N639QS

Service difficulty reports not matched to an aircraft · 35

They name N639QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. Newest first.

Query with SQL
duckdb -csv -c "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 = 'N639QS' AND registry_match IS NULL
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR DXTA2009041303590Master Cylinder · malfunctionedON LANDING ROLLOUT, CAPTAINS LT BRAKE PEDAL WOULD GO ALL THE WAY TO THE FLOOR AND GRAB VERY LITTLE. REMOVED FAULTY PILOTS LEFT MASTER CYLINDER AND INSTALLED NEW MASTER CYL IAW MM 32-42-02. BLED BRAKES IAW 32-42-00. OPS CHECK GOOD. PEDALS FEEL NORMAL AT THIS TApr 12, 2009 · N639QS · Cessna 560XL · Master Cylinder/Brake ValveSDR DXTA2009030503528Master Cylinder · inoperativeNO RESISTANCE ON CAPTAINS SIDE LEFT BRAKE PEDAL. REMOVED AND REPLACED PILOTS LT MASTER CYL WITH O/H UNIT. BLED BRAKE SYSTEM LEAK CHECK GOOD, TAXI CHECK BRAKE OPS CHECK GOOD, ALL 4 BRAKE PEDALS ARE FIRM. WORK IAW MM 32-42-00 AND CH 32-42-02Mar 5, 2009 · N639QS · Cessna 560XL · Master Cylinder/Brake ValveSDR DXTA2009030403528Master Cylinder · inoperativeREMOVED AND REPLACED PILOTS LT MASTER CYL WITH O/H UNIT. BLED BRAKE SYSTEM LEAK CHECK GOOD, TAXI CHECK BRAKE OPS, CHECK GOOD, ALL 4 BRAKE PEDALS ARE FIRM. WORK IAW MM CH 32-42-00 AND CH 32-42-02.Mar 4, 2009 · N639QS · Cessna 560XL · Master Cylinder/Brake ValveSDR DXTA200811303381Wire · burnedWITH APU OPERATING AND AVIONICS SWITCH ON, NOTICED A BURNING ODOR, THEN RED X'S ON BOTH SIDES OF NR 1 PFD, A NR 1 ADC FAIL MESSAGE. PULLED NR 1 ADC CB, ODOR CEASED. TROUBLESHOT TO PILOTS LT RUDDER PEDAL CHAFING ON AVIONICS WIRE BUNDLE. REPAIRED WIRES AND REPNov 30, 2008 · N639QS · Cessna 560XL · Navigation System WiringSDR DXTA2008120103381Unknown · odorWITH APU OPERATING AND AVIONICS SWITCH ON I NOTICED A BURNING ODOR.Nov 30, 2008 · N639QS · Cessna 560XL · Air Distribution SystemSDR DXTA200802816Trimmer · wornTHE TRIM (PITCH) INDICATOR WHILE IN CRUISE IS AT THE MOST FWD PART OF THE TRIM INDICATOR. REMOVED AND REPLACED THE ELEVATOR TRIM TABA CONTROL WHEEL P/N 5565756-3. ALSO REPLACED POINTER ARM ASSY. P/N 5565756. ALSO REPLACED POINTER ARM ASSY P/N 6661053-15, POJan 31, 2008 · N639QS · Cessna 560XL · Stabilizer Position IndicatingSDR DXTA200802790Control Column · vibrationVERY HIGH DEGREE OF VIBRATION IN CONTROL COLUMN AND YOKE AT ALL SPEEDS ABOVE 250 KNOTS AND AT ALL ALTITUDES ABOVE THAT SPEED. PERFORMED ELEVATOR AND ELEVATOR TRIM CABLE TENSION CHECK, PERFORMED FREE PLAY CHECK ON RT/LT AILERON, ALSO PERFORMED INSPECTION OF CAJan 22, 2008 · N639QS · Cessna 560XL · Control Column SectionSDR DXTA200702654Wire · damagedAFTER TAKEOFF AND POSITIVE RATE LANDING GEAR WAS SELECTED UP, THE (3) GEAR LIGHTS EXTINGUISHED BUT THE RED UNLOCK LIGHT ILLUMINATED. REMOVED AND REPLACED WIRE EPR002-APR034 BETWEEN PLUGS PR002 AND PR034 IAW WIRING MANUAL 20-10-01. OPS CHECK GOOD IAW 32-61-00Dec 6, 2007 · N639QS · Cessna 560XL · Landing Gear System WiringSDR DXTA200702600Master Cylinder · bypassingLT BRAKE PEDAL ON CAPTAINS SIDE GOES NEARLY TO THE FLOOR. COPILOTS SIDE NORMAL. GAINED ACCESS AND REMOVED PILOT SIDE LT BRAKE MASTER CYLINDER AND INSTALLED AN OVERHAULED UNIT AND SECURED BLED SYST. AS REQUIRED OPS CHECKED SATISFACTORY I.A.W CE-560XL M/M CHAPNov 6, 2007 · N639QS · Cessna 560XL · Master Cylinder/Brake ValveSDR DXTA200702596Brake Assy · malfunctionedLT BRAKE PEDAL ON CAPTAINS SIDE GOES NEARLY TO THE FLOOR BEFORE ENGAGING. T/S. FOUND BRAKE SYSTEM NEEDED BLED. BLED LT BRAKE SYSTEM MULTIPLE TIMES IAW MM CH 32-42-00. BRAKE SYSTEM OPS CHECKS GOOD.Nov 4, 2007 · N639QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA200702501Brake Assy · malfunctionedON LANDING, LT BRAKE PEDAL WENT TO THE FLOOR WHEN PRESSURE APPLIED WITH NO LT SIDE BRAKING. AC STOPPED WITH NO INCIDENT AND AFTER PUMPING BRAKES REGAINED MINIMAL PRESSURE ON LT SIDE. DID NOT USE EMERGENCY BRAKING. NOT REQUIRED TO STOP AIRCRAFT. CONFIRMED DISCSep 26, 2007 · N639QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA200702385Brake Assy · malfunctionedON LANDING, CAPTS LT BRAKE PEDAL WENT TO FLOOR WITH NO BRAKING ACTION. REMOVED AND REPLACED PILOTS LT WHEEL BRAKE MASTER CYLINDER. PERFORMED BRAKE BLEED. PERFORMED LEAK CHECK. NO LEAKS NOTED. RAN AIRCRAFT FOR TAXI BRAKE CHECK. NO DISCREPANCYS NOTED. WORK PERAug 6, 2007 · N639QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA200702360Brake · inoperativeLT MAIN BRAKE SPONGY ON BOTH SIDES OF COCKPIT. BLED LEFT MAIN BRAKE. OPS AND LEAK CHECK GOOD. TAXIED ACFT TO RUN-UP AREA AND BACK. NO DEFECTS NOTED. DONE IN REF. TO CE-560XL MM 32-42-00.Jul 29, 2007 · N639QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA200702280Unknown · smokeSMOKE WAS SEEN AND SMELLED IN THE COCKPIT. WITH APU RUNNING. [07-12-07] REMOVED AND REPLACED APU IAW 560XL M/M 49-10-00. APU LEAK CHECKS AND OPERATES NORMAL AT THIS TIME. THIS CLEARS MEL 49-1 AREA.Jun 19, 2007 · N639QS · Cessna 560XL · Air Distribution SystemSDR DXTA200702133Brake · faultyLT BRAKE EXTREMELY SPONGY ON TAXI IN. [4-27-07] BLED BRAKE SYSTEM IAW CESSNA 560 XL M/M CHAPTER 32-42-00. OPS CHK SATISFACTORY.Apr 23, 2007 · N639QS · Cessna 560XL · BrakeSDR DXTA200701978Panel · departedACCESS PANEL JUST AFT OF LT LANDING LIGHT IN JUST IN FRONT OF WING CAME OFF DURING FLIGHT. INSTALLED ACCESS PANEL UNDER LT WING IAW CE560XL MM CHP 53-30-00Feb 28, 2007 · N639QS · Cessna 560XL · Fuselage Main, Plate/SkinSDR DXTA200701969Master Cylinder · bypassingCAPTAINS LT BRAKE IS VERY SPONGY BUT WILL CATCH AFTER ALMOST FULL DEPRESSION. REMOVED AND REPLACED PILOT'S LT AND RT BRAKE MASTER CYLINDERS AND BLED SYSTEM IAW MM 32-42, OPS AND LEAK CHECK GOOD. PERFORMED TAXI CHECK, NO DEFECTS FOUND.Feb 27, 2007 · N639QS · Cessna 560XL · Master Cylinder/Brake ValveSDR DXTA200601635Actuator · malfunctionedDURING TAXI AND ON 2 OCCASIONS WITHIN 5 MINUTES RED GEAR UNSAFE ILLUMINATED ACCOMPANIED BY GEAR UNSAFE HORN AND LEFT MAIN GEAR LIGHT EXTINGUISHING FOR APPROXIMATELY TWO SECONDS. REMOVED AND REPLACED LT MLG ACTUATOR. PERFORMED GEAR FUNCTIONAL CHECK INCLUDING Oct 5, 2006 · N639QS · Cessna 560XL · Landing Gear ActuatorSDR DXTA200601610Relay · stuckDURING ROLL OUT BRAKE LOW PRESSURE AND ANTI-SKID INOP LIGHTS ILLUMINATED THEN WENT OUT. POST FLIGHT BRAKE PRESSURE PUMP UNABLE TO MAINTAIN 1400 PSI STATIC, OR 900 PSI WITH BRAKES APPLIED. INSPECTED BRAKE HYDRAULIC POWER PACK FOR LEAKAGE. VERIFIED PUMP GENERATSep 21, 2006 · N639QS · Cessna 560XL · Brake Anti-Skid SectionSDR DXTA200601566Elevator · bindsELEVATOR HAS A BINDING/VIBRATION WHEN MOVING IN FLT TAIL IN EITHER POSITION. FIND ON THE GROUND TRIM IS OK. VISUALLY CHECKED ELEVATOR CONTROL COLUMN PUSH PULL TUBE ATTACH POINTS, BELLCRANK, AFT BELLCRANK, ELEVATOR SERVO CABLES, AFT PUSH PULL TUBES, ELEVATOR Aug 20, 2006 · N639QS · Cessna 560XL · Elevator Control SystemSDR DXTA200601415Actuator · failedNOSE GEAR FAILED TO EXTEND FOR LANDING TWICE. 40 SECS PASSED BEFORE GREEN SAFE LIGHT ILLUMINATED ON SECOND TRY. ACCOMPLISHED GEAR EXTENSION AND RETRACTION CYCLE TIME TEST IAW MM 32-01-00 OPS CHECK GOOD. CHECKED WIRING FROM NOSE TO LIGHT, CYCLED GEAR SEVERAL TJun 1, 2006 · N639QS · Cessna 560XL · Landing Gear ActuatorSDR DXTA200601399Actuator · faultyAFTER TAKEOFF, WHEN LANDING GEAR WAS RETRACTED, RED UNLOCK LIGHT REMAINED ILLUMINATED, HYD PRESS AND STAB MISCOMP LIGHT ILLUMINATED. LANDING GEAR WAS LOWERED NORMALLY. LANDING WAS UNEVENTFUL. FOUND NOSE GEAR FAILED RETRACTION TIME CHECK. INSTALLED SERVICEABLEMay 18, 2006 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200601389Uplock Switch · malfunctionedAFTER TAKEOFF WHEN LANDING GEAR WAS RETRACTED, UNLOCK LIGHT REMAINED ILLUMINATED. HYD PRESS AND STAB MISCOMP, CAUTION LIGHTS ILLUMINATED. LANDING GEAR WAS LOWERED NORMALLY. LANDING WAS UNEVENTFUL. JACKED AIRCRAFT, REMOVED & REPLACED LT MLG UPLOCK SWITCH. May 12, 2006 · N639QS · Cessna 560XL · Landing Gear Position and WarningSDR DXTA200601377Controller · inoperativeREPEAT WRITE UP - WHEN GEAR WAS LOWERED THE LT MAIN GREEN LIGHT AND THE RED GEAR UNSAFE LIGHT FLICKERED FOR ABOUT 10 SECONDS. THEN ALL MAIN GEAR LIGHTS ILLUMINATED AND THE GEAR UNSAFE LIGHT EXTINGUISHED. REMOVED AND REPLACED LANDING GEAR CONTROL HANDLE AND PEMay 2, 2006 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200601372Landing Gear · warning lightWHEN GEAR SELECTED DOWN GREEN LT MAIN AND RED UNLOCK LIGHTS WERE FLICKERING RECYCLED GEAR TWICE PROBLEM REMAINED EXECUTED GEAR WILL NOT EXTEND CHECKLIST PROBLEM REMAINED. GEAR BLOWN DOWN AND LANDED WITHOUT INCIDENT. ITEM IS UNDER INVESTIGATION.Apr 30, 2006 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200601365Landing Gear · warning lightREPEAT WRITE UP, WHEN GEAR EXTENDED LT MAIN NO GREEN AND RED UNLOCK REMAINED ON. CYCLED GEAR ONCE SAME SCENARIO FOLLOWED CHECKLIST AND BLEW GEAR DOWN, GOT FLICKERING LT MAIN GREEN AND FLICKERING UNLOCK LIGHT, LANDING UNEVENTFUL. ITEM IS UNDER INVESTIGATION.Apr 27, 2006 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200601364Landing Gear · warning lightON FINAL APPROACH PUT LANDING GEAR DOWN LT MAIN GEAR LIGHT FLICKERED AND RED GEAR UNLOCK LIGHT FLICKERED, CYCLED GEAR DID NOT CURE. WENT AROUND CYCLED GEAR AGAIN GOT THREE GREEN AND LANDED. INSPECTED LT MAIN GEAR DOWNLOCK SWITCH AND WIRING WITH NO DISCREPANCApr 26, 2006 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200500963Brake Assy · underservicedLEFT BRAKE ON CAPTAIN'S SIDE MUSHY. BRAKE NEEDS SERVICING.Sep 11, 2005 · N639QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA200500872Diode · inoperativeGEAR UNSAFE INDICATION FOR LEFT MAIN WHEEL, LIGHT FLICKERING AND UNLOCK LIGHT ON FLICKERING. RAN 'LANDING GEAR WILL NOT EXTEND' CHECKLIST WITH GEAR MANUAL BLOW DOWN, NO CHANGE IN INDICATION. REMOVED AND REPLACED INOP DIODE WITH A NEW DIODE AS REQUIRED OPS CHJul 28, 2005 · N639QS · Cessna 560XL · Landing Gear Position and WarningSDR DXTA200500863Downlock Switch · out of rigON APPROACH LOWERED GEAR LT MAIN LIGHT WAS FLICKERING, UNSAFE LIGHT FLICKERING ALSO. DID GO AROUND RAISED GEAR. LOWERED GEAR 2ND TIME SAME INDICATION. BLEW GEAR DOWN PER CHECKLIST. FLICKER LIGHTS DID NOT STOP UNTIL LANDING GEAR WENT TO SAFE INDICATIONS. PJul 25, 2005 · N639QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR DXTA200500847Indication Sys · malfunctionedON FINAL APPROACH LEFT GEAR GREEN LIGHT AND RED GEAR LIGHT FLICKERING. DID CHECKLIST, ACTIVATED EMERGENCY GEAR SYSTEM GOT 3 GREEN LIGHTS, NO RED. GEAR WAS BLOWN DOWN. ITEM IS UNDER INVESTIGATION.Jul 20, 2005 · N639QS · Cessna 560XL · Landing Gear Position and WarningSDR DXTA200500591Line · leakingBRAKES ARE SPONGY, LEFT SIDE IS WORSE THAN THE RIGHT SIDE. LEFT BRAKE ALMOST GOES TO HTE FLOOR FOR ANY REACTION. FOUND AIR IN BRAKE SYSTEM, BLED BRAKE SYSTEM IAW 560XL MM 32-42-00, TAXI CHECK GOOD.Feb 13, 2005 · N639QS · Cessna 560XL · Hydraulic System, MainSDR DXTA200400212Bulb · inoperativeAFTER EXTENDING LANDING GEAR, LT MAIN GEAR GREEN LIGHT DOES NOT ILLUMINATE, BLOW-DOWN OF GEAR. FOUND BOTH LT GEAR INDICATOR BULBS TO BE INOPERATIVE. REMOVED BULBS AND REPLACED WITH 2 NEW BULBS, OPS CHECK GOOD IAW CESSNA 560XL MM CHAPTER 33-10-06.Jan 5, 2004 · N639QS · Cessna 560XL · Landing Gear Position and WarningSDR DXTA200300076Odor · detectedUPON DESCENT STRONG EXHAUST SMELL OF JET FUMES, APU WAS NOT RUNNING AT THE TIME, AND ENVIRONMENTAL SOURCES SHOWED 50 DEGREES. INSPECTED BOTH ENGINE INLETS AND TAILPIPES FOR TRACES OF OIL, NONE FOUND. OPENED LOWER COWLS AND RAN BOTH ENGINES INDIVIDUALLY FOR Aug 1, 2003 · N639QS · Cessna 560XL · Air Distribution SystemSDR DXTA20030076Odor · detectedUPON DESCENT STRONG EXHAUST ODOR OF JET FUMES, APU WAS NOT RUNNING AT THE TIME, AND ENVIRONMENTAL SOURCES SHOWED 50 DEGREES. - ITEM IS UNDER INVESTIGATION.Aug 1, 2003 · N639QS · Cessna 560XL · Air Distribution System
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