# Service difficulty reports: N566QS, cancelled May 16, 2026 A list on [N566QS, cancelled May 16, 2026](https://openairdocs.org/deregistered/N566QS-2026-05-16.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2025091704958](https://openairdocs.org/sdr/DXTA2025091704958.md): Battery Pack · no test · Sep 14, 2025 · N566QS · Cessna 560XL · Emergency Lighting > ALL FORWARD EMERGENCY EXIT LIGHTS INOP IN ARM OR ON POSITION WITH BATTERY OFF. BATTERY PACK #1 RESET INERTIAL SWITCH VERIFIED CONNECTIONS TO BATTERY PACK #1 ARE GOOD, NO CHANGE, ALL FORWAR LIGHTING STILL INOP, SWAPPED BATTERY PACK #2 AND REPOSITIONED INTO # - [SDR DXTA2025080704462](https://openairdocs.org/sdr/DXTA2025080704462.md): Hydraulic Line · leaking · Aug 4, 2025 · N566QS · Cessna 560XL · Landing Gear Brake System > ON TAKEOFF, THE MLG WOULD NOT RETRACT AND STAB MIS COMP ANNUNCIATOR ILLUMD. EXECUTED MLG WOULD NOT RETRACT RED GEAR UNLOCKED LIGHT REMAINS ON QRH & STAB MIS COMP QRH, NEITHER CHECKLIST CORRECTED PROBLEM. ON LANDING APPLIED NORMAL BREAKING, & DID NOT APPEAR - [SDR JGVR202407290001](https://openairdocs.org/sdr/JGVR202407290001.md): Door Frame · chafed · Jul 29, 2024 · N566QS · Cessna 560XL · Fuselage Main, Structure > EMERGENCY EXIT CUT OUT, HAS A CHAFE LOCATION ON AN EXISTING REPAIR ON INNER WEB BETWEEN F.S. 123.46 AND 131.04. RE COMPLIED WITH EXISTING AQRD ERO-868105 REV IR DATED 10/25/2016 TITLED: CHAFE REPAIR. REMOVED EXISTING REPAIR THAT WAS CHAFED BEYOND ALLOWABLE LIM - [SDR 2TJR202306207481](https://openairdocs.org/sdr/2TJR202306207481.md): Hinge · cracked · Jun 20, 2023 · N566QS · Cessna 560XL · Fuselage, Door Hinge > DURING 600HR DOOR INSPECTION PER TASK CARD TC-5XL-52-121102, FOUND THE AFT MAIN CABIN DOOR HINGE LOWER HALF IS CRACKED. REMOVED AND REPLACED THE AFT MAIN CABIN DOOR, HINGE HALF ASSEMBLY IAW CE 560XL SRM 51-40-03 AND AMM 52-10-00. OPERATIONAL CHECK GOOD. - [SDR 2TJR202306197481](https://openairdocs.org/sdr/2TJR202306197481.md): Hinge · corroded · Jun 19, 2023 · N566QS · Cessna 560XL · Fuselage, Door Hinge > DURING 600HR DOOR INSPECTION PER TASK CARD TC-5XL-52-121102, NOTED SEVERE CORROSION ON THE FWD MAIN CABIN DOOR, FUSELAGE HINGE HALF ASSEMBLY. REMOVED AND REPLACED THE FWD MAIN CABIN DOOR, FUSELAGE HINGE HALF ASSEMBLY, IAW CE 560XL SRM 51-40-03 AND AMM 52-10-0 - [SDR DXTA2023030381720](https://openairdocs.org/sdr/DXTA2023030381720.md): Metering Valve · defective · Mar 2, 2023 · N566QS · Cessna 560XL · Landing Gear Brake System > DURING TAXI WHILE BRAKING THE RIGHT BRAKE PEDAL WENT COMPLETELY SOFT FOR A COUPLE SECONDS AND THEN STARTED WORKING AGAIN. REMOVED AND REPLACED THE BRAKE METERING VALVE. IAW CE560XL AMM 32-44-20. OPS CHECK GOOD. - [SDR DXTA2021112252250](https://openairdocs.org/sdr/DXTA2021112252250.md): Fire Detector · defective · Nov 20, 2021 · N566QS · Cessna 560XL · Fire Detection > LEFT ENGINE FIRE DETECTION LIGHT: THE LEFT ENG FIRE PUSH LIGHT INTERMITTENTLY AND DIMLY FLASHED DURING FLIGHT MULTIPLE TIMES DURING THE SHORT 15 MIN FLIGHT. CLEAR AIR AT 3000 FEET. NO OTHER ABNORMALITIES WERE OBSERVED // SIGNOFF //REMOVED LEFT COWLINGS INSPECT - [SDR DXTA2021062143980](https://openairdocs.org/sdr/DXTA2021062143980.md): Valve · sticking · Jun 19, 2021 · N566QS · Cessna 560XL · Passenger/Crew Doors > UPON LANDING THE MAIN CABIN DOOR WAS EXTREMELY DIFFICULT TO OPEN. // SIGN OFF // FOUND THE ACCOUSTIC DOOR SEAL VALVE TO BE STICKING. CLEANED ACCOUSTIC DOOR SEAL VALVE. PERFORMED SEVERAL SUCCESSFUL OPS CHECKS OF THE MAIN CABIN DOOR. ALL WORK PERFORMED REF. CE-5 - [SDR DXTA2018113001738](https://openairdocs.org/sdr/DXTA2018113001738.md): Strut · not extended · Nov 30, 2018 · N566QS · Cessna 560XL · Nose/Tail Landing Gear Strut/Axle > ALL LANDING GEAR RETRACTION - GEAR WOULD NOT COME UP, GEAR UNSAFE WITH HYD PRESS LIGHT ILLUMINATED, RAN THE APPROPRIATE CHECKLIST CAME BACK AND LANDED WITHOUT EVENT. NOTE, IT WAS NOT AN OVERWEIGHT LANDING.//JACKED AIRCRAFT AND FOUND NOSE STRUT NOT FULLY EXTEND - [SDR DXTA2018072501228](https://openairdocs.org/sdr/DXTA2018072501228.md): Engine · malfunctioned · Jul 25, 2018 · N566QS · Cessna 560XL · Engine (Turbine/Turboprop) > CABIN ODOR BURNING SMELL, COPILOT COMPLAINED ABOUT SOMETHING BOTHERING HIS EYES WHILE CLIMBING OUT WITH APU OFF AND I DIDN'T NOTICE ANYTHING AT THAT TIME. WHILE SITTING ON THE GROUND IN LAS APU ON WITH BLEED AIR ON WE BOTH COULD DETECT WHAT SMELLED LIKE A BURN - [SDR DXTA2018072302013](https://openairdocs.org/sdr/DXTA2018072302013.md): Converter · dirty · Jul 20, 2018 · N566QS · Cessna 560XL · Cabin Cooling System > COCKPIT ODOR BURNING SMELL - AFTER TAXI OUT, WE SMELLED A SMOKY ODOR COMING FROM OVERHEAD GASPER VENTS. OPENED COCKPIT WINDOW TO VERIFY IT WAS NOT AN OUTSIDE SOURCE. WHEN WE WENT INTO CABIN TO CHECK, THE FRONT OVERHEAD VENTS HAD THE ODOR EVEN STRONGER. CLEANED - [SDR DXTA2014112405934](https://openairdocs.org/sdr/DXTA2014112405934.md): Valve · failed · Nov 23, 2014 · N566QS · Cessna 560XL · Landing Gear Brake System > DURING PERFORMANCE A STATIC TAKE OFF, THE LT SEAT BRAKES WOULD NOT HOLD THE AIRPLANE. PERFORMED ENGINE RUNS AND VERIFIED DISCREPANCY. CHECKED FOR CORRECT BRAKE PRESSURE WITH BRAKES APPLIED, NO DEFECTS NOTED. CHECKED LEFT AND RIGHT SEAT BRAKE CABLE TENSIONS, - [SDR DXTA2013120205586](https://openairdocs.org/sdr/DXTA2013120205586.md): Controller · faulty · Nov 30, 2013 · N566QS · Cessna 560XL · Fire Detection > DURING DECENT TO LANDING, THE RT ENG FIRE LIGHT WAS DIMLY FLICKERING ON & OFF, 1 SECOND ON THEN ABOUT 3 SECONDS OFF, UNTIL LANDING. PLACING THE RT THROTTLE TO IDLE TO DETERMINE IF THERE WAS A BLEED AIR LEAK, THE LIGHT STILL CONTINUED TO FLICKER. ON THE GND T - [SDR DXTA2012091705125](https://openairdocs.org/sdr/DXTA2012091705125.md): Bungee · damaged · Sep 16, 2012 · N566QS · Cessna 560XL · Landing Gear Brake System > DURING LANDING ROLLOUT UNEVEN PRESSURE ON BRAKE APPLICATION. THE LT BRAKE PEDAL TRAVELED SIGNIFICANTLY FURTHER THAN THE RT PEDAL CAUSING A JERKING MOTION. AFTER EXITING THE RUNWAY (TRANSFER CONTROLS), PIC TAXIED IN AND NOTICED UNEVEN BRAKE PRESSURE AND A SIG - [SDR DXTA2011102004754](https://openairdocs.org/sdr/DXTA2011102004754.md): Master Cylinder · reads low · Oct 19, 2011 · N566QS · Cessna 560XL · Master Cylinder/Brake Valve > BRAKES ARE VERY SOFT UPON LANDING. ANTI-SKID NEVER ENGAGED ON WET RUNWAY. UPON INSPECTION OF THE BRAKE PRESSURE CYLINDER, NOTICED IT READ LOW. AT 55 DEGREES, SHOULD HAVE BEEN 625-650 AND READ 425. TROUBLESHOT SYS, FOUND BRAKE ACCUMULATOR LOW. SERVICED BRAKE - [SDR DXTA2010072204170](https://openairdocs.org/sdr/DXTA2010072204170.md): Display · erratic · Jul 21, 2010 · N566QS · Cessna 560XL · Attitude Gyro and Indicating System > STANDBY HSI INDICATIONS ERRACTIC ON BOTH HEADING AND CLIMB AND DESCENT INFORMATION. TESTED AND CONFIRMED ON INITIAL POWER-UP SYS OPERATED NORMALLY. TAXI CHECKED ACFT SYS AND FOUND INDICATOR WOULD ERRATICALLY TILT 5 DEGREES TO THE RT WHILE ACFT WAS STRAIGHT AN - [SDR DXTA2009031303542](https://openairdocs.org/sdr/DXTA2009031303542.md): Monopole · failed · Mar 12, 2009 · N566QS · Cessna 560XL · Turbine Engine Compressor Section > SHORTLY AFTER TAKEOFF, LT EEC FAILED WITH BOTH EEC'S IN MANUAL. LT ENGINE WOULD COMPRESSOR STALL WHEN N1 REDUCED BELOW 70 PERCENT AND N2 BELOW 85 PERCENT. NO NOTICEABLE RISE IN ITT WAS OBSERVED WITH POWER INCREASES. A SPLIT OF APPROX 2 INCHES IN POWER LEVERS T ## 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 = 'N566QS' AND deregistration_id = 'N566QS-2026-05-16' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N566QS-2026-05-16/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, except the copies of manufacturers’ service documents, which belong to their rights holders.