# N601QS: 2019 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: 680A0231 - Year built: 2019 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: December 12, 2019 - Certificate issued: September 16, 2025 - Expires: September 30, 2032 - Mode S code: A7CC65 - Owner type: Co-owned, fractional ownership - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=601QS - Page: https://openairdocs.org/aircraft/N601QS 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 N601QS. ## FAA accident and incident reports None matched to N601QS. ## Service difficulty reports (13) 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 DXTA2026061908478](https://openairdocs.org/sdr/DXTA2026061908478), Jun 16, 2026: LINK PIN. CORRODED. WEAR AND CORROSION ON RT MLG TRAILING LINK PIN FOUND DURING MAIN LANDING GEAR TRUNNION, TRAILING LINK, AND LINK PIN DETAIL INSPECTION. - [SDR DXTA2026061908479](https://openairdocs.org/sdr/DXTA2026061908479), Jun 16, 2026: LINK PIN. CORRODED. WEAR AND CORROSION ON LT MLG TRAILING LINK PIN FOUND DURING MAIN LANDING GEAR TRUNNION, TRAILING LINK, AND LINK PIN DETAIL INSPECTION - [SDR DXTA2026031307213](https://openairdocs.org/sdr/DXTA2026031307213), Mar 11, 2026: ELEC CONNECTOR. FAULTED. EMERGENCY LIGHT OVER SEAT 7 DOES NOT ILLUMINATE WITH THE EMERGENCY LIGHT SWITCH IN ARM OR ON. THE LIGHT WILL ILLUMINATE WITH THE READING LIGHT SWITCH. ALL OTHER - [SDR 2026FA0000140](https://openairdocs.org/sdr/2026FA0000140), Feb 25, 2026: VERTICAL SUPPORT. CORRODED. SEVERAL AREAS OF CORROSION ON UPPER VERTICAL STAB R/H SIDE BELOW TIP CAP. PERFORMED MAJOR PERMANENT REPAIR OF AREA IAW AQRD RFTS-116135 REV 0 & AQRD ERO-988077 - [SDR DXTA2025081204539](https://openairdocs.org/sdr/DXTA2025081204539), Aug 9, 2025: WIRE HARNESS. DAMAGED. ENERGENCY LIGHTS ARE INOPERATIVE: OVERHEAD LIGHTS OVER SEATS 3 & 7, LIGHT UNDER SEAT 3. ATTEMPTED CHARGING IAW QRH, NO IMPROVEMENT. MAIN POWER ON, LIGHT UNDER S - [SDR DXTA2025071404193](https://openairdocs.org/sdr/DXTA2025071404193), Jul 10, 2025: PRESSURE SWITCH. FAULTED. FUEL PRESS LOW L AMBER CAS MESSAGE DISPLAYED IN FLIGHT. MESSAGE CYCLED REPEATEDLY UNTIL THE L BOOST PUMP WAS TURNED ON PER THE QRH. CORRECTIVE ACTION: REMOVED A - [SDR DXTA2024110501051](https://openairdocs.org/sdr/DXTA2024110501051), Nov 4, 2024: BATTERY PACK. FAULTED. DURING THE EMERGENCY LIGHTS TEST, WHEN PLACING THE SWITCH TO EMER LIGHTS ARM, NO EMERGENCY LIGHTS ILLUMINATE. PRIOR DAY HAD TO CHARGE THE LIGHTS PER THE CHECKLI - [SDR 2021F00291](https://openairdocs.org/sdr/2021F00291), Sep 14, 2021: PANEL. DAMAGED. ENGINEERING MEMO DQ31487M1 RIGHT WING CUFF PANEL DAMAGE (IMPACT) DATED 9/14/2021. - [SDR DXTA2021061543710](https://openairdocs.org/sdr/DXTA2021061543710), Jun 14, 2021: PIN. DAMAGED. MAIN DOOR HANDLE: MAIN CABIN DOOR HANDLE WILL NOT OPERATE WHEN RED BUTTON IS PUSHED. INSPECTED MED FOUND BINDING IN THE HANDLE + OXIDATION ON THE PINS. ACCESSED - [SDR DXTA2021041540790](https://openairdocs.org/sdr/DXTA2021041540790), Apr 14, 2021: DOOR. UNSECURE. FUSELAGE ATTACH FITTINGS: AFTER GEAR/FLAP RETRACTION FROM ORL, WE FELT A VIBRATION THROUGH THE FUSELAGE BETWEEN 500-700 FEET MSL. DIVERTED TO MCO AND LANDED WIT - [SDR DXTA2020120504434](https://openairdocs.org/sdr/DXTA2020120504434), Dec 5, 2020: HANDLE. LACK OF LUBE. MED HANDLE IS DIFFICULT TO OPERATE. SIGN OFF. LUBED AND OPERATED HANDLE SEVERAL TIMES WITH NO DEFECTS NOTED, ALL WORK IAW CE-680A 5PM 20-40-00. - [SDR DXTA2020080203932](https://openairdocs.org/sdr/DXTA2020080203932), Aug 2, 2020: DOOR. MALFUNCTIONED. MAIN CABIN DOOR IS "HANGING UP" OR BINDING INTERMITTENTLY WHEN THE HANDLE IS IN THE FULL UP POSITION WHEN ATTEMPTING TO PUSH DOWN TO CLOSE. THE DOOR FUNCTIONS N - [SDR DXTA2020031703594](https://openairdocs.org/sdr/DXTA2020031703594), Mar 17, 2020: DOOR SEAL. DIRTY. MAIN DOOR DID NOT OPEN/CLOSE - MAIN CABIN DOOR WILL NOT CLOSE AND LATCH FROM INSIDE AIRCRAFT. //SIGNOFF// OPERATIONAL CHECK OF THE CABIN ENTRY DOOR COMPLETED NU ## Service difficulty reports on N601QS not matched to an aircraft (15) They name N601QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2014020505638](https://openairdocs.org/sdr/DXTA2014020505638), Feb 4, 2014: UNKNOWN. MALFUNCTIONED. AFTER TAKEOFF & GEAR RETRACTION, GEAR UNLOCK & HYD PRESS ANNUNCIATOR LIGHTS REMAINED ON. ALL NORMAL INDICATIONS AFTER SELECTING GEAR DOWN. JACKED ACFT & PERFORM - [SDR CWQR20120330020](https://openairdocs.org/sdr/CWQR20120330020), Mar 30, 2012: CONTROL CABLE. FRAYED. DURING A SCHEDULED INSPECTION THE ELEVATOR TRIM CABLE WAS FOUND TO BE FRAYED BEYOND LIMITS. THIS CABLE ASSY IS LOCATED WHERE THE CABLE TRANSITIONS FROM A VERTIC - [SDR DXTA2011102404760](https://openairdocs.org/sdr/DXTA2011102404760), Oct 22, 2011: OIL SYSTEM. LEAKING. CLIMBING THRU 3000 FT, RT RED OIL PRESSURE ANNUCIATOR ILLUMINATED WITH A MASTER WARNING. RT OIL PRESSURE GAUGE WENT TO ZERO. INITIALLY OIL TEMP GAUGE WAS IN NOR - [SDR DXTA2009122803914](https://openairdocs.org/sdr/DXTA2009122803914), Dec 21, 2009: HANDLE. FAULTY. AFTER COMPLETING EMERGENCY GEAR EXTENSION CHECKLIST NOTICED "BRAKE PRESS LO" & "ANTI SKID INOP" ANNUNC ILLUM. ACFT LANDED USING EMEGENCY BRAKE SYS. CHECKED FOR - [SDR DXTA200811093348](https://openairdocs.org/sdr/DXTA200811093348), Nov 9, 2008: ACTUATOR. INOPERATIVE. LT MLG BECAME STUCK IN THE UPLOCK POSITION WHEN SELECTED GEAR DOWN AT 12500 FT MSG FOLLOWING EMERGENCY/ABNORMAL CHECKLIST, Z3 DID NOT CORRECT UNSAFE LIGHT OR LT - [SDR DXTA2008111003348](https://openairdocs.org/sdr/DXTA2008111003348), Nov 9, 2008: LANDING GEAR. STUCK. MAIN LEFT LANDING GEAR BECAME STUCK IN THE UP LOCK POSITION WHEN SELECTED GEAR DOWN. - [SDR DXTA20082942](https://openairdocs.org/sdr/DXTA20082942), Mar 15, 2008: WARNING LIGHT. ILLUMINATED. WHEN THE LANDING GEAR WAS LOWERED THE RT DOWN AND LOCKED LIGHT DID NOT ILLUMINATE, RES (UNLOCK) LIGHT REMAINED ON, BLED HYDRAULICS SYSTEMS ON AIRCRAFT IAW MM 32 - [SDR DXTA200702266](https://openairdocs.org/sdr/DXTA200702266), Jun 14, 2007: UNKNOWN. ODOR. AFTER TAKEOFF RECEIVED ACM OVERHEAT INDICATION WITH RT BLEED AIR AND RT ITT (RED FLAG) INDICATION, ALSO HAD A ODOR OF SOMETHING BURNED COMING OUT OF THE VENTS I - [SDR DXTA200701940](https://openairdocs.org/sdr/DXTA200701940), Feb 11, 2007: ENGINE. MALFUNCTIONED. DURING ENGINE START, LT ENGINE OIL PRESSURE WOULD NOT COME OUT OF THE RED . AFTER APPROX 15 SEC ITT CLIMBED TO 680 DEG C AND THEN SHOT UP TO 800 DEG C FOR 2-3 S - [SDR DXTA200601458](https://openairdocs.org/sdr/DXTA200601458), Jun 22, 2006: DISPLAY. INOPERATIVE. DURING TAKEOFF ROLL, PILOTS (LEFT SIDE) PFD WENT BLANK (NO RED X). TAKEOFF WAS ABORTED. AFTER CLEARING RUNWAY DISPLAY RETURNED TO NORMAL. ITEM IS UNDER INVESTIG - [SDR DXTA200501060](https://openairdocs.org/sdr/DXTA200501060), Nov 4, 2005: ACTUATOR. FAILED. NOSE GEAR FAILED TO EXTEND OR LOCK WHEN GEAR SELECTED DOWN. RED UNSAFE LIGHT ON AND NOTICABLE VIBRATION. RECYCLED AND ALL 3 GEAR POSITION LIGHTS CAME ON. LANDED - [SDR DXTA200501013](https://openairdocs.org/sdr/DXTA200501013), Oct 9, 2005: WARNING LIGHT. MALFUNCTIONED. AFTER GEAR RETRACTION NOSE WHEEL INDICATOR LITE REMAINED ON. ALL INDICATIONS WERE THAT NOSE GEAR WAS RETRACTED. NORMAL EXTENTION FOLLOWED BY PRECAUTIONARY BLOW - [SDR DXTA200501006](https://openairdocs.org/sdr/DXTA200501006), Oct 7, 2005: WARNING LIGHT. ILLUMINATED. AFTER GEAR RETRACTION NOSE WHEEL INDICATOR LIGHT REMAINED ON. ALL INDICATIONS WERE THAT NOSE GEAR WAS RETRACTED. NORMAL EXTENSION FOLLOWED BY PRECAUTIONARY BLOW - [SDR DXTA200500869](https://openairdocs.org/sdr/DXTA200500869), Jul 22, 2005: LANDING GEAR. INTERMITTENT. LANDING GEAR FAILED TO RETRACT ON T/O. HANDLE WAS DIFFICULT TO MOVE OUT OF DOWN POSITION; THEN, WHEN ABLE TO MOVE IT UP, NOSE GEAR GREEN LIGHT REMAINED ON WITH - [SDR DXTA200500596](https://openairdocs.org/sdr/DXTA200500596), Feb 15, 2005: FIRE LOOP. INTERMITTENT. RIGHT FIRE LIGHT ILLUMINATED MOMENTARAILY FOR A FEW SECONDS DURING CRUISE. WENT OUT WHEN POWER WAS REDUCED. REPLACED RT FIRE DETECTOR LOOP WITH NEW REF 560 XL C ## 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 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.