# Service difficulty reports: N686QS

A list on [N686QS](https://openairdocs.org/aircraft/N686QS.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR DXTA2025120805968](https://openairdocs.org/sdr/DXTA2025120805968.md): Bellcrank · worn · Dec 4, 2025 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > MAIN CABIN DOOR REQUIRES EXCESSIVE FORCE TO OPEN AND CLOSE AND SEEMS TO BE BINDING INTERNALLY. OPERATION IS NOT NORMAL COMPARED TO OTHER MAIN CABIN DOORS ON XLS FLEET. REMOVED WORN UPPER BELLCRANK. INSTALLED SUPPLIED NEW BELL CRANK. REMOVED WORN LOWER BELLCR
- [SDR DXTA2025060203716](https://openairdocs.org/sdr/DXTA2025060203716.md): Landing Gear · faulted · May 31, 2025 · N686QS · Cessna 560XL · Landing Gear Retraction/Extension System
  > AFTER A NORMAL TAKE OFF GEAR WOULD NOT RETRACT. HANDLE WAS LOCKED IN THE DOWN POSITIONS. ALSO NOTICE THE GND IDLE AND NO TAKE OFF ANNC WERE ILLUMINATED AT THIS TIME. WE ALSO WERE GETTING THE GEAR HORN NOW WITH THROTTLE ADVANCEMENT. THE NO TAKEOFF ANNC WA
- [SDR DXTA2025012002014](https://openairdocs.org/sdr/DXTA2025012002014.md): G Switch · no test · Jan 17, 2025 · N686QS · Cessna 560XL · Emergency Lighting
  > CABIN EMERG LIGHT: WITH THE BATTERY SWITCH ON, AND THE EMER LTS SWITCH TO ARM, THE AFT EMERGENCY LIGHTS STAY ON. CORRECTIVE ACTION: RESET AFT EMERGENCY INTERTIA SWITCH. OPS CHECK GOOD. IAW CESSNA 560XL / AMM 33-50-01.
- [SDR DXTA2023081693170](https://openairdocs.org/sdr/DXTA2023081693170.md): Unknown · unknown · Aug 15, 2023 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > MAIN CABIN DOOR IS EXTREMELY DIFFICULT TO OPEN AND CLOSE, BOTH FROM THE INSIDE AND THE OUTSIDE OF THE AIRCRAFT. ADJUSTED MAIN CABIN DOOR LATCH PLATE DUE TO MAIN CABIN DOOR EXTREMELY DIFFICULT TO OPEN AND CLOSE WITH REF. TO CE 560XL AMM 52-10-00, OPS CHECK GOOD
- [SDR DXTA2023050985650](https://openairdocs.org/sdr/DXTA2023050985650.md): Unknown · unknown · May 8, 2023 · N686QS · Cessna 560XL · Landing Gear Brake System
  > WHILE TOUCHING DOWN AT LANDING, PWR BRKS CB TRIPPED. LOW BRK PRESS & ANTISKID INOP MESSAGES ILLUMINATED. BRAKE PRESSURE COMPLETELY FAILED & ACFT HAD TO BE STOPPED ON TAXIWAY WITH THE EMER BRAKE HANDLE. CB WAS RESET IAW QRH & 2 MESSAGES EXTINGUISHED. ACFT T
- [SDR DXTA2022112374630](https://openairdocs.org/sdr/DXTA2022112374630.md): Apu · smoke · Nov 23, 2022 · N686QS · Cessna 560XL · APU Core Engine
  > COCKPIT FILLS WITH THICK SMOKE, APU ON, BLEED ON NORMAL. REMOVED AND REPLACED THE APU IAW AMM 49-10-00
- [SDR DXTA2022111573990](https://openairdocs.org/sdr/DXTA2022111573990.md): G Switch · tripped · Nov 14, 2022 · N686QS · Cessna 560XL · Emergency Lighting
  > CABIN EMERG LIGHT: FORWARD HALF OF EMERGENCY LIGHTING IS STUCK ON, REGARDLESS OF PASS SAFETY SWITCH POSITION. FOUND FORWARD EMERGENCY BATT G SITCH TRIPPED. RESET G SWITCH AND PERFOMRED SAFETY SATISFACTROY OPERATIONAL CHECK OF THE EMERGENCY LIGHTS. NO FURTHER
- [SDR DXTA2022061664000](https://openairdocs.org/sdr/DXTA2022061664000.md): Pressure Switch · intermittent · Jun 15, 2022 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > MAIN DOOR PRIMARY SEAL: AFTER STARTING APU WITH MAIN CABIN DOOR OPEN NOTICED THE DOOR SEAL ANNUNCIATOR WAS NOT ILLUMINATED. FOUND MAIN CABIN DOOR SEAL INFLATED. CAN NOT SHUT MAIN CABIN DOOR. THIS IS A REPEAT WRITEUP. // SIGNOFF// REMOVED DOOR STEPS. CHECKED DO
- [SDR DXTA2022051061530](https://openairdocs.org/sdr/DXTA2022051061530.md): Door Seal · malfunctioned · May 9, 2022 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > MAIN DOOR: WITH APU RUNNING AND BLEED AIR ON THE MAIN CABIN DOOR WOULD NOT CLOSE. THE DOOR SEAL WAS INFLATED. SHUT OFF THE BLEED AIR WITH NO CHANGE. WHEN WE SHUT OFF THE APU THE SEAL DEFLATED AND THE DOOR CLOSES NORMALLY. /// CORRECTIVE ACTION /// OPS CHECK
- [SDR DXTA2022010654810](https://openairdocs.org/sdr/DXTA2022010654810.md): Manifold · leaking · Jan 5, 2022 · N686QS · Cessna 560XL · APU Start/Ignition System
  > APU BLEED AIR: AFTER APU START, WHEN THE BLEED AIR WAS SELECTED ON, THE CABIN FILLED WITH A STRONG EXHAUST/FUEL SMELL. REMOVED APU ACCESS PANEL AND INSPECTED INTERIOR OF APU BOX FOR EVIDENCE OF OIL OR FUEL LEAKAGE. NO EVIDENCE OF OIL LEAKS PRESENT STARTED AP
- [SDR DXTA2021112952560](https://openairdocs.org/sdr/DXTA2021112952560.md): Heat Exchanger · defective · Nov 26, 2021 · N686QS · Cessna 560XL · APU Cowling/Containment
  > APU BLEED AIR: WITH THE APU RUNNING AND ENGINES OFF, WITH THE APU BLEED AIR ON, THERE IS AN OIL SMELL IN THE CABIN. THE BLEED AIR SWITCH WAS CYCLED SEVERAL TIMES ALLOWING TIME TO AIR OUT THE CABIN, AND THE SMELL CONTINUED TO RETURN. ARRIVED AT AIRCRAFT AND PO
- [SDR DXTA20210104649](https://openairdocs.org/sdr/DXTA20210104649.md): Link · out of adjust · Jan 27, 2021 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > THE MAIN CABIN DOOR OVER CENTER HANDLE IS EXTREMELY LOOSE AND HITS THE DOOR WHEN THE DOOR IS CLOSED. IT TAKES MINIMUM EFFORT ON THE OVER CENTER HANDLE FOR THE DOOR TO CLOSE. PERFORMED ADJUSTMENT OF THE ACTUATING LEVER ROD END LINK. PERFORMED OPERATIONAL CHE
- [SDR DXTA202101024544](https://openairdocs.org/sdr/DXTA202101024544.md): Mechanism · dirty · Jan 2, 2021 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > MAIN CABIN DOOR PRECATCH WORKS, DOOR PINS OUT OF SYNC WITH DOOR HANDLE POSITION. OPERATIONS CHECKED, DOOR COULD NOT DUPLICATE FAILURE. PER MX CONTROL GAINED ACCESS TO MCD LINKAGE THROUGH REMOVAL OF MCD`S 3PS, REF CE56C XL MM 52-10-00. UPON REMOVAL OF STEPS
- [SDR DXTA2019022502069](https://openairdocs.org/sdr/DXTA2019022502069.md): Handle · failed · Feb 23, 2019 · N686QS · Cessna 560XL · Landing Gear Selector
  > LEFT MLG MLG - NO MLG LIGHTS ON EXTENSION. LANDING GEAR WILL NOT EXTEND QRH COMPLETED. "CORRECTIVE ACTION" REMOVED LANDING GEAR CONTROL BOX P;N 9912550-1 S/N 044 INSTALLED OVERHAULED LANDING GEAR HANDLE BOX PN 9912550-1 S/N 0031.
- [SDR DXTR2017060901](https://openairdocs.org/sdr/DXTR2017060901.md): Service Door · corroded · Jun 9, 2017 · N686QS · Cessna 560XL · Auxiliary Power Unit (APU) Doors
  > APU OIL SERVICE DOOR CORRODED AT FWD AND AFT LATCH POINTS. REPAIRED IAW ERO-897650, THIS IS A MINOR REPAIR OF LEVEL 1 CORROSION.
- [SDR DXTA2017022206374](https://openairdocs.org/sdr/DXTA2017022206374.md): Light · melted · Feb 22, 2017 · N686QS · Cessna 560XL · Passenger Compartment Lighting
  > DURING DESCENT, THERE WAS SMOKE COMING FROM THE LEFT CIRCUIT PANEL. AN EMERGENCY DESCENT WAS PERFORMED AND ELECTRICAL FIRE OR SMOKE CHECKLIST G1 WAS INITIATED AND COMPLETED. INSPECTED THE AIRCRAFT FOR SOURCE OF SMOKE AND FOUND AISLE LIGHTS ON LEFT SIDE MELTE
- [SDR DXTA2016101106316](https://openairdocs.org/sdr/DXTA2016101106316.md): Control Unit · failed · Oct 11, 2016 · N686QS · Cessna 560XL · Landing Gear Retraction/Extension System
  > ON DEPARTURE, LANDING GEAR HANDLE WOULD NOT MOVE TO UP POSITION. UNABLE TO RETRACT GEAR. UNABLE TO RETRACT GEAR. WITH A MULTI METER CHECK FOR 28VDC AND GROUND AT THE GEAR CONTROL ASSY WITH AIRCRAFT IN AIR MODE POWER AND GROUND PRESENT, BUT SOLENOID WON'T PU
- [SDR CWQR20160216004](https://openairdocs.org/sdr/CWQR20160216004.md): Air Duct · cracked · Feb 16, 2016 · N686QS · Cessna 560XL · Pneumatic Distribution System
  > DURING AN INSPECTION WE FOUND THE APU AIR DUCT MOUNTING FLANGE CRACKED WHERE IT ATTACHES TO THE DUCT ASSEMBLY. REPLACED AIR DUCT WITH UPGRADED 6655600-49 ASSEMBLY & SENT A SERVICE CONDITION REPORT 745481 TO MFG.
- [SDR DXTA2015070206038](https://openairdocs.org/sdr/DXTA2015070206038.md): Unknown · malfunctioned · Jul 1, 2015 · N686QS · Cessna 560XL · Landing Gear Brake System
  > WHILE USING BRAKES AT ANY TIME, BRAKES THUMP & MOMENTARILY LOCK UP. PIN LENGTH IS GOOD & NO ANNUNCIATION WAS NOTICED. REMOVED LT & RT WHEEL ASSEMBLIES, INSPECTED RT BRAKES WITH NO DEFECTS NOTED. INSPECTED LT BRAKES WITH NO DEFECTS NOTED. CLEANED LT & RT B
- [SDR CWQR20141015008](https://openairdocs.org/sdr/CWQR20141015008.md): Hinge · corroded · Oct 15, 2014 · N686QS · Cessna 560XL · Passenger/Crew Doors
  > DURING A SCHEDULED INSPECTION WE FOUND THE LOWER AFT MAIN CABIN DOOR HINGE HALF CORRODED. THE HINGE HALF MATERIAL HAD SWELLED FROM INTERGRANULAR CORROSION FROM THE EDGE OF THE HINGE & TRAVELED INTO TWO FASTENER HOLES. REMOVED HINGE & FOUND NO DAMAGE OR CORRO
- [SDR DXTA2013111105561](https://openairdocs.org/sdr/DXTA2013111105561.md): Apu · failed · Nov 7, 2013 · N686QS · Cessna 560XL · Air Distribution System
  > ACFT ON GROUND, APU RUNNING, COCKPIT & CABIN SUDDENLY FILLED WITH ELECTRICAL SMOKE ODOR. NO INDICATIONS OF FIRE, RAN SMOKE CHECKLIST. APU SHUTDOWN ON ITS OWN. CHECKED APU BAY,, COMPARTMENT WAS ALSO FILLED WITH ELECTRICAL SMOKE ODOR. REMOVED AND RPLACED FA
- [SDR DXTA2013050205367](https://openairdocs.org/sdr/DXTA2013050205367.md): Pointer · bent · May 2, 2013 · N686QS · Cessna 560XL · Stabilizer Control System
  > PITCH TRIM IS HARD TO MOVE AND BINDING AS IT IS MOVED NOSE UP THROUGH THE TAKEOFF RANGE. BINDING CAN BE FELT WHILE USING MANUAL TRIM. WHILE USING ELECTRIC TRIM YOU CAN SEE THE TRIM WHEEL SLOW AND ALMOST STOP AT THE SAME POSITIONS AS USING MANUAL TRIM. INSPECT
- [SDR DXTA2013041105352](https://openairdocs.org/sdr/DXTA2013041105352.md): Actuator · binding · Apr 10, 2013 · N686QS · Cessna 560XL · Stabilizer Control System
  > TRIM WHEEL VERY DIFFICULT TO TRIM MANUALLY. WHEN TRIMMING WITH ELECTRIC TRIM IT STOPS/BINDS FOR A MOMENT APPROX EVERY INCH OF ROTATION. WHEN IN AUTOPILOT IT DID NOT KICK OFF THE AUTOPILOT. TRIM BINDING WAS THE SAME AT ALL ALTITUDES, AIRSPEEDS, AND FLAP CONF
- [SDR CWQR20120523033](https://openairdocs.org/sdr/CWQR20120523033.md): Channel · cracked · May 23, 2012 · N686QS · Cessna 560XL · Cargo/Baggage Doors
  > DURING A SCHEDULED INSPECTION, FOUND FWD BAGGAGE DOOR HINGE ASSY CRACKED IN SEVERAL PLACES. 2 CRACKS IN SUPPORT CHANNEL 66120720-2 AND 1 CRACK ON CHANNEL 6612069-11.THE CRACKS WERE FOUND BY VISUAL INSPECTION. THIS ACFT HAD SB560XL-52-13 INSTALLED AT THE FACTO
- [SDR DXTA2011091204726](https://openairdocs.org/sdr/DXTA2011091204726.md): Brake Assy · malfunctioned · Sep 8, 2011 · N686QS · Cessna 560XL · Landing Gear Brake System
  > WHEN APPLYING THE LEFT BRAKE, IT DOESN'T DO ANYTHING FOR A WHILE THEN GRABS SUDDENLY CAUSING ABRUPT TURN TO THE LEFT. PERFORMED TAXI CHECK OF BRAKES. NO DEFECTS FOUND OR NOTED. PERFORMED BRAKE BLEEDING PROCEDURE IAW AMM 32-42-00 LEAK CHECKED GOOD. SERVICED A
- [SDR DXTA2010102604271](https://openairdocs.org/sdr/DXTA2010102604271.md): Computer · failed · Oct 25, 2010 · N686QS · Cessna 560XL · Autopilot Computer
  > DURING CLIMB OUT OF 28,000 FT, WITH RT SEAT PILOT FLYING, THE ATTITUDE AND HEADING FAILURE MESSAGE ILLUMINATED IN THE LT SIDE PFD AND THE MFD. THE AUTO-PILOT ALSO FAILED. PUSHED THE LT SIDE ATTITUDE AND HEADING REVERSIONARY BUTTONS AND THE RT SIDE INFORMATION
- [SDR DXTA2010080904187](https://openairdocs.org/sdr/DXTA2010080904187.md): Unknown · smoke · Aug 8, 2010 · N686QS · Cessna 560XL · Air Distribution System
  > HAD VISIBLE SMOKE IN COCKPIT ON TAKEOFF, THRU ABOUT 2K FT, WITH APU RUNNING. SMOKE SEEMED TO BE ISOLATED TO COCKPIT AREA. SMOKE DISSIPATED ON ITS OWN IN A VERY SHORT TIME. COULD NOT DUPLICATE, ENGINES AND APU BLEED AIR SYS CHECKS OK.
- [SDR DXTA2009081403758](https://openairdocs.org/sdr/DXTA2009081403758.md): Brake Assy · chattering · Aug 13, 2009 · N686QS · Cessna 560XL · Landing Gear Brake System
  > BRAKES CHATTER AND PLANE SUTTER WHEN APPLYING THE RT BRAKE DURING TAXI AND LANDING, REPLICATED ON BOTH SETS OF BRAKE PEDALS. T/S SYS TO DEFECTIVE ANTISKID VALVE, ANTI-SKID PUMP AND BRAKE METERING VALVE. REMOVED AND REPLACED ALL UNITS. BLED SYSTEM. OPS AND LEA
- [SDR DXTA2009061503686](https://openairdocs.org/sdr/DXTA2009061503686.md): Brake Assy · weak · Jun 14, 2009 · N686QS · Cessna 560XL · Landing Gear Brake System
  > ON LANDING, "LO BRAKE PRESSURE" AND "ANTI SKID INOP" LIGHTS ILLUMINATED; ANTI-SKID BITE LIGHTS ARE NORMAL. ACFT PULLS TO THE RT WHEN BRAKES ARE APPLIED ON THE GROUND AND FEEL SPONGY. NOTICABLE FLUID MISSING FROM BRAKE RESEVOIR, ONLY.3333 FULL NOW. INSPECTE
- [SDR DXTA2009042703620](https://openairdocs.org/sdr/DXTA2009042703620.md): Metering Valve · malfunctioned · Apr 24, 2009 · N686QS · Cessna 560XL · Landing Gear Brake System
  > DURING TAXI THERE WAS A HEAVY VIBRATION HEARD AND FELT WHEN BRAKES WERE APPLIED. THE VIBRATION CAME FROM RT BRAKE ONLY. LT SIDE OK. REMOVED AND REPLACED BRAKE METERING VALVE WITH A REPAIRED UNIT. BLED BRAKES PERFORMED OPERATIONAL CHECKS, OPS CHECKS GOOD IAW M
- [SDR DXTA2009021303503](https://openairdocs.org/sdr/DXTA2009021303503.md): Brake Sys · weak · Feb 12, 2009 · N686QS · Cessna 560XL · Landing Gear Brake System
  > BRAKE PEDALS FEEL SPONGY. BLED ANTI-SKID BRAKE SYS IAW CH 32-44-00 OF AMM. LEAK CHECK OF BLEEDER PLUGS GOOD. TAXI CHECK OF BRAKES GOOD. ALL WORK IAW MM 32-44-00.
- [SDR DXTA2009020103486](https://openairdocs.org/sdr/DXTA2009020103486.md): Actuator · inoperative · Feb 1, 2009 · N686QS · Cessna 560XL · Landing Gear Actuator
  > REMOVED AND REPLACED LT MLG ACUATOR WITH REPAIRED UNIT. PERFORMED ALL OPS CHECKS AND LEAK CHECKS. OPS AND LEAK CHECKS GOOD. ALL ACTUATOR HARDWARE REPLACED WITH NEW. SERVICED EMERGENCY BLOWDOWN BOTTLE TO FULL AND SAFETIED WORK DONE IAW MM 32-30-04.
- [SDR DXTA2009020103483](https://openairdocs.org/sdr/DXTA2009020103483.md): Pump · inoperative · Feb 1, 2009 · N686QS · Cessna 560XL · Hydraulic Pump (Electric/Engine), Main
  > FOUND FAULT RELATED TO GEAR/HYD ISSUE WITH ACFT. AFTER COMPLETION OF HYD PUMP REPLACEMENT PERFORMED SEVERAL OPS CHECKS OF STAB AND FLAP SYS WITH NO DEFECTS NOTED. SYS OPS CHECKS GOOD IAW MM 27-40-00.
- [SDR DXTA2009020303486](https://openairdocs.org/sdr/DXTA2009020303486.md): Warning Light · illuminated · Feb 1, 2009 · N686QS · Cessna 560XL · Central Warning
  > ON DESCENT INTO KASE. AT APPROX 195 KIAS, GOT STAB MISCOMPARE CAUTION LIGHT.
- [SDR DXTA2009020303483](https://openairdocs.org/sdr/DXTA2009020303483.md): Unknown · unknown · Feb 1, 2009 · N686QS · Cessna 560XL · Landing Gear System
  > SELECTED LANDING GEAR DOWN. GOT GEAR DOWN INDICATION ON NOSE AND RT MAIN. UNLOCK LIGHT ILLUMINATED LT MAIN LIGHT DID NOT ILLUMINATE.
- [SDR DXTA200803150](https://openairdocs.org/sdr/DXTA200803150.md): Oil System · leaking · Jun 28, 2008 · N686QS · Cessna 560XL · Turbine Engine Oil System
  > DURING TAKEOFF ROLL, APPROX 60 KTS, LT ENG OIL PRESS DROPPED TO 0. LT LOW OIL PRESS LIGHT ILLUMINATED FOR 20 SEC & EXTINGUISHED. RAN ENG TO T/O POWER & PRESS DROPED TO 30 PSI. REMOVED LT ENG. DONE IAW MM, 71-00-03, CHECKED OIL. NO OIL IN SIGHT GLASS, MOTORED
- [SDR DXTA200803013](https://openairdocs.org/sdr/DXTA200803013.md): Relay · inoperative · Apr 23, 2008 · N686QS · Cessna 560XL · Autopilot System
  > UNCOMMANDED EMERGENCY DESCENT WITH AUTOPILOT ENGAGED AT FL400. REPLACED RELAY KC009 AND CONNECTOR. IAW MFG WIRING DIAGRAM MAN 20-10-04. OPS CHECK GOOD. RELAY P/N LMP5001P S/N NSN/CONNECTOR LMS01T-TL S/N NSN / CONNECTOR P/N LMP4001S S/N NSN.
- [SDR DXTA20082952](https://openairdocs.org/sdr/DXTA20082952.md): Latch · obstructed · Mar 20, 2008 · N686QS · Cessna 560XL · Service Doors
  > AC DOOR LIGHT (TAIL) ILLUMINATED ON TAKEOFF. FOUND BAGGAGE AFT UPPER LATCH STIFF. CLEANED SLIDE (BAYONET) AND HINGE POINTS AND LUBED. REMOVED UNIT FROM BAYONET RECEPTACLE. ADJUSTED SPRING TENSION. FOUND TAILCONE FWD ACCESS DOOR AFT UPPER LATCH STIFF AND R
- [SDR DXTA200802777](https://openairdocs.org/sdr/DXTA200802777.md): Fire Loop · out of position · Jan 19, 2008 · N686QS · Cessna 560XL · Fire Detection
  > LT ENGINE FIRE WARNING LIGHT FLASHES INTERMITTENT IN CRUISE FLIGHT. NO SECONDARY INDICATIONS OBSERVED. REMOVED BOTH UPPER AND LOWER COWLINGS, INSPECTED FIRE LOOP, FOUND LOOP CONTACTING ENG. REPOSITIONED FIRE LOOP, CLEANED CONNECTORS, SWAPPED FIRE DETECTION C
- [SDR DXTA200702234](https://openairdocs.org/sdr/DXTA200702234.md): Actuator · inoperative · Jun 1, 2007 · N686QS · Cessna 560XL · Stabilizer Control System
  > STAB MISCOMPARE LIGHT ILLUMINATES ON FLAP RETRACTION AFTER T/O. REMOVED HORIZONTAL STAB ACTUATOR AND INSTALLED AN INSPECTED ACTUATOR. OPS AND LEAK CHECKS GOOD. WORK DONE IAW CHAPTER 27-40-00 OF THE MM.
- [SDR DXTA200702161](https://openairdocs.org/sdr/DXTA200702161.md): Unknown · malfunctioned · Apr 29, 2007 · N686QS · Cessna 560XL · Landing Gear Brake System
  > DURING START BRAKE LOW PRESS AND ANTI SKID INOP LIGHT CAME ON. IT WENT OUT AS RPM INCREASED, CAME ON AGAIN AS TAXI STARTED. BRAKE PRESS REMAINED OK. EMER BRAKE NOT USED. [SUP 05-03-07] REMOVED BRAKE LOW PRESSURE SWITCH AND INSTALLED NEW UNIT IAW CESSNA
- [SDR DXTA200702065](https://openairdocs.org/sdr/DXTA200702065.md): Unknown · chattering · Apr 1, 2007 · N686QS · Cessna 560XL · Landing Gear Brake System
  > UPON RELEASING BRAKES FOR TAKEOFF AT SJC, (4) LOUD KNOCKS IN RAPID SUCCESSION WERE HEARD FROM REAR OF AIRCRAFT. ABORTED TAKEOFF AND RETURNEDTO RAMP. INSPECTED BRAKES & ENGINES & FOUND NO DEFECTS. TAXI CHECK & PERFORMED ENGINE RUN UP TO TAKE OFF POWER SEVERAL

## 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 = 'N686QS' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N686QS/reports

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