# Service difficulty reports: N524QS A list on [N524QS](https://openairdocs.org/aircraft/N524QS.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2026102310303](https://openairdocs.org/sdr/DXTA2026102310303.md): Thrust Reverser · faulted · Oct 22, 2026 · N524QS · Cessna 680A · Engine Thrust Reverser > GEA 2 FAIL CAS PRESSUZATION FAULT CAS T/R ARMED R CAS T/R UNLOCK CAS ENG CNTL FAULT L/R CAS - [SDR DXTA2026081809323](https://openairdocs.org/sdr/DXTA2026081809323.md): Cabin Press Sys · no discrepancy · Aug 17, 2026 · N524QS · Cessna 680A · Cabin Pressure Control System > PASSING 17,000 FEET, RECEIVED A CABIN ALT HIGH YELLOW CAS. THE DELTA P WOULD NOT INCREASE PAST 0.6 PSI. RECEIVED A WHITE CABIN ALTITUDE CAS BEFORE BUT ASSUMED IT WAS ASSOCIATED WITH GOING A HIGH ALTITUDE AIRPORT. TEXTRON REVIEWED THE ARES FILES WITH NO FINDI - [SDR DXTA2025070904160](https://openairdocs.org/sdr/DXTA2025070904160.md): Battery · no test · Jul 7, 2025 · N524QS · Cessna 680A · Emergency Lighting > EMERGENCY LIGHTS TEST FAILED DURING PREFLIGHT. TWO UNSUCCESSFUL SEPARATE 30' CHARGING CYCLES (60' CUMULATIVE) WERE PERFORMED PER QRH CHARGING PROCEDURE. NO LIGHTS ILUMINATE WITH SWITCH IN ARM POSITION. CORRECTIVE ACTION: REPLACED BATTERIES IAW CE-680A MM CHAP - [SDR 3J7R2024083000001](https://openairdocs.org/sdr/3J7R2024083000001.md): Light · dim · Aug 30, 2024 · N524QS · Cessna 680A · Emergency Lighting > DURING MAINTENANCE CHECKLIST FOUND RH OVERWING EMERGENCY LIGHT DIM - [SDR DXTA2024011610633](https://openairdocs.org/sdr/DXTA2024011610633.md): Unknown · unknown · Jan 15, 2024 · N524QS · Cessna 680A · Emergency Lighting > EMERGENCY LIGHTING: NO EMERGENCY LIGHTS ILLUMINE IN CABIN WHEN EMER LTS SWITCH IS SELECTED ON //SIGNOFF// COMPLIED WITH NJA TASK TC·FLT-33-1001 CESSNA 680/680A/ 700 / EMBRAER EMERGENCY LIGHTING POWER SUPPLY BATTERY EXERCISE PROCEDURE. OPS CHECK GOOD - [SDR DXTA2023112210116](https://openairdocs.org/sdr/DXTA2023112210116.md): Brake Assy · worn · Nov 21, 2023 · N524QS · Cessna 680A · Nose/Tail Landing Gear > NLG: ON TAXI NOSE WHEEL SHIMMY OBSERVED AT LOW AND HIGH TAXI SPEEDS. RIGHT MLG BRAKE: ON TAXI OUT DOING THE BRAKE CHECK IT WAS OBSERVED THAT THE BRAKES ARE EXTREMELY GRABBY, FURTHER ON TAXI THE RIGHT BRAKE SEEMS TO BE MAKING A SHRILLING/ GRINDING SOUND THAT - [SDR DXTA2023102398570](https://openairdocs.org/sdr/DXTA2023102398570.md): Battery · failed · Oct 22, 2023 · N524QS · Cessna 680A · Emergency Lighting > CABIN EMERG LIGHT: EMERGENCY LIGHTING AT SEAT #3 - UNDER SEAT AND READING LIGHT AND RIGHT WING INSPECTION LIGHT INOPERATIVE. GAINED ACCESS TO EMER. BAT AND REMOVED FATUITY BATTERY, INSTALLED A REPAIRED BATTERY, COMPLETED OPS CHECKS WITH NO DEFECTS NOTED, CHAR - [SDR DXTA2023100296980](https://openairdocs.org/sdr/DXTA2023100296980.md): Uplock Switch · defective · Sep 30, 2023 · N524QS · Cessna 680A · Landing Gear Position and Warning > GEAR DISAGREE L AMBER CAS: AFTER THE GEAR HANDLE WAS SELECTED DOWN, THE LEFT GEAR INDICATOR SHOWED A YELLOW X, WHICH LATER TURNED TO RED ALONG WITH AN AURAL WARNING. THE BLOWDOWN HANDLE WAS PULLED AND THE CARPET IN THE BACK WAS RAISED ALONG WITH THE MANUAL LAN - [SDR DXTA2023091295280](https://openairdocs.org/sdr/DXTA2023091295280.md): Uplock Switch · faulted · Sep 11, 2023 · N524QS · Cessna 680A · Landing Gear Retraction/Extension System > DURING VISUAL APPROACH INTO APA, WHEN MLG HANDLE SELECTED DOWN, RT MLG PRESENTED A YELLOW X & CAS MESSAGE MLG DISAGREE RT ILLUMINATED. RAN CHECKLIST, PULLED BLOWDOWN & MLG UPLOCK RELEASE. CONDITION REMAINED. TOWER VERIFIED ON A LOW APPROACH THAT ALL 3 MLG - [SDR DXTA2023082393680](https://openairdocs.org/sdr/DXTA2023082393680.md): Control Valve · defective · Aug 22, 2023 · N524QS · Cessna 680A · Landing Gear Brake System > UPON LANDING, THERE IS A SIGNIFICANT LT PULL WITH EQUAL APPLICATION OF BRAKE PEDALS. IT IS BOTH FELT & A SQUEAL HEARD THROUGHOUT THE APPLICATION. BRAKES APPEAR EVENLY WORN. GAINED ACCESS TO JUNCTION OF AFT BRAKE CONTROL CABLES & LOWER BRAKE CONTROL CABLES. VE - [SDR 2021FA0000336](https://openairdocs.org/sdr/2021FA0000336.md): None · none · Nov 23, 2021 · N524QS · Cessna 680A · Turbine Engine Bypass Section > LH ENGINE LPT BORESCOPE PORT PLUG BROKEN BOLT. REFERENCE PRATT & WHITNEY CANADA LETTER DAA2021-891-PW306D1-CN0121, CRM CASE: PWC-201057-M8D8 DATED NOVEMBER 18,2021. - [SDR DXTA2020103104296](https://openairdocs.org/sdr/DXTA2020103104296.md): Battery · faulted · Oct 31, 2020 · N524QS · Cessna 680A · Emergency Lighting > DURING THE POWER ON CHECKLIST NONE OF THE EMERGENCY LIGHTS WOULD ILLUMINATE WITH THE SWITCH SELECTED TO ARM. THE MAIN BATTERIES WERE CONNECTED BUT OFF. THE EMERGENCY LIGHTS ILLUMINATE WITH THE EMERGENCY LIGHT SWITCH IN THE ON POSITION. SIGN OFF. TECH GAINE - [SDR DXTR201907101](https://openairdocs.org/sdr/DXTR201907101.md): Anti-Ice Valve · interference · Jul 10, 2019 · N524QS · Cessna 680A · Airfoil Anti/De-ice System > WING ANTI-ICE CROSSFLOW VALVE HAS CAUSED DAMAGE TO THE LOWER FUSELAGE SKIN. DURING INSPECTION FOUND THERE IS A CHAFFED SPOT ON THE LOWER SKIN P/N: 7411392-12 OF SKIN BOND ASSEMBLY P/N: 7411391-2 FROM A STUD PROTRUDING FROM THE ANTI-ICE CROSS FLOW VALVE THAT HA - [SDR DXTA2018031500716](https://openairdocs.org/sdr/DXTA2018031500716.md): Filter · dirty · Mar 14, 2018 · N524QS · Cessna 680A · Air Distribution System > COCKPIT ODOR BURNING SMELL. STRONG BURNING ODORS PRESENT BOTH WHEN STARTING THE APU AND THE ENGINES. ODOR SEEMS TO BE STRONGEST AFTER STARTING APU AND SELECTING BLEED AIR ON. REMOVED AND REPLACED HEPA CABIN AIR FILTER. REMOVED HEPA FILTER PN 9914836-1 SN 0093. - [SDR DXTA2018010800455](https://openairdocs.org/sdr/DXTA2018010800455.md): Unknown · smoke · Jan 8, 2018 · N524QS · Cessna 680CE · Air Distribution System > DURING TAXI OUT AFTER PERFORMING THE ANTI-ICE TEST, SMOKE APPEARED IN THE COCKPIT AND CABIN. APU WAS OFF. - [SDR DXTA2018010500441](https://openairdocs.org/sdr/DXTA2018010500441.md): Apu · contaminated · Jan 4, 2018 · N524QS · Cessna 680CE · Airborne Auxiliary Power Unit (APU) System > UPON LANDING SMOKE FILLED THE CABIN AND THE COCKPIT. MAINTENANCE RECEIVED 2 FAULT CODES: 142 & 144. INSPECTED APU FOUND EVIDENCE OF DE-ICING FLUID IN INLET, FLUSHED OUT WITH CLEAN COLD WATER. PERFORMED GROUNDS RUNS ON BOTH ENGINES AND APU. NO MORE SMOKE IN CA - [SDR 2018F00057](https://openairdocs.org/sdr/2018F00057.md): Bearing · migrated · Dec 21, 2017 · N524QS · Cessna 680CE · Passenger/Crew Doors > FORWARD AND AFT MAIN ENTRY DOOR SUPPORT LUG BEARINGS HAVE MIGRATED ALLOWING THE SUPPORT TO CHAFE. REPAIRED IAW DQ10536M1, REV A. - [SDR 2018F00056](https://openairdocs.org/sdr/2018F00056.md): Bearing · migrated · Dec 21, 2017 · N524QS · Cessna 680CE · Passenger/Crew Doors > FORWARD AND AFT MAIN ENTRY DOOR SUPPORT LUG BEARINGS HAVE MIGRATED ALLOWING THE SUPPORT TO CHAFE. REPAIRED IAW DQ10536RRL1. ## 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 = 'N524QS' AND registry_match = 'registration' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/aircraft/N524QS/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.