N990QS

Service difficulty reports not matched to an aircraft · 30

They name N990QS, 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 = 'N990QS' 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 DXTA2018010100517Shutoff Valve · failedWHILE STARTING THE APU WHILE AIRBORNE THERE WAS A LOUD BOOM AND SIMULTANEOUSLY THE APU FIRE ANNUNCIATOR ILLUMINATED MOMENTARILY. THE APU WAS SHUT DOWN AND THE APU FAUL ANNUNCIATOR ILLUMINATED. REMOVED AND REPLACED THE FUEL SHUTOFF VALVE SOLENOID AND FUEL FLOWFeb 1, 2018 · N990QS · Cessna 750 · APU Engine Fuel and ControlSDR JGVR20171201004Drag Angle · corrodedREPAIRED CORROSION FOUND UNDER THE LH WING FORWARD AND AFT DRAG ANGLES PER CESSNA REPAIR DEFINITION S-750-0190/17RD. REPAIRED CORROSION FOUND UNDER THE RH WING AFT DRAG ANGLE PER CESSNA REPAIR DEFINITION S-750-0190/17RD. MECHANICALLY BLENDED APPROXIMATELY 40Dec 1, 2017 · N990QS · Cessna 750 · Wing Miscellaneous StructureSDR JGVR20171201003Skin · corrodedREPLACED CORRODED LH INBOARD UPPER WING SKIN WITH NEW P/N 6722311-17.Dec 1, 2017 · N990QS · Cessna 750 · Wing, Plate/SkinSDR JGVR20171201001Skin · corrodedFOUND LOWER STINGER SKIN NEAR THE APU CORRODED. REPLACED WITH NEW SKIN P/N 6712615-56.Dec 1, 2017 · N990QS · Cessna 750 · Fuselage Main, Plate/SkinSDR JGVR20171201002Skin · corrodedREPLACED CORRODED RT INBOARD UPPER WING SKIN WITH NEW P/N 6722311-18.Dec 1, 2017 · N990QS · Cessna 750 · Wing, Plate/SkinSDR JGVR194F1201001Skin · corrodedFOUND LOWER AFT TAILCONE SKIN AND STRINGER, NEAR THE APU, CORRODED. REPLACED PARTS WITH NEW STRINGER P/N 6712615-56 AND LOWER SKIN P/N 6712615-56.Dec 1, 2017 · N990QS · Cessna 750 · Aerodynamic FairingsSDR JGVR20171121003Skin · corrodedTHREE CORRODED AREAS ON THE CENTER UPPER SKIN OF THE LT PYLON. BLENDED, TREATED, FABRICATED AND INSTALLED DOUBLERS IAW EO ERO-910739, REVISION IR.Nov 21, 2017 · N990QS · Cessna 750 · Nacelle/Pylon, Plate/SkinSDR JGVR20171121002Skin · damagedFOUND CORROSION AT TWO LOCATIONS ON THE EXTERIOR SURFACE UPPER SKIN OF THE LT HORIZONTAL STABILIZER, ONE AREA ABOVE THE INBOARD ELEVATOR HINGE AND ONE AREA AT THE OTBD ELEVATOR CUTOUT. MECHANICALLY BLENDED AREAS, PERFORMED ULTRASONIC THICKNESS AND EDDY CURRENNov 21, 2017 · N990QS · Cessna 750 · Horizontal Stabilizer, Plate/SkinSDR JGVR20171120001Skin · corrodedFOUND CORROSION ON EXTERIOR OF FUSELAGE SKIN AT APPROXIMATELY FS400 AT STRINGERS 3L, 3R, AND 4R. MECHANICALLY BLENDED, MEASURED, TREATED, AND REPLACED FASTENERS AS REQUIRED PER REPAIR DEFINITION S-750-0190/16RD.Nov 20, 2017 · N990QS · Cessna 750 · Fuselage Main, Plate/SkinSDR DXTA2016122006346Warning Light · false activationCABIN DOOR OPEN MESSAGE INFLIGHT, DURING DESCENT CABIN ALTITUDE RED MESSAGE DISPLAYED. REQUIRING RAPID DESCENT. INFLATED DOOR SEALANT, NO DEFECTS NOTED. GAINED ACCESS TO MED SWITCHES & CLEANED & INSPECTED RIBBING AS REQUIRED. PURGED DOOR SEAL AS REQUIRED IAW Dec 19, 2016 · N990QS · Cessna 750 · Door Warning SystemSDR DXTA2016091206300Coalescer Bag · odorREPEAT WRITE UP. THE ODOR COMING OUT OF BOTH PAC'S IS UNBEARABLE WITH APU RUNNING, BURNED OIL AND FISHY ODOR. INSPECTED APU FOR OIL RESIDUE NO OIL RESIDUE WAS FOUND. REMOVED OLD COALESCER SOCKS INSTALLED NEW COALESCER SOCKS. OPS CHECK AND LEAK CHECK GOOD. Sep 12, 2016 · N990QS · Cessna 750 · Humidity Control SystemSDR DXTA2013061205416Downlock Switch · failedWE HAD NO GREEN NOSE GEAR INDICATION WHEN THE GEAR WAS SELECTED DOWN FOR LANDING. WE HAD 2 MAIN AND THE RED UNLOCK LIGHT WAS OUT. WE RAN THE APPROPRIATE CHECKLIST WHICH INVOLVED BLOWING THE GEAR DOWN WITH THE BACK UP PNEUMATIC BOTTLE. REPLACED THE NOSE GEARJun 11, 2013 · N990QS · Cessna 750 · Landing Gear Position and WarningSDR DXTA2013030805311Unknown · malfunctionedDURING CLIMBOUT, CYAN YAW DAMPER FAIL UPPER A MESSAGE APPEARED. PFD WAS SELECTED TO RT SIDE AND UPPER RUDDER B WAS ILLUMINATED. MESSAGE STAYED ON FOR REMAINDER OF FLIGHT AND TAXI IN. COULD NOT DUPLICATE DISCREPANCY ON GROUND. PERFORMED YSAC SYS OPS CHECKSMar 7, 2013 · N990QS · Cessna 750 · Rudder Control SystemSDR DXTA2009033003572O-Ring · leakingAFTER TAKEOFF THE HYD A VOLUME BEGAN TO DECREASE APPROX 1PERCENT EVERY 6 MINS. VOLUME WENT FROM 53 PERCENT TO 33 PERCENT ON TAXI IN. ACCESSED PTO PUMP AREA. RAN A SYS, B SYS AND PTU AND AUX PUMP. FOUND AUX PUMP HYD MANIFOLD FITTING LEAKING, REMOVED MANIFOLDMar 29, 2009 · N990QS · Cessna 750 · Hydraulic System, MainSDR DXTA200808113222Strut · leakingTHE LANDING GEAR HANDLE WOULD NOT MOVE AFTER TAKE-OFF. TROUBLESHOT TO NOSE LANDING GEAR. WITH NOSE SIMULATOR INSTALLED AND BOTH MAIN GEAR WITH WEDGES, THE GEAR SOLENOID TRIPS. JACKED NOSE LANDING GEAR. NOTICED THAT FLUID LEAKING OUT LOWER STRUT AFTER JACKAug 11, 2008 · N990QS · Cessna 750 · Nose/Tail Landing Gear Strut/AxleSDR DXTA200803222Handle · inoperativeTHE LANDING GEAR HANDLE WOULD NOT MOVE AFTER TAKEOFF. (S)Aug 11, 2008 · N990QS · Cessna 750 · Landing Gear SelectorSDR DXTA200702471Brake Assy · malfunctionedMAIN GEAR ON LT SIDE APPEARS TO SENSE A LOCKED CONDITION DURING NORMAL BRAKING. BRAKES ON LT SIDE RELEASE MOMENTARILY DURING LANDING ROLL DURING SPEEDS OF AROUND 90 KTS. 09-27-07 PERFORM POWER BRAKE AND ANTI-SKID FUNCTIONAL CHECK OPS CHECK GOOD. PERFORMEDSep 12, 2007 · N990QS · Cessna 750 · Landing Gear Brake SystemSDR DXTA200702201Coalescer Bag · odorSMOKEY ODOR IN CABIN, NO VISIBLE SMOKE. [SUP 05-22-07] REMOVED BOTH COALESCERS COCKPIT IS CLEAN. CABIN HAS OIL INSIDE SEPERATOR AND SOCK IS SATURATED WITH OIL. CLEANED SEPERATOR AND REPLACED SOCK. REMOVED AND REPLACED CABIN ACM. RAN ACM AND LEAK CHECKS GOOD.May 17, 2007 · N990QS · Cessna 750 · Humidity Control SystemSDR DXTA200702159Unknown · odorNOXIOUS BURNED OIL ODOR IN COCKPIT DURING GROUND OPS. [SUP 05-03-07] GAINED ACCESS FOR APU FOUND OIL LEAK AT CHIP DETECTOR PLUG . BURN OIL TRAVELING IN THE CABIN. FIXED AND CLEANED OIL LEAK. OPS CHECKED AND LEAK GOOD. MAINTENANCE PERFORMED IAW CESSNA CITATApr 28, 2007 · N990QS · Cessna 750 · Air Distribution SystemSDR DXTA200702083Unknown · unknownCRUISING AT 9,000 FEET WITH A/P ON, THE TRIM CLACKER CAME ON CONTINUOUSLY TO FULL NOSE DOWN, THEN THE FGC A FAILED AND KICKED OFF A/P. REPLACED FAILED ECM. OPS CHECKED OK. IAW. CE 750 M/M 27-40-00.Apr 5, 2007 · N990QS · Cessna 750 · Flight Control SystemSDR DXTA200702025Unknown · unknownWHEN SWITCHING FROM FGS (A) TO FGS (B) THE CLACKER COMES ON IMMEDIATELY AND DOES NOT STOP. THE STAB DOES NOT MOVE. SWITCHING BACK TO FGS (A) CANCELS THE CLACKERS. REMOVE AND REPLACED FGC CONTROLLER WITH REPAIRED UNIT FROM HONEYWELL RS LV2R992K PER CESSNA 750 Mar 15, 2007 · N990QS · Cessna 750 · Flight Control SystemSDR DXTA200701979Unknown · unknownELEVATOR TRIM AUDIO (CLACKER) BEGINS RUNNING CONTINUOUSLY DURING FLIGHT WITH AUTOPILOT ON BUT NO TRIMMING ACTUALLY OCCURS. THIS ONLY HAPPENS WHEN FLIGHT GUIDANCE (B) IS SELECTED AND THE AUDIO STOPPED WHEN FLIGHT GUIDANCE TO (A). THIS HAS OCCURRED DURING CRUIFeb 28, 2007 · N990QS · Cessna 750 · Elevator Control SystemSDR DXTA200701963Warning System · malfunctionedAFTER ONE HOUR OF CRUISE FLIGHT THE TRIM CLACKER ACTIVATED AND RAN CONTINUOUSLY (AUTO-PILOT WAS NOT TRIMMING) AT LOWER ALTITUDES AND HIGHER TEMPS THE CLACKER SILENCED AND WORKED NORMALLY. C/W AUTOPILOT GROUND FUNCTIONAL CHECKS. SYSTEM OPS CHECKS GOOD ON GROUNDFeb 24, 2007 · N990QS · Cessna 750 · Autopilot SystemSDR CWQD200701Hose · leakingDURING FINAL APPROACH THE GEAR WAS SELECTED DOWN AND THE (A) HYDRAULIC QTY FELL TO 6 PERCENT WITH (HYD VOL LOW) CAS MESSAGE. JACKED AIRCRAFT, REMOVED PANEL 184DB AND FOUND THE RT GEAR MLG ACTUATOR RETRACT HOSE ASSY HAD A HOLE IN IT.Dec 25, 2006 · N990QS · Cessna 750 · Hydraulic System, MainSDR DXTA200601632Flapper Valve · inoperativeAT FL260 LEVEL FLIGHT-3000 LBS PER WING 0 FUEL IN CENTER TANK, WING TANK O'FULL L CAS AND SAW FUEL VENTING OVERBOARD, TURNED OFF LEFT CENTER TO WING XFER-LOST 300 LBS OF FUEL THEN IT STOPPED, DID IT AGAIN 5 MINS LATER AND LOST ANOTHER 100 LBS. REMOVED AND REPOct 5, 2006 · N990QS · Cessna 750 · Aircraft Fuel Distribution SystemSDR DXTA200601536Check Valve · stuckDURING FLIGHT AT 27,000 FT WITH FUEL X FEED SELECTED FROM RIGHT TO LEFT (2710 RIGHT TANK AND 2720 LEFT TANK ) WING TANK O FULL LCAS MESSAGE CAME ON . SHUT FUEL X FEED OFF AND PERFORMED CHECKLIST. FUEL WAS VENTING FROM LEFT OVERFULL TANK. STARTED DOWN AND CASAug 5, 2006 · N990QS · Cessna 750 · Fuel StorageSDR DXTA20060136Check Valve · stuckDURING FLIGHT AT 27,000 FT WITH FUEL X FEED SELECTED FROM RT TO LT (2710 RT TANK AND 2720 LT TANK ) WING TANK O FULL LCAS MESSAGE CAME ON . SHUT FUEL X FEED OFF AND PREFORMED CHECKLIST. FUEL WAS VENTING FROM LT OVERFULL TANK. STARTED DOWN AND CAS MESSAGE EXTINAug 5, 2006 · N990QS · Cessna 750 · Fuel StorageSDR DXTA200501086Wheel · out of balanceSEVERE NOSE WHEEL SHIMMY STARTED AT APPROXIMATELY 60 KIAS DURING TAKEOFF ROLL. TAKEOFF ABORTED, MAX SPEED APPROXIMATELY 65 KIAS BEFORE ABORT. INSPECTED NOSE GEAR FOR ANY DEFECTS, NONE NOTED. JACKED NOSE, INSPECTED STEERING UNIT AND NO DEFECTS NOTED. FOUND Nov 16, 2005 · N990QS · Cessna 750 · Wheel/Ski/FloatSDR DXTA200500796Strut · failedAFTER TO GEAR RETRACTION NORMAL, A FEW MINUTES LATER GEAR MOVEMENT TYPE NOISE HEARD WITH NO LIGHTS OR PARTIAL EXTENSION. NOISES FOLLOWED A FEW SECONDS LATER BY RED 'UNLOCK' LIGHT NO EXTENSION AND HYD PRESSURES AND QTY'S NORMAL THROUGHOUT FLIGHT. GEAR EXTENDJun 21, 2005 · N990QS · Cessna 750 · Main Landing Gear Strut/Axle/TruckSDR DXTA200400440Flapper Valve · failedINFLIGHT THE WING TANK OVERFILL L CAS MESSAGE CAME ON. THE LEFT WING TANK SHOWED 3200 LBS OF FUEL IN IT AND FUEL STARTED TO VENT OVERBOARD, VENTING STOPPED AT ABOUT 2970 LBS INDICATED IN L WING TANK. AFTER LANDING (20 MIN LATER) CREW NOTICED THE UNDERSIDE OFNov 6, 2004 · N990QS · Cessna 750 · Fuel Storage
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