# N596QS: 2018 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: 680A0153
- Year built: 2018
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: September 10, 2018
- Certificate issued: August 13, 2025
- Expires: August 31, 2032
- Mode S code: A7B520
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=596QS
- Page: https://openairdocs.org/aircraft/N596QS

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 N596QS.

## FAA accident and incident reports

None matched to N596QS.

## Service difficulty reports (20)

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 DXTA2026082409390](https://openairdocs.org/sdr/DXTA2026082409390), Aug 22, 2026: LIGHT. FAULTED. EMERGENCY READING LIGHT OVER LAV SEAT DOES NOT COME ON DURING PREFLIGHT TEST. ALL OTHER EMERGENCY LIGHT FUNCTION NORMALLY. EXTERIOR EMERGENCY LIGHTS CONSIDERED 
- [SDR DXTA2025012002041](https://openairdocs.org/sdr/DXTA2025012002041), Jan 19, 2025: WARNING MESSAGE. FALSE ACTIVATION. P/S COLD L AMBER CAS: L ON TAKE OFF WE PRESSED THE L/R AS PRESCIBED IN PROCEDURE. THE P/S COLD MESSAGE REMAINED. WE ABORTED THE TAKE OFF, THE SWITCH LIGHT IS NO
- [SDR DXTA2025011401905](https://openairdocs.org/sdr/DXTA2025011401905), Jan 9, 2025: POWER SUPPLY. DEFECTIVE. WHEN BATTERES ARE SWITCHED OFF, AND THE EMER LIGHTS ARE IN ON POSITION, THE EMER LIGHTS DONT ILLUMINATE, BUT DO ILLUMINATE IF IN ARM POSITION. CORRECTIVE ACTION
- [SDR DXTA20250110818](https://openairdocs.org/sdr/DXTA20250110818), Jan 2, 2025: SHUTOFF VALVE. DEFECTIVE. A/I STAB COLD R AMBER MASSAGE WOULD NOT EXTINGUISH WHEN SYSTEM TURNED ON. CREW ATTEMPTED SEVERAL TIME TO CYCLE SYSTEM AND NO CHANGE. CORRECTIVE ACTION: REPLACED
- [SDR DXTA2024112101193](https://openairdocs.org/sdr/DXTA2024112101193), Nov 18, 2024: BATTERY. DAMAGED. EMERGENCY LIGHTING: DURING POST FLIGHT INSPECTION, WE DISCOVERED THAT THE #3 AND #7 SEAT OVERHEAD AND FLOOR LEVEL EMERGENCY LIGHTS WERE INOPERATIVE IN BOTH THE 
- [SDR DXTA2024060311944](https://openairdocs.org/sdr/DXTA2024060311944), Jun 1, 2024: LIGHT. NO TEST. EMERGENCY LIGHTING: WHEN DOING THE POWER ON CHECKLIST, EMER LIGHTS REMAIN ON WITH BATTERY POWER AND APU POWER IN THE ARM POSITION. COMPLIED WITH EMERGENCY LIGHT
- [SDR DXTA2024012310701](https://openairdocs.org/sdr/DXTA2024012310701), Jan 22, 2024: DRIVE UNIT. DEFECTIVE. FLAPS FAIL AMBER CAS: FLAPS FAIL CAS MESSAGE ILLUMINATED WHEN SELECTING FLAPS FULL. FLAP INDICATOR ON MFD WAS YELLOW INDICATING FULL. COMPLETED EMERGENCY CHECKL
- [SDR DXTA2023052286740](https://openairdocs.org/sdr/DXTA2023052286740), May 20, 2023: UNKNOWN. UNKNOWN. CABIN EMERG LIGHT: EMER LIGHT AT POSITIONS SEAT THREE OVERHEAD INOP. EMER LIGHT AT SEAT THREE FLOOR INOP. EMER LIGHT OVERHEAD LAV INOP. PERFORMED INERTIA SWITCH
- [SDR 2022FA0000558](https://openairdocs.org/sdr/2022FA0000558), Sep 30, 2022: SKIN. CORRODED. MULTIPLE AERAS OF CORROSION ON RH AND LH UPPER WING SKINS. SUBJECT: MULTIPLE AERAS OF CORROSION ON RH AND LH UPPER WING SKINS AIRCRAFT: 680A-0153 | N596QS. TT: 
- [SDR 2022FA0000557](https://openairdocs.org/sdr/2022FA0000557), Sep 30, 2022: SKIN. CORRODED. MULTIPLE AERAS OF CORROSION ON RH AND LH UPPER WING SKINS. SUBJECT: MULTIPLE AERAS OF CORROSION ON RH AND LH UPPER WING SKINS AIRCRAFT: 680A-0153 | N596QS. TT: 
- [SDR 2022F00377](https://openairdocs.org/sdr/2022F00377), Sep 30, 2022: SKIN. CORRODED. CORROSION FOUND, RH HORIZONTAL STABILIZER AT AFT INBOARD EDGE OF THE UPPER SKIN. TEXTRON AVIATION ENGINEERING REPAIR LETTER DQ36490, DATED: SEPTEMBER 25,2022. S
- [SDR 2022F00376](https://openairdocs.org/sdr/2022F00376), Sep 30, 2022: SKIN. CORRODED. CORROSION FOUND, LH HORIZONTAL LOWER SKIN AT THE I/B FWD EDGE OF THE WEDGE PANEL. TEXTRON AVIATION ENGINEERING REPAIR LETTER DQ36489, DATED: SEPTEMBER 25,2022. 
- [SDR 2022FA0000265](https://openairdocs.org/sdr/2022FA0000265), May 21, 2022: ATTACH FITTING. CORRODED. UPON LH MLG OLEO INSTALLATION, FOUND LH MLG TRAILING LINK/AXLE ASSY. P/N: 7441030-3, S/N: 27693055 LOCATED AT L/H MLG OLEO ATTACH FITTING PITTED AND CORRODED AR
- [SDR 2022F00241](https://openairdocs.org/sdr/2022F00241), May 18, 2022: NONE. CHAFED. CHAFE DAMAGE ON THE LEFT MLG SIDE-BRACE FITTING. ACCOMPLISHED TEXTRON AVIATION ENGINEERING REPAIR LETTER DQ34792 DATED MAY 16, 2022; 680A-0153, N596QS REPAIR RE
- [SDR 2022F00240](https://openairdocs.org/sdr/2022F00240), May 18, 2022: NONE. CHAFED. RIGHT MAIN LANDING GEAR SIDE BRACE ACTUATOR (INBOARD FITTING) CHAFE DAMAGE. ACCOMPLISHED TEXTRON AVIATION ENGINEERING REPAIR LETTER DQ34793M1 REV A DATED MAY 17
- [SDR 2022F00239](https://openairdocs.org/sdr/2022F00239), May 18, 2022: AXLE. CHIPPED. RIGHT MAIN LANDING GEAR AXLE PLATING DAMAGE (CHIPPED). ACCOMPLISHED TEXTRON AVIATION ENGINEERING REPAIR LETTER DQ34811M1 DATED MAY 17, 2022; 680A-0153 (N596QS) 
- [SDR DXTA2021102150650](https://openairdocs.org/sdr/DXTA2021102150650), Oct 21, 2021: NONE. DEFECTIVE. GSD FAIL 2 AMBER CAS: GSD FAIL 2 AMBER CAS MESSAGE ILLUMINATED IN FLIGHT DURING CRUISE AND REMAINED ON FOR DURATION OF FLIGHT. // SIGNOFF// REMOVED AND REPLACED
- [SDR 2021F00265](https://openairdocs.org/sdr/2021F00265), Oct 9, 2021: SKIN. CHAFED. FUSELAGE SKIN GOUGE MARKS. FUSELAGE LOWER SKIN HAS TWO SMALL GOUGE MARKS FROM PREVIOUS CROSSFLOW VALVE ORIENTATION. ACCOMPLISHED TEXTRON AVIATION STANDARD REPAI
- [SDR DXTA2021070644660](https://openairdocs.org/sdr/DXTA2021070644660), Jul 4, 2021: UNKNOWN. ODOR. IN CRUISE, WHEN ENG ANTI ICE SELECTED, A BURNING ODOR AT FL370, NOT STRONG. ON GROUND, STRONG ODOR WITH APU BLEED ON, HOT AIR OUT OF DUCTS. LOUD SQUEAL FROM ACM
- [SDR DXTA2020100404166](https://openairdocs.org/sdr/DXTA2020100404166), Oct 4, 2020: WARNING LIGHT. FALSE ACTIVATION. AT FLIGHT ALTITUDE, "NOSE DOOR OPEN L" AMBER LIGHT ILLUMINATED. LIGHT EXTINGUISHED UPON LANDING AT DIVERSION AIRPORT. SIGN OFF. ARRIVED AT THE AIRCRAFT WITH THE

## 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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