JASC 8120
Service difficulty reports · 459
Reports filed under 8120 · Exhaust Turbocharger, 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 jasc_code = '8120' 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 jasc_code = '8120' 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 99ZZZX3403Controller · failedON ROLL-OUT, AIRCRAFT WOULD NOT DEVELOP POWER. ONLY REACHED 24 MAP. APC WAS FOUND WITH CARBON AND METAL CONTAMINATION. AIRCRAFT HAD TURBOCHARGER CATASTROPHIC FAILURE 2 WEEKS PRIOR. POSSIBLE CAUSE WAS METAL PARTICLES FROM TURBO FAILURE CONTAMINATED SEAT VALSDR 99ZZZX3169Support · delaminatedDURING ROUTINE ENGINE INSPECTION, THE DUCT WAS REMOVED FOR INSPECTION OF THE COMPRESSOR. THE INTERNAL SUPPORTING WIRE HAD DELAMINATED AND WAS FOUND RESTING APPROXIMATELY .50 INCH FROM COMPRESSOR WHEEL. THIS WIRE IS SUPPOSED TO BE HELD IN PLACE BY THE ATTACHMSDR 99ZZZX3111Turbocharger · failedPILOT REPORTED GOOD M.A.P. AT TAKEOFF. TWO MINUTES INTO FLIGHT, M.A.P. DROPPED TO 23 INCHES. THIRTY SECONDS LATER, M.A.P. DROPPED TO 20 INCHES. SUSPECT THIS IS WHEN TURBO FROZE UP AND RESTRICTED EXHAUST FLOW LIMITING ENGINE POWER. SUBMITTER STATED NO PASSESDR CA990729004Bearing · failed(CAN) TURBINE BEARING FAILURE. TURBINE SIDE WEARING ON TURBO CASE.SDR 99ZZZX2791Clamp · failedSHORTLY AFER NORMAL TAKEOFF ROLL AND ROTATION, PILOT NOTICED MANIFOLD PRESSURE REDUCTION TO ATMOSPHERIC. PILOT REMAINED IN THE AIRPORT PATTERN AND EXECUTED A NORMAL LANDING. INITIAL INSPECTION IDENTIFIED A BURNED LEFT FORWARD NOSE SKIN. UPON COWLING REMOVAL,SDR 99ZZZX2809Seal · wornDURING AN AG OPERATION, ENGINE LOST POWER. EMERGENCY OFF-AIRPORT LANDING ON ROAD. AIRCRAFT RAN OFF ROAD, DAMAGE TO PROP AND ONE WING TIP. FURTHER INVESTIGATION DETERMINED ENGINE WOULD RUN, BUT WOULD NOT DEVELOP MANIFOLD PRESSURE. FOUND BLOWER SEAL BLOWN.SDR AU990676Impeller · damaged(AUS) ENGINE TURBOCHARGER IMPELLER DAMAGED BY FOD.SDR CA990927050Shaft · failed(CAN) BROKEN TURBOSHAFT.SDR 99ZZZX1818Turbocharger · leakingTURBO OVERHAULED BY GARRETT 2-11-98. LEAKING OIL INTO COMPRESSOR SIDE OF UNIT.SDR 20000808SH012Plate · wornPILOT REPORTED FLUCTUATING MAP. TROUBLESHOOTING FOUND TOO MUCH AXIAL PLAY IN TURBOSHAFT. TIME ON TURBO 64.4 HRS.SDR CA990401011Turbocharger · leaking(CAN) ON LANDING OIL SEAL LEAK FROM TURBOCHARGER IGNITED. WHEN THE ENGINE WAS RETARDED TO IDLE, THERE WAS NO DAMAGE TO THE AIRCRAFT OR ENGINE COMPONENTS.SDR AU990416039Turbo Charger · seized(AU) NR 1 ENGINE WOULD NOT PRODUCE FULL POWER PRIOR TO TAKEOFF. MAINTENANCE FOUND THE TURBOCHARGER SEIZED. THE UNIT WAS REPLACED.SDR 99ZZZX1076Bypass Pipe · not installedA TURBO HEAT BLANKET WAS INSTALLED ON 1-28-99. SUBMITTER STATED DURING THE INSTALLATION OF THE TURBO HEAT BLANKET, THE MECHANIC FAILED TO REINSTALL THE EXHAUST BYPASS VALVE PIPE (STC SA4731 NM/STC 4731 NM) THAT DIRECTED EXHAUST GAS OUTBOARD OF THE ENGINE. THSDR 99ZZZX1816Blade · damagedRAM SERIES VII CONVERSION WITH LARGER TURBO. STC SE09104SC. AIR INTAKE AIR INDUCER INSTALLED BY RAM CAME LOOSE IN-FLIGHT AND DAMAGED THE BLADES IN THE TURBO INLET IMPELLER. 439 HOURS ON TURBO.SDR CA990310036Turbocharger · seized(CAN) DURING CLIMB-OUT, THE NR 2 ENGINE BEGAN TO LOSE POWER AND WENT NORMALLY ASPIRATED. THE AIRCRAFT DIVERTED AND LANDED WITHOUT INCIDENT. POST-FLIGHT INSPECTION REVEALED THE TURBOCHARGER HAD FAILED. THE TURBOCHARGER WAS REPLACED AND THE AIRCRAFT RETURNED TOSDR 99ZZZX967Beam · corrodedDURING REMOVAL OF THE LT ENGINE TURBO TO F.O.M., THE TURBO ATTACH BRACKET SEPARATED FROM THE OUTBOARD ENGINE BEAM, PN 0851121-9. THIS AREA IS VERY DIFFICULT TO INSPECT. SUBMITTER SUSPECTED GALVANIC CORROSION FROM DISSIMILAR METAL CONTACT. REMOVED AND REPLACSDR CA990223006Turbocharger · seized(CAN) ON TAKEOFF ROLL, THE NR 2 ENGINE RPM AND MANIFOLD PRESSURE WERE LIMITED TO 2200 RPM AND 26. THE TAKEOFF WAS ABORTED. INVESTIGATION FOUND A PIECE OF EXHAUST JAMMED IN THE TURBOCHARGER VANES. AFTER INSPECTION OF THE EXHAUST SYSTEM, AN EXHAUST COUPLINGSDR 99ZZZX915Turbocharger · looseAIRCRAFT IS LOCATED IN AUSTRALIA. IT WAS REPORTED THAT THE ENGINE WAS SURGING IN-FLIGHT. INVESTIGATION THERE FOUND A TURBOCHARGER WITH 'EXCESSIVE END FLOAT'. THE TURBOCHARGER WAS RETURNED TO ALLIED SIGNAL AND INSPECTION FOUND A WORN THRUST BEARING.SDR 99ZZZX1073Turbocharger · malfunctionedSUBJECT AIRCRAFT IS LOCATED IN AUSTRALIA. IT WAS REPORTED THAT THIS ENGINE WAS SURGING IN-FLIGHT. INVESTIGATION THERE FOUND A TURBOCHARGER WITH 'EXCESSIVE END FLOAT'. THE TURBOCHARGER WAS RETURNED TO ALLIED SIGNAL AND INSPECTION FOUND A WORN THRUST BEARING.SDR 99ZZZX119Turbine Wheel · failedTURBO REMOVED AND INSPECTED. FOUND SHAFT BROKEN BETWEEN TURBINE AND COMPRESSOR BLADES. TURBINE BLADES WERE NOT FOUND ON THE SHAFT THAT TURBINE BLADES WERE ON. TURBINE BLADES WERE EXHAUSTED OUT THE AIRCRAFT THROUGH TAILPIPE. COMPRESSOR WHEELS HAD SIGNS OF BSDR 99ZZZX292Bracket · crackedDURING A ROUTINE MAINTENANCE CHECK, DISCOVERED THE RIGHT TURBOCHARGER MOUNT CRACKED. THE CRACK OCCURRED JUST BELOW THE UPPER ATTACH STUD BOSS.SDR 99ZZZX29Gasket · missingWHILE TROUBLESHOOTING LOW MANIFOLD PRESSURE, THE GASKET BETWEEN THE TURBOCHARGER TURBINE INLET AND EXHAUST SYSTEM WAS FOUND MISSING CREATING A SERIOUS EXHAUST LEAK. GASKET WAS INSTALLED PER P210N MM. THIS PART IS NOT ILLUSTRATED IN THE PARTS MANUAL, BUT IS LSDR CA981214001Shaft · cracked(CAN) THE SHAFT JOINING THE TWO IMPELLERS IN THE TURBOCHARGER WAS FOUND CRACKED. THIS ALLOWED THE EXHAUST SIDE IMPELLER TO SEPARATE FROM THE SHAFT. THE INTAKE IMPELLER STAYED IN PLACE, BUT DUE TO IMBALANCE, SUSTAINED SOME BLADE DAMAGE.SDR CA981130019Support · broken(CAN) ENGINE RECEIVED FROM OVERHAUL ON EXCHANGE. INSPECTION FOUND THE BOLT HOLDING THE TOP TURBO ROD TO THE ENGINE BENT. THE BOLT WAS BENT DUE TO IT BEING FORCED TO MOUNT A SUPPORT PLATE WITH INCORRECT DIMENSIONS. THE FORCING OF THE SUPPORT PLATE LED TO ITSSDR 98ZZZX3884Turbocharger · looseTURBO ON RT SIDE HAD ATTACH NUTS LOOSE. THIS ALLOWED VIBRATION OF TURBO CAUSING SUPPORT CLAMP TO BREAK AND VIBRATION ON MOUNT STUDS. VIBRATION ON STUDS ALLOWED UPPER STUD ON INTAKE OIL SUMP TO CARRY ALL THE TURBO WEIGHT AND CRACK SUMP. SUMP WAS REPLACED. TSDR 99ZZZX985Turbocharger · looseSUBJECT AIRCRAFT WOULD NOT DEVELOP SPECIFIED BOOST. INVESTIGATION FOUND EXCESSIVE AXIAL PLAY IN THE TURBOCHARGER AND OTHER UNRELATED EXHAUST SYSTEM PROBLEMS. THE TURBOCHARGER WAS RETURNED TO ALLIED SIGNAL AND INSPECTION FOUND A WORN THRUST BEARING.SDR 99ZZZX1074Turbocharger · malfunctionedSUBJECT AIRCRAFT WOULD NOT DEVELOP SPECIFIED BOOST. INVESTIGATION FOUND EXCESSIVE AXIAL PLAY IN THE TURBOCHARGER AND OTHER UNRELATED EXHAUST SYSTEM PROBLEMS. THE TURBOCHARGER WAS RETURNED TO ALLIED SIGNAL AND INSPECTION FOUND A WORN THRUST BEARING.SDR 99ZZZX194Coupling · crackedDURING C/W AD 75-23-08R5, THE WASTEGATE OUTLET COUPLING WAS FOUND SEVERELY CRACKED. THE CRACK WAS FOUND RADIALLY ALONG THE COUPLING AND EXTENDED ABOUT 50 PERCENT OF THE TOTAL CIRCUMFERENCE OF THE PART. THIS NEW COUPLING IS NOT LIFE-LIMITED PER TABLE ONE OF TSDR AU981460Turbocharger · failed(AUS) ENGINE TURBOCHARGER FAILED. SEVERE METAL CONTAMINATION OF THE ENGINE BEARINGS AND OIL SYSTEM.SDR AU981275Turbocharger · failed(AUS) RIGHT ENGINE TURBOCHARGER COMPRESSOR/TURBINE SHAFT FAILED ALLOWING THE SHAFT TO RUN ECCENTRIC. THE COMPRESSOR BLADES THEN RUBBED ON THE HOUSING ERODING THE BLADES WHICH WERE THEN INJESTED INTO THE ENGINE THROUGH THE INDUCTION SYSTEM. EVENTUALLY ONE SECSDR 98ZZZX3612Turbocharger · wornSMOKE FROM THE ENGINE EXHAUST. OIL LEAKAGE AT BEARING SEALS. WORN OUT. NOTE: MECHANIC STATED OPERATORS ARE NOT DOING A COOL DOWN PERIOD AFTER OPERATION WHICH HELPS THE BEARING SEALS TO LAST LONGER IN THE TURBOCHARGER. TURBOCHARGERS SHOULD GO TO TB 1,500 HSDR CA990310035Fitting · restricted(CAN) DURING CRUISE,THE NR 2 ENGINE LOST THE TURBO AND WENT NORMALLY ASPIRATED. SMOKE WAS OBSERVED COMING FROM THE EXHAUST, SO A PRECAUTIONARY SHUTDOWN WAS CARRIED OUT, DUE TO THE POSSIBILITY OF OIL LOSS FROM THE TURBO. POST-FLIGHT INSPECTION REVEALED NO LOSSDR AU981119Bracket · broken(AUS) ENGINE TURBOCHARGER SUPPORT BRACKET BROKEN BETWEEN THE SUPPORT STAY AND THE BRACKET.SDR 98ZZZX3993Valve · missingA NORMAL FLIGHT WAS COMPLETED. THE NEXT TAKEOFF RESULTED IN ONLY A 26.50 INCH MANIFOLD PRESSURE (NORMAL RED LINE 32.50 INCHES). AFTER TROUBLESHOOTING THE PRE SSURE RELIEF VALVE AND TURBO CONTROL VALVE, THE TAILPIPE WAS REMOVED AND DISCOVERED THE WASTEGATE BUSDR 98ZZZX3026Bracket · crackedFOUND TURBO UPPER AFT MOUNT BRACKET CRACKED AT WELD. THIS WAS A HARD AREA TO SEE AND SHOULD BE LOOKED AT EVERY INSPECTION.SDR 98ZZZX3448Drain · crackedTHE TURBO DRAIN WAS DYE-PENETRANT CHECKED. THE 90 DEGREE WELD ON THE PART SHOWED EVIDENCE OF CRACKING ALONG THE WELD AREA. SUBMITTER STATES THIS HAS BEEN A PROBLEM IN MORE THAN ONE AIRCRAFT.SDR 98ZZZX3447Drain · crackedTHE TURBO DRAIN WAS DYE-PENETRANT CHECKED. THE 90 DEGREE WELD ON THE PART SHOWED EVIDENCE OF CRACKING ALONG THE WELD AREA. SUBMITTER STATED THIS HAS BEEN A PROBLEM IN MORE THAN ONE AIRCRAFT.SDR 98ZZZX3183Tank · fracturedWITH APPROXIMATELY 265 HOURS SINCE NEW, THE ACFT DEPARTED AIRPORT (SUS) HEADED WEST AND ABOUT 15 MILES OUT EXPERIENCED A LOW OIL PRESSURE INDICATION AND RETURNED TO THE AIRPORT AND LANDED WITHOUT INCIDENT. UPON INSPECTION, FOUND THE RT TURBO OIL TANK TUBE WELSDR CA981006008Turbocharger · leaking(CAN) ON TAKEOFF ROLL, THE TURBO CHARGER OIL SEAL FAILED CAUSING A LOSS OF POWER (MANIFOLD PRESSURE) AND SMOKE FROM THE EXHAUST. TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE RAMP. TURBOCHARGER WAS REPLACED. NO OTHER FAULTS WERE FOUND.SDR 98ZZZX2668Bearing Housing · defectiveALUMINUM BEARING HOUSING WITH OBVIOUS SIGNS OF FLAMESPRAY REPAIR. GASKET SURFACE AND ALIGNMENT RING ARE SEPARATING FROM THE BASE METAL. SOME LARGE PIECES ARE ALREADY MISSING. BRASS IS VISIBLE ALL OVER. THIS PART IS UNREPAIRABLE AND WILL BE REJECTED FROM SESDR 98ZZZX2667Bearing Housing · defectiveHOUSING SHOWS SIGNS OF FLAMESPRAY REPAIR. FLAMESPRAY DAMAGE IS LOCATED ON GASKET SURFACE ON THE ALIGNMENT RING AND NEAR SEAL BORE AREA . FLAMESPRAY IS SEPARATING FROM THE ORIGINAL BASE METAL. PART IS UNREPAIRABLE AND REJECTED FROM SERVICE.SDR PNSA980601Turbo Charger · failedPARTIAL POWER LOSS ON RT ENGINE DURING AFTER TAKEOFF. RETURNED TO AIRPORT LANDING WAS UNEVENTFUL. REPLACED TURBO CHARGER.SDR PNSA980602Turbo Charger · failedPOWER FLUCTUATION ON LT ENGINE DURING CRUISE. RETURNED TO AIRPORT. REPLACED TURBO CHARGER.SDR AU980685Valve · warped(AUS) RT ENGINE TURBOCHARGER WASTEGATE BUTTERFLY VALVE WARPED CAUSING THE VALVE TO STAY OPEN.SDR 98ZZZX2628Bracket · crackedUPON REMOVAL OF BRACKET FROM LOWER RIGHT ENGINE MOUNT, FOUND BRACKET CRACKED ACROSS FACE OF BRACKET AND AROUND BOLT HEAD CIRCUMFERENCE. INSPECTION OF OPPOSITE ENGINE BRACKET REVEALED SAME CONDITION. BOTH APPEAR TO HAVE SUFFICIENT METAL TO BOLT CONTACT. RECOSDR PNSA980503Turbo Charger · malfunctionedLT ENGINE WOULD NOT DEVELOPE FULL POWER, ABORTED TAKEOFF. REPLACED TURBO CHARGER, OPERATIONAL CHECK OK.SDR CA980506010Transition · cracked(CAN) TURBOCHARGED TRANSITION HEADER LOOSING POWER. TRANSITION REMOVED, FOUND CRACKED INSIDE AND HAD BEEN PREVIOUSLY REPAIRED, WELD LIFTING AND CRACKING. REPAIRED.SDR 98ZZZX1661Valve · leakingDURING FLIGHT AT 10,000 MSL, PILOT NOTICED THAT OIL PRESSURE ON RIGHT ENGINE WAS DROPPING SLOWLY AND OIL TEMP WAS RISING SLOWLY FOLLOWED SHORTLY BY A COMPLETE LOSS OF MANIFOLD PRESSURE. THE PILOT TOOK PRECAUTIONARY MEASURES AND SHUT DOWN ENGINE. HE CONTINUEDSDR 98ZZZX1652Gear · failedSUPERCHARGER INPUT GEAR FAILED. CAUSE UNKNOWN.SDR CA980331001Seal · failed(CAN) ENGINE PROBLEM ON DESCENT. SUSPECT BLOWER (SUPERCHARGER) SEAL FAILURE.
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