JASC 7210
Service difficulty reports · 873
Reports filed under 7210 · Turbine Engine Reduction Gear, 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 = '7210' 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 = '7210' 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 CA030731015Gearbox · failed(CAN) ON CLIMBOUT THE STARBOARD GEARBOX FAILED. ENGINE WAS SHUTDOWN AND AIRCRAFT RETURNED TO YNA. AIRCRAFT WAS CHECKED BY AN ENGINEER AND WAS CONFIRMED GEARBOX FAILURE. THE DRIVESHAFT GD2016 S/N DR6306/65 WAS REMOVED, ENGINE CHECKED. AIRCRAFT FERRIED BACK TO YSDR AUS20030492Gear · failed(AUS) NR 1 ENGINE REDUCTION GEARBOX CHIP DETECTOR ACTIVATION. THE CHIP DETECTOR WAS REMOVED AND CONTAINED A FRAGMENT OF GEAR TOOTH. BOROSCOPE INSPECTION FOUND DAMAGE TO A SECOND STAGE REDUCTION GEAR TOOTH.SDR AUS20030465Seal · leaking(AUS) RT ENGINE PROPELLER SHAFT SEAL DETERIORATED AND LEAKING.SDR CA030509002Shim · missing(CAN) A GEARBOX WAS DISASSEMBLED FOR INSPECTION DUE TO REPORT OF LOW OIL PRESSURE. 4 OF 8 SMALL SCREWS USED TO RETAIN A REPAIR SHIM WERE FOUND MISSING. THE REPAIR SHIM WAS LOCATED UNDER THE TORQUEMETER AND JOURNAL FLANGED SUPPORT. REPAIR SHIM WAS LIKELY USESDR 197032103Seal · leakingOIL LEAKING FROM REDUCTION GEARBOX AREA.SDR M7K2003F00001Limiter · failedPILOT REPORTED THAT ON RETURN FLIGHT AT NORMAL CRUISE POWER WITH NO CONTROL INPUT NG AND NR SPEEDS SUDDENLY DROPPED APPROXIMATELY 3 PERCENT AND RAPIDLY RECOVERED WITH A SLIGHT OVERSHOOT BEFORE RETURNING TO STEADY STATE. THIS OCCURRED SEVERAL TIMES OVER A .7 HSDR CA021129010Gearbox · making metal(CAN) DURING A LINE CHECK FOUND NR 2 REDUCTION GEARBOX CHIP DETECTOR FLAGGED. NON ALLOWABLE CATEGORY 3 DEBRIS FOUND ON DETECTOR AND IN SCAVENGE FILTER. NR 2 ENGINE AND REDUCTION GEARBOX ASSEMBLIES REPLACEDSDR CA021029009Bearing · failed(CAN) DURING ROUTINE MAINTENANCE, VISUAL INSPECTION OF THE NR 1 ENGINE REDUCTION GEARBOX CHIP DETECTOR PLUG AND STRAINER WAS CARRIED OUT. FOUND NUMEROUS BALL BEARINGS APPROX.0.039 INCHES IN SIZE AND SOME PLASTIC & RUBBER DEBRIS CAUGHT IN THE STRAINER. ENGINE MSDR MALA020621Gearbox · damagedON FLIGHT NR 2972, HAD AN INFLIGHT SHUTDOWN EVENT. CREW SHUTDOWN RT ENGINE, DECLARED AN EMERGENCY, DID AN AIR TURNBACK AND LANDED IN MSP WITHOUT INCIDENT. MAINTENANCE REMOVED COWLS, FOUND HOLE IN REAR PGB CASE AT APPROXIMATELY THE 4:30 POSITION, AFT LOOKING SDR AUS20021190Seal · leaking(AUS) NO2 ENGINE REDUCTION GEARBOX AUXILIARY GENERATOR OIL SEAL LEAKING. SEAL HAD BEEN CHANGED ON THE PRECEDING DAY.SDR MV52002F00006Mount · crackedOIL JET UTILIZED TO LUBRICATE THE BULL GEAR LOCATED WITHIN THE GEARBOX WAS CRACKED AT THE MOUNTING BASE. THIS CONDITION COULD CAUSE A REDUCED AMOUNT OF OIL FOR LUBRICATION TO THE BULL GEAR.SDR AUS20020958Chip Detector · contaminated(AUS) PROPELLER REDUCTION GEARBOX CHIP DETECTOR CONTAINED A SMALL AMOUNT OF METAL PARTICLES.SDR FF6R112443Gear · dentedPINION HAS DENT ON END OF SHAFT. BEVEL RING GEAR HAS CHATTER MARKS IN 7 HOLES.SDR FF6R112442Gear · damagedFROSTING ON FACE OF GEAR TEETH. UNABLE TO ESTABLISH STATIC GEAR PATTERN.SDR CA020722014Gearbox · making metal(CAN) ENROUTE THE NR 2 ENGINE REDUCTION GEARBOX CHIP LIGHT ILLUMINATED. PRECAUTIONARY SHUTDOWN ACCOMPLISHED. MAINTENANCE FOUND A SMALL METALLIC SLIVER ON SIDE MAGNETIC PLUG. MAINTENANCE CLEANED AND REINSTALLED PLUGS, GOUND RUN CARRIED OUT BEFORE RETURN TO SERVSDR 2002FA0000844Gearbox · mismanufacturedUPON INSPECTION BEFORE GEARBOX ASSEMBLY. SCAVENGE TUBE CUT OUT NOT WIDE ENOUGH, CAUSING TUBE TO RUB. 2 EACH STUDS NOT FULLY SEATED AT N1 PICKUP AREA. OIL PUMP INSERTS NOT CLEANED OUT. ASSURE PROPER MANUFACTURING AND INSPECTED BY QA BEFORE LEAVING FACTORY.SDR AUS20020633Case · corroded(AUS) ENGINE REDUCTION GEARBOX REAR CASE CORRODED BEYOND LIMITS. PAINT HAD BEEN STRIPPED FROM CASE FOR INSPECTION WHEN THE CORROSION WAS FOUND.SDR ALG2002F00053Gear · mismanufacturedENGINE WAS REMOVED DUE TO MAKING METAL. UPON DISASSEMBLY AND INSPECTION OF PARTS, FOUND T/M GEAR TEETH RADIUS ROUGH AND UNFINISHED MACHINING CAUSING PINION GEAR TO GALL. IMPROPER AND UNFINISHED MACHINING OF T/M GEAR CAUSING PINION GEAR TEETH TO GALL. ASSURESDR ERAA080338Shaft · corrodedENGINE MAKING METAL. FOUND GEARSHAFT TEETH DAMAGED GEARBOX HOUSING CORRODED. ACTION TAKEN: INSTALLED NEW GEARSHAFT & OVERHAULED GEARBOX.SDR R7MR136935223Flange · wornREDUCTION GEAR, LEAKING OIL AT MO4 CONNECTION GROOVE. WORN FLANGE. BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS, CORRECTED PROBLEM.SDR ALGA079858Gear · spalledSPALLING AND GALLING ON GEAR TEETH DUE TO IMPROPER MESHING OF TEETH.SDR ALGA079856Shaft · looseFOUND T/M GEAR, BEARING JOURNAL SHAFT AND SUPPORT LOOSE IN COVER ASSEMBLY. FOUND ALL 4 STUDS ON JOURNAL SUPPORT PULLED OUT AND 1 EACH WITH NO THREADS LEFT IN WORN BORE. THIS ALLOWED GEAR TO WEAR IN AN UNUSUAL MANNER, WHICH COULD HAVE RESULTED IN A CATASTROPHSDR ALGA079855Gearshaft · galledDUE TO T/M JOURNAL SUPPORT STUDS BACKING OUT OF COVER AN UNUSUAL WEAR PATTERN OF SPALLING AND GALLING OCCURRED ON GEAR TEETH.SDR CA020607013Gearbox · making metal(CAN) LT ENGINE REDUCTION GEAR BOX REPLACED DUE TO INTERNAL COMPONENT MAKING METAL.SDR ALGA079297Gear · spalledGEARBOX WAS REMOVED FOR CORRODED STUDS, DURING INSPECTION FOUND SPALLING ON PINION GEAR TEETH.SDR ALGA079296Bearing · galledT/M JOURNAL AND INNER RACE FOUND EXCESSIVE GALLING, CAUSING METAL CONTAMINATION.SDR ALGA079295Gear · galledFOUND EXCESSIVE GALLING ON PINION GEAR, SPALLING AND GALLING ON T/M GEAR. BOTH GEARS HAVE VERY UNUSUAL WEAR PATTERN. ENTRY MADE BY RNB.SDR ALGA079294Pinion Gear · galledFOUND EXCESSIVE GALLING ON PINION GEAR, SPALLING AND GALLING ON T/M GEAR. BOTH GEARS HAVE VERY UNUSUAL WEAR PATTERN. ENTRY MADE BY RNBSDR CA020531014Filter · contaminated(CAN) DURING CRUISE THE CREW NOTICED THAT THE NR 2 ENGINE RGB OIL PRESSURE WAS DROPPING, THE ENGINE WAS SHUT DOWN AT 120 PSI. MAINTENANCE CREW CHECKED THE INDICATION SYSTEM AND FOUND IT TO BE SERVICEABLE. THE RGB MAGNETIC PLUG WAS INSPECTED AND NO CONTAMINATSDR AUS20020463Gear · broken(AUS) BROKEN GEAR TOOTH FOUND LODGED BEHIND THE REDUCTION GEAR MAGNETIC PLUG RECEPTACLE.SDR 2002FA0000706Gear · rough(TM GEAR) UPON VISUAL INSPECTION OF PART. FOUND EXTREMELY ROUGH GEAR TEETH EDGES AT RADIUS ON FORWARD TEETH. SENT FOR WARRANTY.SDR 2002FA0000705Gear · damaged(PTO GEAR) UPON VISUAL INSPECTION OF PART AFTER BEING CHECKED OUT OF STOCK. DAMAGE TO 4 EA SMALL GEAR TEETH AND 1 EACH TOOTH HAS ARC LIKE RECESSED AREA.SDR ALG2002F00044Cover · wornENGINE HAD CHIP LIGHTS. UPON DISASSEMBLY OF GEARBOX FOUND T/M JOURNAL SUPPORT STUDS BACKED OUT OF COVER. FOUND T/M GEAR, BEARING JOURNAL SHAFT AND SUPPORT LOOSE IN COVER ASSEMBLY. FOUND ALL 4 STUDS ON JOURNAL SUPPORT PULLED OUT AND 1 EACH WITH NO THREADS LESDR ALG2002F00043Gear · galledENGINE WAS REMOVED DUE TO CHIP LIGHTS. UPON VISUAL INSPECTION FOUND CAUSE OF METAL DUE TO GALLING T/M AND PTO GEARS. DUE TO T/M JOURNAL SUPPORT STUDS BACKING OUT OF COVER AN UNUSUAL WEAR PATTERN OF SPALLING AND GALLING OCCURRED ON GEAR TEETH. THIS COULD HAVSDR ALG2002F00040Pinion Gear · wornENGINE WAS REMOVED DUE TO CHIP LIGHT. GEARBOX WAS DISASSEMBLED TO FIND SOURCE OF METAL. FOUND EXCESSIVE GALLING ON PINION GEAR, SPALLING AND GALLING ON T/M GEAR. BOTH GEARS HAVE VERY UNUSUAL WEAR PATTERN. ASSURE PROPER MESHING AND MACHINING OF GEAR TEETH ASDR ALG2002F00039Pinion Gear · wornENGINE WAS REMOVED DUE TO CHIP LIGHT. GEARBOX WAS DISASSEMBLED TO FIND SOURCE OF METAL. FOUND EXCESSIVE GALLING ON PINION GEAR, SPALLING AND GALLING ON T/M GEAR. BOTH GEARS HAVE VERY UNUSUAL WEAR PATTERN. ASSURE PROPER MESHING AND MACHINING OF GEAR TEETH SDR ALG2002F00035Bearing · galledENGINE WAS REMOVED DUE TO CHIP LIGHT. GEARBOX WAS DISASSEMBLED TO FIND SOURCE OF METAL. UPON REMOVAL OF T/M JOURNAL AND INNER RACE FOUND EXCESSIVE GALLING, CAUSING METAL CONTAMINATION. ASSURE BEARINGS AND INNER RACE CAN WITH STAND HIGH LOADING CAPACITY.SDR AUS20020640Bearing · corroded(AUS) ENGINE REDUCTION GEARBOX BEARINGS NR 15 AND NR 19 PITTED. METAL CONTAMINATION OF FILTER. SUSPECT FAILURE DUE TO STATIC DISCHARGE.SDR ALG2002F00064Pinion Gear · failedUPON DISASSEMBLY OF GEARBOX DUE TO CHIP LIGHT. FOUND EXCESSIVE GALLIN ON PINION AND T/M GEARS. T/M GEAR HAD ROUGH EDGES CAUSING PINION GEAR TO GALL. ASSURE PROPER MACHINING AND MESHING OF GEAR TEETH AT FACTORY.SDR ALG2002F00048Cover · stripped(GEARBOX COVER) UPON DISASSEMBLY OF GEARBOX, FOUND 1 EACH STRIPPED STUD AND 2 EACH LOOSE STUDS AT 2.5 BEARING CAGE MATING SURFACE, ALSO FOUND 2 EACH STUDS AT TM SUPPORT JOURNAL LOOSE. NOTE: AT LOCATION OF STRIPPED STUD ON T.5 BEARING CAGE SURFACE, FOUND NO TSDR ALG2002F00047Pinion Gear · wornUPON DISASSEMBLY OF GEARBOX. UPON DISASSEMBLY OF GEARBOX FOUND EXCESSIVE GALLING AND SPALLING AND WEAR IN GEAR TEETH AND UNEVEN WEAR AND HEAVY SPALLING OF T/M GEAR TEETH. ASSURE PROPER MESHING OF GEAR TEETH.SDR ALG2002F00037Gear · spalledGEARBOX WAS RECEIVED FOR CORRODED STUDS. UPON INITIAL VISUAL INSPECTION FOUND SPALLING PINION GEAR TEETH. EXCESSIVE SPALLING AND LIGHT GALLING ON GEAR TEETH DUE TO IMPROPER MESHING OF TM AND PINION GEARS. ASSURE PROPER MESHING OF GEAR TEETH AT FACTORY.SDR MALA020263Gearbox · failedON APPROACH OF FLIGHT 2753 RT ENGINE FLAMED OUT. EMERGENCY DECLARED, LANDED WITHOUT INCIDENT. WEATHER CLEAR. THE ENGINE DID NOT FLAME OUT BUT WAS OPERATING NORMALLY. A/C DID HAVE AN UNCOMMANDED AUTO COARSEN EVENT. THE DATA INDICATES IT WAS NOT CAUSED BY TSDR ALG2002F00042Gear · mismanufacturedGEARBOX WAS REMOVED DUE TO FWU BORE DAMAGE. UPON INSPECTION OF CHIP DETECTORS, FOUND METAL ON BOTH PLUGS. AFTER DISASSEMBLY FOUND EXCESSIVE GALLING ON TM AND PIINION GEARS CAUSE FOR METAL. METAL CONTAMINATION WAS GENERATED FROM UNFINISHED MACHINING OF TM GESDR ALG2002F00041Pinion Gear · galledGEARBOX WAS REMOVED DUE TO FWU BORE DAMAGE. UPON INSPECTION OF CHIP DETECTORS, FOUND METAL ON BOTH PLUGS. AFTER DISASSEMBLY FOUND EXCESSIVE GALLING ON TM AND PINION GEARS CAUSE FOR METAL. METAL CONTAMINATION WAS GENERATED FROM UNFINISHED MACHINING OF TM GEASDR 2002FA0000708Gear · mismanufacturedUPON VISUAL INSPECTION OF NEW PARTS FROM STOCK, IMPROPER AND UNFINISHED MACHINING AND MESHING OF GEAR TEETH AT RADIUS.SDR AUS20020572Gearbox · seized(AUS) LH ENGINE REDUCTION GEARBOX SEIZED. METAL CONTAMINATION OF OILSYSTEM.SDR 2002FA0000709Gear · roughUPON RECEIVING AND INSPECTION, ROUGH EDGES OF RADIUS OF GEAR TEETH AFT SIDE.SDR ERAA078460Bearing · wornENGINE IS MAKING METAL. FOUND ROLLER ON 2 1/2 BEARING DAMAGED. GEARBOX PN 6894171 SN CAG-39145 INSTALLED. REPAIRED GEARBOX PN 6894171, SN CAG-23194. GEASHAFT DAMAGED, PN E23031922, SN CI-21-536, O/H OIL CHECK VALVE PN 23031856. ACTION TAKEN: INSTALLED REPSDR RAIA00203110Gearbox · deteriorated5508- STL- SHORTLY AFTER TAKE OFF RIGHT ENGINE INTEGRATED ELECTRONIC CONTROL WARNING WITH 10% TORQUE FLUCTUATION. MAINTENANCE REMOVED AND REPLACED THE RIGHT ENGINE INTERMEDIATE GEAR BOX, OPS AND LK CK OK.
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