# Service difficulty reports: N518QS A list on [N518QS](https://openairdocs.org/aircraft/N518QS.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2026050407930](https://openairdocs.org/sdr/DXTA2026050407930.md): Link · damaged · Apr 30, 2026 · N518QS · Cessna 680A · Main Landing Gear > ACCOMPLISHED SL680A-32-11. (LANDING GEAR - MAIN LANDING GEAR TRAILING LINK ENHANCED INSPECTION) RT IAW SERVICE LETTER INSTRUCTIONS, PITTING NOTED AT THE UPPER AND LOWER BORE JUNCTION. CORRECTIVE ACTION: PERFORM FIELD REPAIR SR-680A-ATA32-52468 REV A ACCOMPLIS - [SDR DXTA2026050407931](https://openairdocs.org/sdr/DXTA2026050407931.md): Link · damaged · Apr 30, 2026 · N518QS · Cessna 680A · Main Landing Gear > ACCOMPLISHED SL680A-32-11. (LANDING GEAR - MAIN LANDING GEAR TRAILING LINK ENHANCED INSPECTION) LT IAW SERVICE LETTER INSTRUCTIONS, PITTING NOTED AT THE UPPER AND LOWER BORE JUNCTION. PERFORM FIELD REPAIR SR-680A-ATA32-52468 REV A ACCOMPLISHED EDDY CURRENT I - [SDR DXTA2025092905112](https://openairdocs.org/sdr/DXTA2025092905112.md): Skin · damaged · Sep 26, 2025 · N518QS · Cessna 680A · Wing, Plate/Skin > EVIDENCE OF BIRD STRIKE ON THE LOWER SIDE OF THE RH WING LEADING EDGE ROOT SKIN CORRECTIVE ACTION:1. REMOVED RH WING L/E ROOT SKIN IAW MODEL 680A MM 57-40-05.2. PERFORMED HIDDEN DAMAGE ASSESSMENT OF THE GENERAL AREA AND REPORTED ANY FINDINGS TO CUSTOMER AND/OR - [SDR DXTA2025032602796](https://openairdocs.org/sdr/DXTA2025032602796.md): Landing Gear · faulted · Mar 23, 2025 · N518QS · Cessna 680A · Landing Gear Retraction/Extension System > NLG LANDING GEAR EXTENSION: WHILE AT CRUISE (FL410) WE HEARD A LOUD THUD. WE NOTICED THE AMBER BOX WITH SLASHES ON THE NOSE GEAR INDICATOR FOLLOWED BY A MESSAGE GEAR DISAGREE N. PASSING THROUGH FL190, WE HEARD ANOTHER THUD, THE AMBER BOX AND MESSAGE WENT AWAY - [SDR DXTA2023121210312](https://openairdocs.org/sdr/DXTA2023121210312.md): Unknown · unknown · Dec 11, 2023 · N518QS · Cessna 680A · Door Warning System > CABIN DOOR OPEN AMBER CAS: AMBER CAS MESSAGE DISPLAYED WITH DOOR CLOSED AND LATCHED. QRH PROCEDURE ACCOMPLISHED WITH NO CHANGE. REMOVED AND REPLACED THE PROXIMITY SWITCH SC007 REF. CE-680A AMM 52-70-10. REMOVED AND REPLACED MED HARNESS ASSY IAW CE-680A AMM 5 - [SDR DXTA2023020679980](https://openairdocs.org/sdr/DXTA2023020679980.md): Battery · defective · Feb 4, 2023 · N518QS · Cessna 680A · Emergency Lighting > EMERGENCY LIGHTING: MAIN EXIT SIGN/LIGHT, TOEKICK LIGHT UNDER SEAT 10 AND RED EXIT LIGHT WILL NOT EXTINGUISH WITH THE EMERGENCY LIGHT SWITCH IN THE OFF POSITION. REPEAT WRITEUP.... //SIGNOFF// FOUND #1 EMERGENCY BATTERY G SWITCH ACTIVATED, RESET G SWITCH ANO - [SDR DXTA2023012579170](https://openairdocs.org/sdr/DXTA2023012579170.md): G Switch · faulted · Jan 24, 2023 · N518QS · Cessna 680A · Emergency Lighting > EMER LIGHTING ASSOCIATED WITH THE NUMBER 1 EMER LIGHTING BATTERY PACK REMAINS ILLUMINATED WITH BATTERY POWER OFF. REMOVED CAM PEDESTAL PANEL 244BR ID GET AA:ESS ID THE #1 EMERGENCY LIGHTING INERTIA SWLLL:H. PRESSED LE5 LT ON NR1 EMERGENCY LIGHTING INERTIA SWI - [SDR DXTA2023012078920](https://openairdocs.org/sdr/DXTA2023012078920.md): Switch · inoperative · Jan 19, 2023 · N518QS · Cessna 680A · Emergency Lighting > MAIN EXIT SIGN/LIGHT: MAIN EXIT SIGN LIGHT, LIGHT UNDER SEAT 10 AND RED EXIT LIGHT WILL NOT EXTINGUISH EVEN WITH BATTERIES DISCONNECTED. // SIGNOFF// ARRIVED AT AIRCRAFT AND FOUND LLGHTS ILLUMINATED. GAINED ACCESS TO.. AND RESET NO L EMERGENCY LIGHTING INERTI - [SDR DXTA2023010978080](https://openairdocs.org/sdr/DXTA2023010978080.md): G Switch · defective · Jan 7, 2023 · N518QS · Cessna 680A · Emergency Lighting > EMERGENCY PATH LIGHT UNDER SEAT 10 AND EMERGENCY EXIT SIGN ABOVE MAIN CABIN DOOR ILLUMINATED WITH ALL POWER SECURED. REMOVED NUMBER ONE INERTIA SWITCH. INSTALLED. OPS CHECKS GOOD IAW AMM 33-50-11. - [SDR DXTA2022120975870](https://openairdocs.org/sdr/DXTA2022120975870.md): Battery Pack · inoperative · Dec 9, 2022 · N518QS · Cessna 680A · Emergency Lighting > EMERGENCY LIGHTS BATTERY: UPON SHUT DOWN THE CREW COULD NOT EXTINGUISH THE MAIN CABIN DOOR EMER EXIT SIGN LIGHTS ON THE MAIN CABIN DOOR WITH ALL POWER ON THE AIRCRAFT TURNED OFF. T/S EMERGENCY LIGHTS SYSTEM FOUND EMERGENCY BATTERY DEAD, R & R THE BATTERIES - [SDR DXTA2022111674030](https://openairdocs.org/sdr/DXTA2022111674030.md): Bayonet · binding · Nov 15, 2022 · N518QS · Cessna 680A · Passenger/Crew Doors > MAIN DOOR: MAIN CABIN DOOR IS BINDING. NOT CLOSING. NO CAS MESSAGES // SIGNOFF// PERFORMED GVI OF EXTERNAL CABIN ENTRY DOOR. NOTED THAT THE EXTERNAL HANDLE WAS SHOWING SIGNS OF BINDING WHEN ATTEMPTING TO OPEN THE DOOR. GAINED ACCESS TO THE DOOR LATCH/LOCK SY - [SDR DXTA2022110373170](https://openairdocs.org/sdr/DXTA2022110373170.md): Fire Detector · faulted · Nov 2, 2022 · N518QS · Cessna 680A · Fire Detection > FIRE DETECT FAIL R AMBER CAS: DURING FLIGHT AT 16,000 IN IMC WIRH ANTI-ICE ON WE RECEIVED THE AMBER CAS "ENG FIRE DETECT FAIL R". THE CAS STAYED ON FOR 15 MINUTES. IT EXTINGUISHED ON ITS OWN AT 10,000 FEET. - [SDR DXTA2022103172940](https://openairdocs.org/sdr/DXTA2022103172940.md): G Switch · tripped · Oct 28, 2022 · N518QS · Cessna 680A · Emergency Lighting > MAIN EXIT SIGN/LIGHT: WITH THE EMER LTS SWITCH IN THE OFF POSITION, THE EXIT SIGN OVER THE MAIN CABIN DOOR REMAINS ILLUMINATED. ALSO, THE EMERGENCY LIGHT UNDER THE SIDE FACING SEAT ACROSS FROM THE ENTRY DOOR, AS WELL AS THE EXIT SIGNS ON EACH SIDE OF THE MAIN - [SDR DXTA2022082969200](https://openairdocs.org/sdr/DXTA2022082969200.md): None · none · Aug 28, 2022 · N518QS · Cessna 120 · Emergency Lighting > EMERG EXIT SIGN/LIGHT: REMAINED ON AFTER BATTERY SWITCH OFF AND EMER LIGHT SWITCH IN OFF POSITION - [SDR DXTA2022081167760](https://openairdocs.org/sdr/DXTA2022081167760.md): Battery · defective · Aug 11, 2022 · N518QS · Cessna 680A · Emergency Lighting > CABIN EMERG LIGHT: WITH BATTERY SWITCHES SELECTED OFF, WHEN YOU TURN EMER LTS TO ON, THEY TURN ON, WHEN SELECTING ARM, THEY TURN OFF. PLEASE CHECK LOGIC OF EMER LTS.//CORRECTIVE ACTION// TROUBLESHOT EMERGENCY LIGHTING GAINED ACCESS AND FOUND #1 INERTIA SWITCH - [SDR DXTA2022062764610](https://openairdocs.org/sdr/DXTA2022062764610.md): Controller · defective · Jun 24, 2022 · N518QS · Cessna 680A · Trailing Edge Flap Control System > FLAPS FAIL AMBER CAS: AT FLAP RETRACTION, WE RETRACTED THE FLAPS AND IMMEDIATELY GOT A FLAPS FAIL MESSAGE. WE ACCOMPLISHED THE QRH CHECKLIST AND TRIED TO RESET THE FLAT RESET BUTTON AND IT DID NOT WORK. WE HAD A FLAPS FAIL CAS,A YELLOW INDICATOR ON THE EICAS - [SDR DXTA2022052062180](https://openairdocs.org/sdr/DXTA2022052062180.md): Connector · disconnected · May 19, 2022 · N518QS · Cessna 680A · Light System Wiring > FLOOR EMERG EXIT LIGHT: EMERGENCY LIGHT FLOOR PATH ENTIRE LIGHT UNIT UNDER SEAT FIVE IS INOP BOTH AS EMERGENCY LIGHT AND FLOOR PATH LIGHTING. FOUND WIRES PULLED FROM CONNECTOR UNDER SEAT 5, REINSTALLED WIRES INTO THE CONNECTORS IAW CE680A SPM 20·30·2S, OPERA ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE n_number = 'N518QS' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N518QS/reports --- 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.