Allison 250-C47B
Service difficulty reports · 1,403
Newest first. General aviation reporting is voluntary.
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 engine_model_key = '250C47B' 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.
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 engine_model_key = '250C47B' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR M3XA2015042802Engine · making metalAIRCRAFT WAS EN-ROUTE TO HOSPITAL WITH A PATIENT TRANSFER WHEN THE PILOT ENCOUNTERED AN ENG CHIP LIGHT INDICATION. PILOT IMMEDIATELY PERFORMED AN UNSCHEDULED LANDING IN A FIELD NEARBY. PATIENT WAS TRANSFERRED BY AMBULANCE. MECHANIC ARRIVED ON SCENE & PULLED SDR HEER20150426048Bearing · spalledENGINE REMOVED 4-8-15 DUE TO METAL IN OIL. NR 5 BEARING EXHIBITED HEAVY SPALLING ON BALLS.SDR QMLA2015042515032Indication Sys · malfunctionedTHE PILOT REPORTED DURING CRUISE FLIGHT THAT HE RECEIVED AN MGT, OVER TEMP, EXCEEDANCE. ONCE ON THE GND BACK AT THE BASE, THE MECHANIC INSPECTED THE SYS, & PERFORMED THE NECESSARY AIRFRAME INSPECTIONS TO INCLUDE CHECKING THE GAUGE, THERMOCOUPLES & HOT SECTIONSDR CA150601008Indicator · faulted(CAN) THE FOLLOWING HAS BEEN REPORTED TO MFG: ACFT MGT IND LOGGED AN EXCEEDANCE IN FLIGHT. PILOT REPORTS CRUISE POWER SETTING. PILOT ALSO REPORTED NO FLASHING TO THE INDICATOR IT JUST CAME ON. NOTHING WAS RECORDED BY THE FADEC. MGT IND. TESTED CORRECTLY.SDR H44R201505040001Lockwasher · crackedLOCK WASHER FOR THE AFT OIL COOLER BLOWER BEARING CRACKED ALLOWING THE RETENTION NUT TO LOOSE TORQUE, THE LOSS OF TORQUE ALLOWED THE SHAFT TO SPIN WITHIN THE BEARING AND THAT WAS THE SOURCE OF THE VIBRATION.SDR HEER20150419008Bearing · spalledENGINE REMOVED 4-9-15 DUE TO METAL IN OIL. PTO BALL BEARING EXHIBITS SPALLING ON BALLS. REPLACED PTO BALL BEARING.SDR HEER20150419009Bearing · spalledENGINE REMOVED 4-9-15 FOR CHIP LIGHT ON LOWER CHIP PLUG. EXCESSIVE AMOUNT OF METAL FLAKES. CAUSE FOUND TO BE GEARBOX PTO BALL BEARING. TURBINE NR 5 BEARING REMOVED FOR POSSIBLE SPALLING AT OUTER RACE SPLIT. INSTALLED NEW NR 5 BEARING.SDR HEER20150410003Bearing · spalledENGINE REMOVED FOR TURBINE OVERHAUL 3-22-15. NR 5 BEARING REMOVED DUE TO PROBABLE SPALLING AT OUTER RACE SPLIT. REPLACED BEARING.SDR HEER20150409001Bearing · spalledENGINE REMOVED 3-20-15 DUE TO METAL IN OIL. NR 5 BEARING EXHIBITS SEVERELY SPALLED BALLS, OUTER RACE AND DAMAGED SEPERATOR. INSTALLED NEW N R5 BEARING. PART WILL BE RETURNED TO ROLLS ROYCE FOR FURTHER EVALUATION.SDR QMLA2015040915027Generator · malfunctionedDURING REVENUE FLIGHT, PILOT EXPERIENCED GEN FAILURE LIGHT. AFTER VERIFYING SYS WAS INOPERATIVE BY CYCLING GEN SWITCH FROM ON TO OFF, TO ON & NO CHANGE. THEN CHECKED BATTERY LEVEL, ENOUGH VOLTAGE EXISTED TO MAKE THE LAST FEW MINUTES TO THE INTENDED LOCATION SDR HEER20150402988Spline Adapter · scoredENGINE DISASSEMBLED 3-23-15 DUE TO COMPRESSOR FOD. SPLINED ADAPTER REMOVED DUE TO SCORING ON INTERNAL SPLINES. REPLACED SPLINED ADAPTER.SDR CA150407005Crosstube · cracked(CAN) CROSSTUBE, SN AT-1064 HAS 193 RIN REF: AD CF-2004-03. PILOT NOTICED CROSSTUBE WAS CRACKED DURING HELI-SKI OPERATIONS AND MADE UNSCHEDULED LANDING AT BASE. CROSSTUBE WAS REPLACED AND MFG NOTIFIED.SDR CA150415003Crosstube · damaged(CAN) DAMAGE TO THE CROSSTUBE WAS FOUND AFTER LANDING.SDR QMLA2015040115026Thermocouple · brokenUPON APPROACH, INST CAUTION LIGHT ILLUMINATED, UPON INSPECTION OF INST'S FOUND MGT GAUGE SHOWED EXCEEDANCE. PERFORMED A THERMO COUPLING TEST BOX, ON TEST ON GAUGE. PERFORMED HOT END INSPECTION ON ENG, FOUND THERMO COUPLING BLOCK HAD LOOSE TERMINAL. REPLACEDSDR HEER2015FA0000103Bearing · spalledENGINE REMOVED 2-24-15 DUE TO METAL IN OIL. NR 2 BEARING EXHIBITED HEAVY SPALLING ON BALLS. INSTALLED NEW PART.SDR 2015F00060Transmission · making metalTRANSMISSION CHIP LIGHT ILLUMINATED IN FLIGHT, PILOT MADE AA PRECAUTIONARY LANDING. INSPECTION REVEALED METAL IN OIL. TRANSMISSION REMOVED FOR OVERHAUL/REPAIR.SDR CA150324004Wire Harness · chafed(CAN) ANTI-COLLISION LIGHT WIRING CONNECTIONS IN UPPER PORTION OF VERTICAL STABILIZER CHAFED AND DAMAGED.SDR HEER20150309830Bearing · spalledENGINE REMOVED 2-21-15 DUE TO METAL IN OIL, COMPRESSOR IMPELLER RETIREMENT, 150 AND 300 HOUR INSPECTIONS. TURBINE NR 5 BEARING SPALLING BALLS, SEPARATOR AND PROBABLE SPALLING OF OUTER RACE. REPLACED WITH NEW TURBINE NR 5 BEARING. PART WILL BE RETURNED TO MFSDR QMLA2015030915014Gearbox · making metalDURING AN EVENT 2 AIRFRAME INSPECTION, CHIPS WERE FOUND ON THE LOWER MAIN GEAR BOX CHIP PLUG. AFTER EXAMINATION IT WAS DETERMINED THAT IAW THE MM 63-12 & 63-13 THE SIZE & QTY OF THE FLAKES FOUND ON THE LOWER CHIP PLUG IAW FIGURE 63.13, FEW MODERATELY SIZED & SDR HEER20150304824Bearing · spalledENGINE REMOVED 1-19-15 FOR TURBINE OVERHAUL. NR 5 BEARING REMOVED DUE TO SPALLING ON BALLS. REPLACED BEARING. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR CA150226004Pump · failed(CAN) PILOT OBSERVED THE HYD CAUTION LIGHT STAYED ILLUMINATED & FELT THE FLIGHT CONTROLS STIFFEN UP AFTER ENG START. TAKE OFF WAS ABORTED & THE ENG WAS SHUT DOWN. HYD FLUID RESERVOIR WAS FULL SO HYD PUMP WAS REPLACED. HYD OPERATED NORMALLY & ACFT WAS RETURNSDR CA150318008Blade · cracked(CAN) MECHANIC DISCOVERED A CHORD WISE CRACK IN THE MAIN ROTOR BLADE AT L/E DRAIN HOLE.SDR HEER20150218791Bearing · spalledENGINE REMOVED 1-29-15 DUE TO COMPRESSOR STALL. TURBINE NR 5 BEARING REMOVED DUE TO PROBABLE SPALLING AT OUTER RACE SPLIT. INSTALLED NEW TURBINE NR 5 BEARING. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR HEER20150218793Bearing · spalledTURBINE REMOVED 1-20-15 FOR METAL IN OIL. REMOVED NR 5 BEARING DUE TO PROBABLE SPALLING ON OUTER RACE AT SPLIT. INSPECTED BEARING AND FOUND SPALLING ON BALLS. SCRAPPED PART AND REPLACED WITH NEW. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR CA150310003Window · binding(CAN) THE LOW AFT CORNER OF WINDOWS PUSH OUT VERY EASILY IT ALSO WILL PUSH IN IF THE CUSTOMER PUSHES ON THE WINDOW INSTEAD OF THE DOOR TO CLOSE IT. THEY REPORT THIS IS HAPPENING ON A DAILY BASIS.SDR HEER20150211749Bearing · spalledTURBINE REMOVED FOR OVERHAUL 11-28-14 AND GEARBOX DISASSEMBLED DUE TO METAL ON CHIP PLUGS. PTO BALL BEARING EXHIBITS SEVERELY SPALLING BALLS. SCRAPPED PART AND REPLACED WITH NEW.SDR HEER20150211750Bearing · spalledENGINE REMOVED 12-16-14 DUE TO SMOKING ON SHUTDOWN. TURBINE NR 5 BEARING REMOVED DUE TO SPALLING AT OUTER RACE SPLIT. INSTALLED NEW NR 5 BEARING. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR CA150212004Spring · broken(CAN) PROBLEMS TO OPEN BOTH, LT AND RT PASSENGER DOORS FROM THE OUTSIDE HANDLE. AFTER CLOSER INSPECTION, IT WAS FOUND THAT THE PROBLEM IS ONE SPRING THAT CONSTANTLY BREAKS A TANG THAT ATTACHES TO THE LEVER THAT OPERATES THE MECHANISM. THIS CUSTOMER HAS REPLACSDR HEER20150203736Bearing · spalledENGINE REMOVED 1-4-15, DUE TO HIGH TIME IMPELLER. TURBINE NR 5 BEARING REMOVED DUE TO PROBABLE SPALLING AT OUTER RACE SPLIT. PART WILL BE SUBMITTED TO MFG FOR FURTHER EVALUATION.SDR HEER20150202731Bearing · spalledTURBINE NR 5 BEARING SPALLING ON OUTER RACE AT SPLIT. REPLACE WITH NEW.SDR HEER20150128729Turbine Wheel · damagedTURBINE REMOVED FOR OVERHAUL ON 11-28-14. REMOVED THIRD STAGE WHEEL FOR INSPECTION IAW PMI-D0035. WHEEL FAILED INSPECTION. SCRAP PART AND REPLACE WITH NEW. PART WILL BE SUBMITTED TO MFG FOR WARRANTY REIMBURSEMENT.SDR CA150212003Oil Tank · ruptured(CAN) AFTER INSTALLATION OF A O/H ENGINE ASSY. DURING FIRST FLIGHT AFTER GROUND RUNS AND LEAK CHECKS THE PILOT NOTED TRANSMISSION LOW OIL PRESSURE FOLLOWED BY LOW ENGINE OIL PRESSURE. THEY DESCENDED TO LAND FROM 6,000 FT. UPON LANDING THE ENGINE CHIP LIGHTSDR CA150123007Mount · cracked(CAN) ENGINE MOUNT CRACKED.SDR HEER20150113682Bearing · spalledENGINE REMOVED DUE TO METAL IN OIL. NR 5 BEARING EXHIBITS SPALLED BALLS. REPLACED NR 5 BEARING WITH NEW. BEARING WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR Y3AR2015FA0000019Bearing · damagedFOUND NR 2 COMPRESSOR BALL BEARING TO BE MAKING METAL. REMOVED FROM SERVICE AND FOUND DAMAGED BALL.SDR CA150119011Line · chafed(CAN) FUEL SUPPLY LINE TO FUEL NOZZLE FIRE SLEEVE BANDING CHAFING AFT FIRE WALL.SDR M3XA2014122710Warning Light · false activationDURING CONTROLLED LANDING AT HOSPITAL A FADEC LIGHT ILLUMINATED. ACFT LANDED SAFELY, NO OTHER ISSUES NOTED. COMPLETED MX TASK, NO ISSUES NOTED.SDR CA141222006Lug · broken(CAN) DURING THE RAISING OF THE ACFT TO MOVE OUT SIDE THE GROUND HANDLING LUG THAT IS ATTACHED TO THE TOP OF THE SKID TUBE, BROKE OFF ALLOWING THE A/C TO DROP TO THE FLOOR. THE SKID TUBE WAS NEW AND RECENTLY INSTALLED. MFG DEFECTS IN THE METAL AROUND THE LUGSDR QMLA2014121614140Blade · crackedDURING BLADE REMOVAL FOR A5451 INSPECTION, FOUND CRACKS IN EROSION TAPE ON LE OF TWO BLADES. DETERMINED CRACKS WERE OUT OF LIMITS IAW MM.SDR HEER20141211552Bearing · spalledENGINE REMOVED 11-25-14 DUE TO TURBINE OVERHAUL. NR 5 BEARING EXHIBITED SPALLING BALLS. PART RETURNED TO ROLLS ROYCE FOR FURTHER EVALUATION.SDR QMLA2014121114137Fuel Nozzle · malfunctionedDURING STARTUP, THE ACFT WAS BROUGHT TO IDLE IN PREPARATION FOR DEPARTURE. THE MEDICAL CREW SAW SMOKE EXITING THE EXHAUST. THE PILOT TURNED TO LOOK AT THE AFT END OF ACFT & LOOKED BACK AT GAUGES TO NOTICE THAT THE ENG INSTRUMENTS HAD AGREED WITH HIS VISUAL CSDR CA141218025Engine · making metal(CAN) FOUND A SIGNIFICANT AMOUNT OF CHIPS IN THE CEFA. PULLED THE FILTER AND A FEW CHIPS ON THE BOTTOM CHIP DETECTOR. AFTER SENDING THE FILTER TO MANUFACTURE, DECIDED IT`S CONSISTENT WITH BEARING MATERIAL. WILL BE REMOVING THE ENGINE TODAY THIS IS THE SAMSDR HEER20141210551Bearing · spalledNR 5 BEARING EXHIBITS HEAVY SPALLING OF BALLS.SDR CA141218024Mast · corroded(CAN) MAST CORRODED AFTER 31 HOURS AND ABOUT 2 WEEKS IN SERVICE.SDR HEER20141204534Bearing · spalledENGINE REMOVED 11-20-14 DUE TO TURBINE OVERHAUL. NR 5 BEARING EXHIBITED SPALLING BALLS. REPLACED WITH NEW. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR HEER20141201531Bearing · spalledNR 5 BEARING EXHIBITS SPALLING BALLS. REPLACED BEARING.SDR M3XA2014112409Engine · making metalMADE A PL FOR AN ENG CHIP LIGHT. NO OTHER ISSUES NOTED. MX FOUND A SMALL SLIVER. COMPLETED ENG OIL DRAIN, REPLACED CEFA FILTER, CLEANED ENG OIL FILTER, INSPECTED RESTRICTOR. DURING PENALTY GND RUN CHIP LIGHT ILLUMINATED.
ORDERING REPLACEMENT ENG.SDR HEER20141121526Bearing · spalledENGINE REMOVED 11-16-14 FOR TURBINE OVERHAUL. NR 5 BEARING REMOVED FOR PROBABLE SPALLING AT OUTER RACE SPLIT. REPLACED BEARING. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.SDR CA141201005Ecu · malfunctioned(CAN) CRUISE FLIGHT AT 0200 HOURS LOCAL, ECU WENT INTO REVERSIONARY MODE. PILOT INTERPRETED CAS MESSAGE "ALT DATA FAIL" WITH WF "D OUT" AS AN ADDITIONAL ANOMALY AND MADE A PRECAUTIONARY LANDING IN A SCHOOL YARD. REPLACEMENT ECU, FROM 54357, WAS INSTALLED ASDR HEER20141114433Bearing · spalledTURBINE REMOVED 11-7-14 FOR OVERHAUL. REMOVED NR 5 BEARING DUE TO SPALLING ON BALL AND PROBABLE SPALLING ON OUTER RACE AT SPLIT. SCRAPPED PART AND REPLACED WITH NEW. PART WILL BE RETURNED TO MFG FOR FURTHER EVALUATION.
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