# Service difficulty reports: N673QS, cancelled Dec 15, 2025 A list on [N673QS, cancelled Dec 15, 2025](https://openairdocs.org/deregistered/N673QS-2025-12-15.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR DXTA2025050703357](https://openairdocs.org/sdr/DXTA2025050703357.md): Counterbalance · faulted · May 4, 2025 · N673QS · Cessna 560XL · Passenger/Crew Doors > MAIN DOOR: MAIN ENTRANCE DOOR IS VERY HARD/HEAVY TO CLOSE THE LAST 2 FEET OF MOVEMENT. WHEN OPENING DOOR, IT POPS OPEN ABOUT 2 FEET AND PULLED CREWMEMBER INTO DOOR. CORRECTIVE ACTION: OPENED AND DOSED DOOR MULTIPLE TIMES, FOUND DOOR COUNTER BALANCE ASSIST NOT - [SDR DXTA2025050403357](https://openairdocs.org/sdr/DXTA2025050403357.md): Door · malfunctioned · May 4, 2025 · N673QS · Cessna 560XL · Passenger/Crew Doors > MAIN DOOR: MAIN ENTRANCE DOOR IS VERY HARD/HEAVY TO CLOSE THE LAST 2 FEET OF MOVEMENT. WHEN OPENING DOOR, IT POPS OPEN ABOUT 2 FEET AND PULLED CREWMEMBER INTO DOOR. - [SDR DXTA2025032802812](https://openairdocs.org/sdr/DXTA2025032802812.md): Solenoid · faulty · Mar 24, 2025 · N673QS · Cessna 560XL · Passenger/Crew Doors > DURING DOOR CLOSURE, BOTH LIGHTS GO OUT BRIEFLY. WITHIN A FEW SECONDS THE "CABIN DOOR" LIGHT COMES BACK ON. IT BAS BEEN INTERMITTENT ALL WEEK. IT WOULD GO OUT AFTER OPENING AND CLOSING. THIS TIME WE TRIED NUMEROUS TIMES, INCLUDING MANUALLY TRYING TO PUSH THE - [SDR DXTA2024052011818](https://openairdocs.org/sdr/DXTA2024052011818.md): Socket · out of adjust · May 19, 2024 · N673QS · Cessna 560XL · Passenger/Crew Doors > MAIN DOOR: AFTER LANDING, WE HAD TO CYCLE THE DOOR LOCK TO OPEN THREE TIMES TO GET THE DOOR TO OPEN. PRECATCH HANDLE WAS PULLED AND DID NOT HELP THE SITUATION. THE ACOUSTIC SEAL WAS NOT THE ISSUE EITHER. DOOR HANDLE IS EXTREMELY STIFF WHEN CLOSING AND OPENING - [SDR DXTA2024030811140](https://openairdocs.org/sdr/DXTA2024030811140.md): Support Strut · binding · Mar 8, 2024 · N673QS · Cessna 560XL · Passenger/Crew Doors > CREW CAN NOT CLOSE CABIN DOOR FROM INSIDE. EVIDENCE OF SCARRING WHERE TOP FWD ROUND PIN ENGAGES LATCH PIN PLATE IN FRAME. INSPECTED DOOR LOCK PINS & BEARING PLATES. ADJUSTED AS REQUIRED. OPS CHKD DOOR, DOOR CLOSES BUT REQUIRES EXCESSIVE FORCE. INSP HANDLE AS - [SDR DXTA2023012479030](https://openairdocs.org/sdr/DXTA2023012479030.md): G Switch · tripped · Jan 23, 2023 · N673QS · Cessna 560XL · Emergency Lighting > FORWARD CABIN EMERGENCY LIGHT SYSTEM WILL NOT EXTINGUISH UNLESS TURNED OFF WITH THE SWITCH. SUSPECT INERTIA SWITCH. GAINED ACCESS TO FWD EMER BAN AND FOUND THAT THE INERTIA SWITCH TRIPPED. RE-SET SWITCH AND CW OP'S TEST OF EMER LIGHTS, OP'S TEST GOOD IAW MM 3 - [SDR DXTA2023011978840](https://openairdocs.org/sdr/DXTA2023011978840.md): Battery Pack · defective · Jan 19, 2023 · N673QS · Cessna 560XL · Emergency Lighting > WITH THE EMERGENCY LIGHT SWITCH ON AND BATTERY SWITCH OFF, THE EXIT SIGN OVER SEAT 7 AND EXIT SIGN OVER LAV IS VERY DIM. TURNING BATTERY SWITCH ON BOTH LIGHTS ILLUMINATE NORMAL. REMOVED FORWARD EMERGENCY LIGHTING BATTERY PACK AND INSTALLED CUSTOMER SUPPLIED T - [SDR DXTA2021071245000](https://openairdocs.org/sdr/DXTA2021071245000.md): Engine · failed · Jul 9, 2021 · N673QS · Cessna 560XL · Engine (Turbine/Turboprop) > NR 2 ENGINE FAILED ON TAKEOFF AT GEAR RETRACTION. HEARD LOUD BANGS AND THE ITT SPIKED AT THE TOP OF RED. ENGINE WAS NOT PRODUCING POWER AT THIS POINT. FOLLOWED SOPS, RAN CHECKLISTS, SHUT ENGINE DOWN & BACK FOR LANDING. FELT VIBRATIONS COMING FROM THE ENGIN - [SDR JGVR20180703001](https://openairdocs.org/sdr/JGVR20180703001.md): Strut · corroded · Jul 3, 2018 · N673QS · Cessna 560XL · Nose/Tail Landing Gear Strut/Axle > AFTER RE-SERVICING OF THE NLG STRUT PRESSURE HELD BUT THE FLUID BYPASSED SEAL. DURING RE-SEAL OF NLG, FOUND CORROSION IN UPPER BARREL. DISASSEMBLED, CLEANED AND VISUALLY INSPECTED. FOUND MISC BEARINGS, SEALS AND HARDWARE WORN. FOUND RING PACK AND RETAINER CORR - [SDR DXTA2012022204883](https://openairdocs.org/sdr/DXTA2012022204883.md): Handle · malfunctioned · Feb 20, 2012 · N673QS · Cessna 560XL · Landing Gear Retraction/Extension System > AT 220 KTS, 1500 FT, MOVED THE GEAR HANDLE TO THE DOWN POSITION. HANDLE MOVED NORMALLY AND LOCKED INTO PLACE BUT ONLY THE RED GEAR UNSAFE LIGHT CAME ON AND NO SOUNDS OF THE GEAR DOORS OPENING. AFTER WIGGLING THE HANDLE BACK AND FORTH FOR 4-5 SECONDS IN THE D - [SDR CWQR20120207002](https://openairdocs.org/sdr/CWQR20120207002.md): Hinge Fitting · cracked · Feb 6, 2012 · N673QS · Cessna 560XL · Fuselage, Door Hinge > DURING A VISUAL INSPECTION, FOUND CORROSION ON CABIN DOOR HINGE FITTING, LIMITED TO THE INWARD EDGE OF THE HINGE FITTING, ON CLOSER INSPECTION, FOUND A CRACK THAT WAS.35 INCH LONG ON THE HINGE FITTING RADIUS AREA BETWEEN THE FLANGE ATTACH BRACKETS. THE CRACK - [SDR CWQR20120207001](https://openairdocs.org/sdr/CWQR20120207001.md): Hinge Fitting · cracked · Feb 6, 2012 · N673QS · Cessna 560XL · Fuselage, Door Hinge > DURING A VISUAL INSPECTION OF THE FORWARD CABIN DOOR HINGE FITTING, FOUND CRACK. CRACK.35 INCHES LONG AND WAS IN THE RADIUS AREA BETWEEN THE FLANGE AREA THAT ATTACHES TO THE FUSELAGE. THE CRACK WAS VERIFIED USING DYE PENETRANT METHOD. HINGE FITTING WAS REP - [SDR DXTA2010111704308](https://openairdocs.org/sdr/DXTA2010111704308.md): Transceiver · inoperative · Nov 17, 2010 · N673QS · Cessna 560XL · Altimeter, Barometric/Encoder > DESCENDING THROUGH 11,500 FT WITH AN AIRSPEED OF 250 KTS. HAD GEAR WARNING AURAL INDICATION. IN CRUISE CONFIGURATION 11,000 AGL. HAD AN ADDITIONAL 4 AURAL WARNING LASTING FROM 3 SECONDS TO 25 SECONDS DURING THE REMAINDER OF FLIGHT. ALSO HAD AN EGPWS WARNIN - [SDR DXTA2010110804296](https://openairdocs.org/sdr/DXTA2010110804296.md): Warning Horn · false activation · Nov 5, 2010 · N673QS · Cessna 560XL · Landing Gear Position and Warning > GEAR WARNING HORN SOUNDED ON 3 SEPARATE OCCASIONS. FIRST, FOR 30 SECONDS AT IAS OF 210 KTS & FL220, FLAPS 0. INCREASE OR DECREASE OF THROTTLE SETTING WOULD NOT EXTINGUISH HORN. SECOND, HORN SOUNDED FOR ABOUT 10 SECONDS, AT 210 KIAS APPROACHING 8000 FT. THIR - [SDR DXTA2010011303944](https://openairdocs.org/sdr/DXTA2010011303944.md): Control Handle · faulty · Jan 13, 2010 · N673QS · Cessna 560CESSNA · Landing Gear Selector > REMOVED GEAR CONTROL HANDLE ASSY AND REPLACED WITH REPAIRED UNIT. OPS CHECKED CYCLED LANDING GEAR OPS CHECK GOOD. WORK DONE IAW MM 32-30-01. - [SDR DXTA2009110203841](https://openairdocs.org/sdr/DXTA2009110203841.md): Controller · inoperative · Oct 30, 2009 · N673QS · Cessna 560XL · Landing Gear Retraction/Extension System > LANDING GEAR SELECTOR HANDLE MOVED TO DOWN. RED UNLOCK LIGHT ILLUMINATED BUT GEAR DID NOT COME DOWN. THREE SECONDS LATER GEAR CAME DOWN. REMOVED DEFECTIVE LANDING CONTROL UNIT AND INSTALLED A REPAIRED CUSTOMER SUPPLIED UNIT. WORK DONE IAW AMM 32-30-01. COMPL - [SDR DXTA2009032302558](https://openairdocs.org/sdr/DXTA2009032302558.md): Brake Assy · worn · Mar 22, 2009 · N673QS · Cessna 560XL · Landing Gear Brake System > REMOVED RT MAIN GEAR WHEEL BRAKES ASSY. INSTALLED O/H CUSTOMER SUPPLIED MAIN GEAR WHEEL BRAKE ASSY. PERFORMED EMERGENCY BRAKE SYS OPS CHECK AND BLED THE ANTISKID BRAKE SYS WITH NO DEFECTS NOTED. ALL WORK DONE IAW MM CHAP 32-42-01. - [SDR DXTA2009032303558](https://openairdocs.org/sdr/DXTA2009032303558.md): Brake · malfunctioned · Mar 22, 2009 · N673QS · Cessna 560XL · Landing Gear Brake System > ON LANDING, WHEN BRAKES ARE APPLIED THE AIRPLANE YAWS TOWARDS THE RT. REMOVED RT MAIN GEAR WHEEL BRAKES ASSY. INSTALLED O/H CUSTOMER SUPPLIED MAIN GEAR WHEEL BRAKE ASSY. PERFORMED EMERGENCY BRAKE SYS OPS CHECK AND BLED ANTI-SKID BRAKE SYS WITH NO DEFECTS NO - [SDR DXTA2009031603549](https://openairdocs.org/sdr/DXTA2009031603549.md): Pcb · malfunctioned · Mar 13, 2009 · N673QS · Cessna 560XL · Landing Gear Retraction/Extension System > WHEN GEAR HANDLE WAS LOWERED RED GEAR UNLOCK ILLUMINATED; NO GREEN GEAR LIGHTS, NO HYD PRESS LIGHT. AFTER 20 SEC GEAR CAME DOWN NORMALLY. REMOVED AND REPLACED LANDING GEAR CONTROL PCB PER MAINT. CONTROL REQUEST IAW MM 24-51-02. ACCOMPLISHED GEAR SWINGS, OPERA - [SDR DXTA200702486](https://openairdocs.org/sdr/DXTA200702486.md): Engine · failed · Sep 19, 2007 · N673QS · Cessna 560XL · Engine (Turbine/Turboprop) > (RT LO OIL PRESS) LIGHT CAME ON DURING T/O, WHICH WAS ABORTED. 09-28-07 REMOVED AND REPLACED NR 2 ENGINE WITH SERVICEABLE UNIT USING NEW SEALS. ALL ACCESSORIES AND WIRE HARNESS SWAPPED TO INSTALLED ENGINE WORK PERFORMED PER CESSNA 560XL M/M 71-00-03 AND P - [SDR DXTA200702463](https://openairdocs.org/sdr/DXTA200702463.md): Circuit Board · malfunctioned · Sep 10, 2007 · N673QS · Cessna 560XL · Fuel System Wiring > AIRCRAFT WILL NOT CROSSFEED IN FLIGHT. HAD NORMAL INDICATIONS OF CROSSFEED BUT NO FUEL TRANSFER FROM LT TO RT. TRANSFER FROM T TO LT HAD BOTH LOW FUEL PRESSURE LIGHTS AND LT BOOST PUMP ILLUMINATED. NO CROSSFEED LIGHT INDICATION. ON THE GROUND STILL NO FLOW IN - [SDR DXTA200601643](https://openairdocs.org/sdr/DXTA200601643.md): Metering Valve · inoperative · Oct 9, 2006 · N673QS · Cessna 560XL · Brake Anti-Skid Section > DURING TAXI BRAKES RUMBLE WHEN PRESSURE IS APPLIED. CONDITION REPEATS ON PILOT AND COPILOT SIDES. RUMBLING OCCURED DURING SLOW TAXI (LESS THAN 10 KTS). RUMBLING ACTS LIKE LOW SPEED ACTIVATION ON ANTI-SKID (PULSING BRAKES). REPLACED BRAKE METERING VALVE WIT - [SDR DXTA200601625](https://openairdocs.org/sdr/DXTA200601625.md): Brake · vibrates · Oct 1, 2006 · N673QS · Cessna 560XL · Landing Gear Brake System > EVERY TIME THE BRAKES ARE INITIALLY APPLIED, WILL GET A RUMBLE/VIBRATION FROM BOTH BRAKES FOR 2-3 SECONDS FOLLOWED BY NORMAL BRAKING. IF BRAKE PRESSURE IS RELEASED THEN REAPPLIED, WILL GET THE RUMBLE/VIBRATION. REMOVED LT BRAKE ASSY, 2-1601-, S/N 1303 AND IN ## 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 = 'N673QS' AND deregistration_id = 'N673QS-2025-12-15' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N673QS-2025-12-15/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.