGEST DURING CLIMB AND DECENT. APU IS NOT RUNNING. NO SMELL ON GROUND. COMPLIED WITH TASK CARD TC-68A-21-18100
- [SDR DXTR2024092201](https://openairdocs.org/sdr/DXTR2024092201), Sep 22, 2024: ACCESS PANEL. CORRODED. CORROSION ON LH HORIZONTAL STAB ACCESS PANEL NUT PLATES FOR PANEL 351AB,351BB,341AR, 341CR, 341DR, 341ER,341AL AND 341CL. CORRECTIVE ACTION....ADDED PRIMER TO T
- [SDR DXTA2024012310708](https://openairdocs.org/sdr/DXTA2024012310708), Jan 22, 2024: DOOR. UNKNOWN. MAIN CABIN DOOR MOVES ABOUT A 1/4 INCH AFTER MOVING THE HANDLE THEN STICKS. FORCE IS REQUIRED TO OPEN THE DOOR. PERFORMED SEVERAL SATISFACTORY OPS CHECK OF THE 
- [SDR DXTA2022022457360](https://openairdocs.org/sdr/DXTA2022022457360), Feb 24, 2022: NONE. NONE. AFTER APU START AND APU BLEED AIR SELECTED WHITE SMOKE FILLED THE CABIN AND COCKPIT. "CORRECTIVE ACTION" ACCESSED AIRCRAFT. RECEIVED CUSTOMER SUPPLIED APU. REMO
- [SDR 2021F00364](https://openairdocs.org/sdr/2021F00364), Nov 24, 2021: SKIN. CORRODED. CORROSION ON LEFT WING TIP UPPER SKIN P/N 6923140-3. ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DQ32554 - DATED NOVEMBER 20, 2021; 680A-0053 N515QS REPAIR
- [SDR 2021F00363](https://openairdocs.org/sdr/2021F00363), Nov 24, 2021: SKIN. CORRODED. CORROSION ON LEFT WING TIP LOWER SKIN P/N 6923150-3. ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DQ32552 - DATED NOVEMBER 20, 2021; 680A-0053 N515QS REPAIR
- [SDR DXTA2021061843880](https://openairdocs.org/sdr/DXTA2021061843880), Jun 18, 2021: INTAKE. CONTAMINATED. PNEUMATIC DISTRIBUTION: DURING LEVEL FLIGHT AT 17,000 FEET WE BOTH SMELLED A STRONG BURNING ODOR IN THE ARCRAFTT. AT THE TIME WE WERE IN HEAVY PRECIP WITH ALL A
- [SDR DXTA2020120504438](https://openairdocs.org/sdr/DXTA2020120504438), Dec 5, 2020: LANDING GEAR. MALFUNCTIONED. ARRIVING TJSJ SELECTING GEAR DOWN POSITION WE HAD A GEAR DISAGREE R AMBER CASS MESSAGE. WE RAN THE QRH X2 THAT TOOK US TO N1 LANDING GEAR WILL NOT EXTEND, WE RA
- [SDR 2020F00336](https://openairdocs.org/sdr/2020F00336), Jul 14, 2020: FRAME. CRACKED. CRACK DAMAGE REPAIR OF NOSE LANDING GEAR WHEEL WELL (NWW), FRAME WEB, AND DOUBLERS, FS 75. TEXTRON AVIATION STANDARD REPAIR SR-680A-ATA53-25890 DATED 06/01/2020
- [SDR DXTA2019123103280](https://openairdocs.org/sdr/DXTA2019123103280), Dec 31, 2019: SWITCH. DEFECTIVE. GEAR DISAGREE N AMBER CAS ILLUMINATED - AFTER TAKEOFF AND GEAR RETRACTION, NLG POSITION DISAGREE WITH A AMBER HASHED GEAR INDICATOR . FOLLOWED CHECKLIST, BLEW G
- [SDR DXTA2019100802926](https://openairdocs.org/sdr/DXTA2019100802926), Oct 7, 2019: SWITCH. OBSTRUCTED. FUEL FILTER BYPASS L ILLUMINATED THROUGH 10K AFTER TAKEOFF. REPLACED FUEL FILTER IMPENDING BYPASS SWITCH WITH NEW SERVICEABLE SWITCH. REPLACED FUEL FILTER ELEME
- [SDR DXTR2018121301](https://openairdocs.org/sdr/DXTR2018121301), Dec 12, 2018: STRUT. LOOSE. PILOT SQUAWK: “UN-COMMANDED NOSE GEAR UNLOCK CLIMBING THROUGH FL340 AND 260 KNOTS. NOSE GEAR CYCLED CONTINUOUSLY AT HIGH FREQUENCY ATTEMPTING TO RE-LOCK THE NOS
- [SDR DXTA2018121211785](https://openairdocs.org/sdr/DXTA2018121211785), Dec 11, 2018: SEAL. FAILED. UN-COMMANDED NOSE GEAR UNLOCK CLIMBING THROUGH FL340 AND 260 KNOTS. NOSE GEAR CYCLED CONTINUOUSLY AT HIGH FREQUENCY ATTEMPTING TO RE-LOCK THE NOSE GEAR FOR APPR
- [SDR DXTA2018112601717](https://openairdocs.org/sdr/DXTA2018112601717), Nov 25, 2018: CLOSEOUT PANEL. DETACHED. JUST AFTER LEVELING AT FL410 A LOUD BANG WAS HEARD AND FELT THROUGHOUT THE AIRPLANE. INSPECTED AIRCRAFT FUSELAGE, FLIGHT CONTROLS, & LANDING GEAR FOR DEFECTS - 
- [SDR DXTA2018072001209](https://openairdocs.org/sdr/DXTA2018072001209), Jul 20, 2018: BARREL. LOW PRESSURE. AT 40,000 FT AND AT CRUISE SPEED THERE WAS A LOUD THUNK AND THE GEAR SHOWED IN TRANSIT MOMENTARILY. THE SPEED TAPE SHOWED A RED GR ABOUT THREE MINUTES LATER THE
- [SDR DXTA2018062001101](https://openairdocs.org/sdr/DXTA2018062001101), Jun 19, 2018: UPLOCK SWITCH. DEFECTIVE. CLIMBING THROUGH 40,500 FT, HEARD A LOUD CLUNK AND HAD AN AMBER GEAR DISAGREE N CAS MESSAGE APPEARED WITH ASSOCIATED HASHED NOSE GEAR INDICATION. MAINTAINED 200
- [SDR DXTA2016121506341](https://openairdocs.org/sdr/DXTA2016121506341), Dec 15, 2016: STEERING SYS. FAULTY. NOSE WHEEL FAILED TO RETRACT AS INDICATE BY GREY BOX AND LOUDER THAN USUAL NOISE. COMPLETED CHECKLIST WHICH INCLUDED USING GEAR BLOWDOWN BOTTLE. TROUBLESHOOTING

## 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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