Textron 560XL

Service difficulty reports · 3,810

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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 aircraft_model_key = '560XL'
  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 CA120702007Oil System · low pressure(CAN) SHORTLY AFTER T/O, THE LOW OIL PRESSURE WARNING CAME ON. THE ENGINE WAS SHUTDOWN AND AN UNEVENTFUL SINGLE ENGINE LANDING WAS ACCOMPLISHED AT THE DEPARTURE POINT. POST FLIGHT INSPECTION FOUND NO EXTERNAL OIL LEAKS BUT LOW OIL LEVELS WERE NOTED. TROUBLESJun 25, 2012 · Cessna 560XL · Engine Oil Indicating SystemSDR CA120702008Oil System · low pressure(CAN) AFTER T/O, THE LOW OIL PRESSURE WARNING CAME ON AND THE OIL PRESSURE WAS IN THE YELLOW BAND. IT LATER DROPPED IN THE RED BAND AND THE CREW SHUT THE ENGINE DOWN BEFORE DIVERTING THE FLIGHT TO AIRPORT WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS ACCOMPLIJun 24, 2012 · Cessna 560XL · Engine Oil Indicating SystemSDR DXTA2012062505013Motor · inoperativeDURING TAXI OUT THE "POWER BRAKES" CIRCUIT BREAKER TRIPPED. LOST ALL BRAKING SHORTLY THEREAFTER AND USED THE "EMERGENCY BRAKE" SYS TO STOP THE ACFT. R & R THE POWER BRAKE MOTOR, (PN MP50B-1, SN 3905) PRESSURE SWITCH, (PN GPP1250-73 S/N 0236273) MOTOR TO HYD Jun 24, 2012 · N589QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA2012062505010Pump · inoperativeLOW BRAKE PRESSURE ANNUNCIATOR ILLUMINATED, ACTIVATED ANTI-SKID INOPERATIVE. CIRCUIT BREAKER WAS NOT POPPED. R & R THE HYD POWER PACK MOTOR PUMP AND FILTER IAW MM 32-44-20. BLED BRAKES AND OPS CHECKED. OPS & LEAK CHECKS GOOD.Jun 22, 2012 · N655QS · Cessna 560XL · Hydraulic System, MainSDR DXTA2012062205008Powerpack · failedAFTER RELEASING PARKING BRAKE HANDLE, LOW BRAKE PRESSURE AND ANTI SKID INOPERATIVE LIGHTS CAME ON FLASHING. RAN EMERGENCY CHECKLIST AND SHUTDOWN ENGINES. EMERGENCY BRAKE HANDLE WAS NOT PULLED. R & R THE HYD PACK FOR BRAKE SYS AS WELL AS BLEED BUTTON VALVE FOJun 21, 2012 · N688QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTA2012062105006Apu · smokeWHILE RUNNING APU WITH BLEED AIR ON, CABIN AND COCKPIT FILLED WITH BLUE SMOKE. R & R APU IAW MM 49-10-10. LEAK AND OPS CHECKED GOOD. REMOVED, CLEANED, & REINSTALLED WATER SEPERATOR SOCK IAW MM 21-51-00 & 12-19-02. LEAK CHECKED GOOD.Jun 20, 2012 · N616QS · Cessna 560XL · APU Core EngineSDR Z5FA2012061956801Wire · chafedON DEPARTURE, WHEN THE LANDING GEAR WAS RETRACTED THE GEAR DID NOT REACT AND REMAINED DOWN AND LOCKED. THE STAB MIS-COMPARE ANNUNCIATOR ILLUMINATED AND THE HYD CONTROL CIRCUIT BREAKER POPPED. THE CIRCUIT BREAKER WOULD NOT RESET AND CREW RAN THE ABNORMAL CONDIJun 19, 2012 · N568CS · Cessna 560XL · Landing Gear System WiringSDR CA120702003Indication Sys · malfunctioned(CAN) THE ACFT WAS ON A REPOSITIONING FLIGHT. SHORTLY AFTER TAKE OFF, DURING CLIMB, THE ICAS GAVE THE FOLLOWING MESSAGES: ENGINE FAULT RT OIL PRESSURE. FOLLOWING THE OIL PRESSURE LOSS CHECK LIST THE RT ENGINE WAS SHUTDOWN AND WE REQUESTED EMERGENCY TURN BACKJun 17, 2012 · Cessna 560XL · Engine Oil Indicating SystemSDR DXTA2012061805003Unknown · odorDURING DESCENT, ENCOUNTERED VERY STRONG INTERMITTENT ODOR ON THE FLIGHT DECK. DURING POSTFLIGHT CHECK WITH THE BATTERY MASTER ON, ODOR REAPPEARED. COULD NOT DUPLICATE OF INSPECTION.Jun 17, 2012 · N695QS · Cessna 560XL · Air Distribution SystemSDR DXTA2012061805002Actuator · inoperativeDURING CLIMB WITH THE GEAR UP, THE GREEN NOSE GEAR DOWN LIGHT CAME ON WITH NO RED GEAR UNSAFE LIGHT. PUT THE GEAR HANDLE DOWN WITH THE ABNORMAL CHECKLIST, THE NOSE GEAR LIGHT WENT OUT FOR A SECOND AND CAME BACK ON. BLEW THE GEAR DOWN WITH THE BOTTLE AS PART Jun 17, 2012 · N695QS · Cessna 560XL · Landing Gear ActuatorSDR DXTA2012061805000Control Handle · malfunctionedON APPROACH, MOVED LANDING GEAR HANDLE TO DOWN POSITION AND NOTHING HAPPENED. DISCONTINUED THE APPROACH AND LT GEAR HANDLE IN THE DOWN POSITION. ON GO-AROUND THE GEAR CAME DOWN WITH NORMAL LANDING GEAR EXTENSION NOISE AND 3 GREEN GEAR DOWN INDICATIONS. ACCOMJun 16, 2012 · N565QS · Cessna 560XL · Landing Gear SelectorSDR DXTA2012061504997Fan · odorCLIMBING THROUGH FL 210, CREW ENCOUNTERED AN STRONG ODOR. ODOR SEEMED TO CYCLE -A 2-3 MINUTE CYCLE -IN INTENSITY. SEEMED TO BE ISOLATED TO COCKPIT. ODOR LESSENED DESCENDING THRU FL180, BUT DID REMAIN NOTICEABLE THROUGHTOUT THE LANDING AND SHUTDOWN. R & RJun 14, 2012 · N604QS · Cessna 560XL · Air Distribution SystemSDR LM1R20120731001Carbon Seal · fracturedLOW OIL PRESSURE WARNING, N1 DROP AND ROLLBACK ON DEPARTURE. PILOT COMMANDED IN FLIGHT SHUTDOWN AND RETURNED TO DEPARTURE AIRPORT. LOW OIL PRESSURE DUE TO LOSS OF OIL FROM FRACTURED NR 4 BEARING CARBON SEAL. N1 DROP CAUSED BY FAILURE OF N1 SPEED SENSOR.Jun 13, 2012 · N690XL · Cessna 560XL · Turbine Engine Oil SystemSDR CWQR20120613041Bracket · crackedDURING SCHEDULED MX, FOUND RUDDER/ELEVATOR AUTO-PILOT SERVO CABLE BRACKET CRACKED FROM 1 END TO PASS THE FIRST ATTACH FASTENER.Jun 13, 2012 · N692QS · Cessna 560XL · Autopilot SystemSDR CWQR20120611039Hinge Bracket · crackedDURING A SCHEDULED INSPECTION, FOUND THE RT ELEVATOR OTBD HINGE BRACKET CRACKED USING EDDY CURRENT NDT METHOD.Jun 11, 2012 · N633QS · Cessna 560XL · Elevator StructureSDR CWQR20120611038Hinge Bracket · crackedDURING A SCHEDULED INSPECTION, FOUND THE LEFT ELEVATOR OTBD HINGE BRACKET CRACKED USING EDDY CURRENT NDT METHOD.Jun 11, 2012 · N633QS · Cessna 560XL · Elevator StructureSDR CWQR20120611037Hinge Bracket · crackedDURING A SCHEDULED INSPECTION, FOUND THE RT ELEVATOR OTBD HINGE BRACKET CRACKED USING EDDY CURRENT NDT METHOD. THE CRACKED BRACKET WAS SENT TO MFG FOR EVALUATION AND A REPORT WAS SENT UNDER SCR 624231.Jun 11, 2012 · N633QS · Cessna 560XL · Elevator StructureSDR DXTA2012061104994Apu · smokeWHILE ON THE GROUND, APU SMOKE FILLED CABIN ACCOMPANIED BY BURNING ODOR. R & R APU IAW MM 49-10-01. OPS & LEAK CHECKED GOOD.Jun 8, 2012 · N660QS · Cessna 560XL · Airborne Auxiliary Power Unit (APU) SystemSDR CWQR20120608036Hinge · corrodedDURING A SCHEDULED INSPECTION, FOUND THE MAIN CABIN DOOR HINGE (FUSELAGE SIDE) TO BE CORRODED BEYOND LIMITS FROM THE EDGE OF THE PART TO THE FIRST FASTENER ATTACH HOLE. THIS CONDITION HAS ALSO BEEN REPORTED TO UNDER SCR 624006.Jun 8, 2012 · N682QS · Cessna 560XL · Fuselage, Door HingeSDR CWQR20120608035Hinge · corrodedDURING AN INSPECTION, FOUND MAIN CABIN DOOR HINGE HALF (FUSELAGE SIDE) TO BE CORRODED BEYOND LIMITS FROM THE EDGE OF THE PART TO THE FIRST FASTENER ATTACH HOLE.Jun 8, 2012 · N633QS · Cessna 560XL · Fuselage, Door HingeSDR 9JLA2012071904455Control Valve · defectiveCREW REPORTED THAT THE APU BLEED AIR WAS INOPERATIVE. TROUBLESHOOTING INDICATED THAT THE APU BLEED AIR CONTROL VALVE WAS DEFECTIVE. AN OVERHAULED VALVE WAS INSTALLED, FUNCTIONAL CHECKED SATISFACTORY.Jun 7, 2012 · N309BT · Cessna 560XL · APU Bleed Air SystemSDR DXTA2012060504989Tire · failedRT MAIN TIRE TREAD SEPARATED FROM TIRE ON LANDING ROLLOUT. R & R RT MLG WHEEL & TIRE ASSY IAW MM 32-41-02.Jun 4, 2012 · N630QS · Cessna 560XL · TireSDR DXTA2012060404991Bearing · wornEXCESSIVE VIBRATION IN CONTROL WHEEL COLUMN. MORE PRONOUNCED AT SPEEDS ABOVE 250 IAS. INSPECTED PRIMARY AND SECONDARY FLIGHT CONTROLS FOR SECURITY AND FREE PLAY. FOUND BOTH ELEVATOR TRIM TABS HAD SOME PLAY IN THEM. DISCONNECTED ELEVATOR TRIM TABS FROM PUSH Jun 4, 2012 · N641QS · Cessna 560XL · Elevator Control SystemSDR DXTA20120604988Spring · damagedCOPILOT LT RUDDER PEDAL FLOATS FREE. 2 INCH SPRING FOUND ON FLOOR BELOW RUDDER PEDALS. INSPECTED CO-PILOT'S LT RUDDER PEDAL, FOUND RUDDER PEDAL ADJUSTMENT TAB SPRING MISSING. FOUND SPRING, SPRING IS IN SERVICEABLE CONDITION. INSTALLED SPRING ON LT CO-PILOTJun 3, 2012 · N691QS · Cessna 560XL · Rudder Control SystemSDR Z5FA2012053001Bulb · burned outON SHORT FINAL, WITH GEAR HANDLE DOWN, CREW DID NOT RECEIVE GREEN NOSE GEAR INDICATION. RAN EMERGENCY CHECKLIST WITH NO RESOLUTION. DIVERTED. ACFT LANDED UNEVENTFUL. TROUBLESHOT SYS TO BAD GEAR INDICATOR BULB. DEFECTIVE BULB REPLACED, LANDING GEAR RETRACMay 30, 2012 · N554CS · Cessna 560XL · Landing Gear Position and WarningSDR DXTA2012052504979Unknown · odorAPPROX 1 HR INTO A FLIGHT, AT 41,000 AND IN NORMAL CRUISE MODE. CO-PILOT AND PILOT COULD DETECT AN ODOR OF FUEL. WENT TO BACK OF PLANE WHERE FOUR OTHER CREW MEMBERS COULD DETECT IT AS WELL. DURING DESCENT IT WASN'T AS NOTICABLE AT LOW POWER SETTINGS. INCREMay 24, 2012 · N627QS · Cessna 560XL · Air Distribution SystemSDR CWQR20120523033Channel · crackedDURING 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 FACTOMay 23, 2012 · N686QS · Cessna 560XL · Cargo/Baggage DoorsSDR CWQR20120523032Channel · crackedDURING A SCHEDULED INSP WE FOUND THE 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 INSP. THIS ACFT HAD SB560XL-52-13 INSTALLED AT THE FACTORY. May 23, 2012 · N658QS · Cessna 560XL · Cargo/Baggage DoorsSDR CWQR20120523031Channel · crackedDURING A SCHEDULED INSP, WE FOUND THE FWD BAGGAGE DOOR HINGE ASSY CRACKED IN SEVERAL PLACES. 2 CRACKS IN SUPPORT CHANNEL 66120720-2 AND ONE CRACK ON CHANNEL 6612069-11. THE CRACKS WERE FOUND BY VISUAL INSP. THIS ACFT HAD SB560XL-52-13 INSTALLED AT THE FACTORMay 23, 2012 · N579QS · Cessna 560XL · Cargo/Baggage DoorsSDR CWQR20120523030Channel · crackedDURING A SCHEDULED INSPECTION, FOUND THE FWD BAGGAGE DOOR HINGE ASSY CRACKED IN SEVERAL PLACES. TWO CRACKS IN SUPPORT CHANNEL 66120720-2 AND ONE CRACK ON CHANNEL 6612069-11.THE CRACKS WERE FOUND BY VISUAL INSPECTION. THIS AIRCRAFT HAD SB560XL-52-13 INSTALLED AMay 23, 2012 · N655QS · Cessna 560XL · Cargo/Baggage DoorsSDR W9FA2012052200001Downlock Switch · failedGREEN NOSE GEAR DOWN AND LOCKED LIGHT REMAINED ON AFTER GEAR WAS RETRACTED. NO HORN AND NO RED LIGHT AFTER GEAR EXTENDED. TROUBLESHOOTING INDICATED THAT POSITION SWITCH FAILED IN THE DOWN AND LOCKED POSITION, THIS FAILURE INDICATED DOWN AND LOCKED NO MATTER WHMay 17, 2012 · N2 · Cessna 560XL · Landing Gear Position and WarningSDR CVGA20120515001Solenoid · failedCLIMBING THRU 2500 FT CABIN DOOR LIGHT CAME ON AND LOST PRESSURIZATION.May 15, 2012 · N620GS · Cessna 560XL · Passenger/Crew DoorsSDR 17GR201205171001Engine · warning lightCREW RECEIVED A MASTER WARNING AND A LOW OIL LIGHT FOR THE NR 2 ENGINE WHILE ON A CREW ONLY FLIGHT. ENTIRE FLIGHT WAS BELOW FL180.May 14, 2012 · N560ML · Cessna 560XL · Turbine Engine Oil SystemSDR DXTA2012051404976Oil System · overservicedON APU/ACM STARTUP, UNUSUAL ODOR IN COCKPIT AND CABIN LIKE SHOE POLISH OR POSSIBLY SEWING MACHINE OIL. ALTHOUGH ODOR APPEARS TO GO AWAY WHILE SITTING INSIDE JET, GOING OUTSIDE FOR A FEW MINUTES AND RETURNING, ODOR IS VERY NOTICEABLE. COULD NOT DETERMINE IF PMay 12, 2012 · N565QS · Cessna 560XL · APU Oil SystemSDR CA120524001Engine · malfunctioned(CAN) DURING SHORT FINAL, THE LOW OIL PRESSURE LIGHT CAME ON. THE PILOT INITIALLY RETARDED THE ENGINE TO IDLE AND THEN HE SHUTDOWN THE ENGINE WHEN THE PRESSURE DROPPED BELOW 20 PSI. AN UNEVENTFUL SINGLE ENGINE LANDING WAS MADE AT DESTINATION. POST FLIGHT INSMay 10, 2012 · Cessna 560XL · Engine (Turbine/Turboprop)SDR DXTA2012050104973Landing Gear · malfunctionedON GEAR RETRACTION, PLACED HANDLE IN UP POSITION, ANTI-SKID INOPERATIVE ANNUNCIATOR ILLUMINATED AND NOTED 2 GREEN (NOSE-LT MAIN) AND RT MAIN OUT WITH RED IN TRANSIT LIGHT ON. AFTER 5-10 SECOND DELAY, PLACED GEAR HANDLE DOWN & HAD NORMAL GEAR DOWN AND LOCKED IMay 9, 2012 · N616QS · Cessna 560XL · Landing Gear Retraction/Extension SystemSDR Z5FA2012051600001Warning Light · illuminatedDURING TAKEOFF, LEFT ENGINE OIL BYPASS ANNUNCIATOR ILLUMINATED. TAKEOFF WAS ABORTED AT 45 KTS. MX REPLACED THE OIL FILTER AND INSPECTED THE ENGINE CHIP DETECTOR. ENGINE RUNS WERE PERFORMED NO DEFECTS NOTED. OIL FILTER WAS SENT OUT FOR OIL ANALYSIS AND RESULTSApr 29, 2012 · N576CS · Cessna 560XL · Engine Oil System (Airframe Furnished)SDR DXTA2012043004964Exhaust Duct · contaminatedSMOKE IN CABIN DURING PREFLIGHT WHILE APU WAS RUNNING. FIRE DEPARTMENT INSPECTED WITH HEAT SEAKING EQUIPMENT AND DID NOT FIND ANY "HOT SPOTS" LESS THAN 20 MINS AFTER APU SHUT DOWN. FOUND LARGE BIRD NEST IN APU EXHAUST EXTENSION TUBE. REMOVED TUBE, CLEANED OUTApr 29, 2012 · N691QS · Cessna 560XL · APU Exhaust SystemSDR DXTA2012043004962Anti-Skid Sys · malfunctionedBRAKES GRAB AND PULL SHARPLY LEFT ON LANDING ROLL WHEN EVENLY APPLIED RELEASING BRAKE APPLICATION DISCONTINUES THE PULL TO LEFT. CHECKED WHEELS AND BRAKES FOR CONDITION, CHECKED GOOD. ACCUMULATOR PRESSURE GOOD. PERFORMED ANTI SKID BRAKE SYS BLEED ON RT AND Apr 29, 2012 · N600QS · Cessna 560XL · Brake Anti-Skid SectionSDR CA120507006Engine · smoke(CAN) IT`S REPORTED THAT A T/O WAS ABORTED DUE TO A SMOKE IN THE CABIN ISSUE. THE ENGINE FROM WHICH THE SMOKE ORIGINATED IS UNKNOWN. NO OTHER INFO IS AVAILABLE AT THIS TIME. TROUBLESHOOTING IS ON-GOING.Apr 24, 2012 · Cessna 560XL · Engine (Turbine/Turboprop)SDR DXTA2012042504958Engine · bird ingestionAT FL390 IN CRUISE. RUBBER ODOR LIKE A BURNING TENNIS SHOE. AFTER 5 MINUTES EYES BEGAN TO BURN. NO SMOKE BUT THE BURNING ODOR WAS MODERATE TO STRONG. ADJUSTED COCKPIT TEMPERATURE CONTROLLER WITH NO NOTICEABLE CHANGE IN ODOR. THE ODOR DIDN'T APPEAR TO COMApr 24, 2012 · N604QS · Cessna 560XL · Engine (Turbine/Turboprop)SDR DXTR20120424002Line · chafedLEFT BRAKE LINE FWD OF COPILOTS RT RUDDER PEDAL IS CHAFED DUE TO RUDDER PEDAL CONTACT. R & R LT BRAKE LINE ASSY FWD OF COPILOTS RT RUDDER PEDAL IAW MM 20-10-06.Apr 24, 2012 · N696QS · Cessna 560XL · Landing Gear Brake SystemSDR DXTR20120424001Bracket · crackedRUDDER AUTOPILOT CABLE BRACKET AT AFT CANTED BULKHEAD IS CRACKED ON INBD RIVET LINE. R & R RUDDER AUTOPILOT CABLE BRACKET IAW SRM 51-40-03 AND MM 22-11-01.Apr 24, 2012 · N696QS · Cessna 560XL · Fuselage Miscellaneous StructureSDR CA120426010Switch · malfunctioned(CAN) DURING FLIGHT CREW WERE UNABLE TO CONTROL THE CABIN TEMPERATURE, ACM OVERTEMP WARNING RECEIVED AND AT 1 POINT THEY THOUGHT THEY COULD SMELL SOME FUMES, WITH FURTHER MANIPULATION OF CONTROLS CREW WAS ABLE TO GAIN SOME CONTROL OF TEMPERATURE. ECU TEMP SWITApr 23, 2012 · Cessna 560XL · Cabin Temperature Control SystemSDR 2012FA0000232Hsi · failedCREW COMMENTED THAT STANDBY HSI IS INOPERATIVE AND UNRELIABLE. NAV FLAG CAME INTO VIEW ENROUTE. REMOVED AND INSTALLED A REPAIRED HORIZONTAL SITUATION INDICATOR PN 520-3151-003 SN 16485 IAW MM 34-23-01. OPS CHECK GOOD. INDICATOR REPAIRED. WORK COMPLIED WITHApr 23, 2012 · N669TT · Cessna 560XL · Attitude Gyro and Indicating SystemSDR DXTA2012042304957Trimmer · looseAFTER TAKEOFF, ACFT WANTED TO PITCH UP EXCESSIVELY. WITH GEAR AND FLAPS UP AND APPROX 170 KIAS, YOKE REQUIRED APPROX 50LBS FORCE TO HOLD YOKE FORWARD. MANUALLY ROLLED PITCH TRIM WHEEL FULL FORWARD WHICH ZEROED CONTROL FORCES ON YOKE. AFTER LANDING FOUND PITCApr 22, 2012 · N634QS · Cessna 560XL · Elevator Control SystemSDR DXTA2012041804953Squat Switch · out of rigAFTER TAKEOFF COULD NOT MOVE THE GEAR HANDLE TO RETRACT/UP POSITION. GEAR REMAINED DOWN. PRESSURIZATION DID NOT WORK. TRANSPONDER WAS INOP. ALL OTHER ACFT FUNCTIONS APPEARED NORMAL. DIVERTED AND LANDED WITHOUT INCIDENT. DURING POST FLIGHT THE CENTER BITE IApr 17, 2012 · N615QS · Cessna 560XL · Landing Gear Position and WarningSDR W9FA20120418002Bearing · displacedNR 1 MAIN OLEO STRUT LOWER BEARING DISPLACED FROM HOUSING.Apr 16, 2012 · N3 · Cessna 560XL · Main Landing Gear Strut/Axle/TruckSDR DXTA2012041604950Apu · leakingSITTING ON THE RAMP WITH APU RUNNING, BLEEDS OFF THE COCKPIT AND CABIN FILL WITH A BLUE SMOKE. SHUT DOWN PLANE. FOUND OIL IN APU INLET. R & R APU IAW THE MM 49-10-00. OPS AND LEAK CHECKED GOOD.Apr 14, 2012 · N606QS · Cessna 560XL · APU Oil SystemSDR DXTA2012041604949Acm · seizedON PREFLIGHT, AFTER TURNING ON APU BLEED AIR, LOUD WHINING SOUND CAME FROM THE REAR OF ACFT ACCOMPANIED BY BURNING ODOR. SHUTDOWN APU BLEED AND RAN BOTH ENGINES WITH SAME RESULT. ACM TURBINE IS SEIZED. R & R THE ACM IAW MM 21-51-00. OPS AND LEAK CHECKED GApr 14, 2012 · N633QS · Cessna 560XL · Cabin Cooling System
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