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.

SDR SRAA99516Red Gearbox · failedRMS - FLT ADT4 - DURING FLIGHT, NR 1 ENGINE REDUCTION GEARBOX FAILED. SHUT DOWN NR 1 ENGINE AND LANDED SAFELY. FOUND METAL IN MAG PLUGS AT REDUCTION GEARBOX. REPLACED NR 1 ENGINE AND PROPELLER PER J/C 7103, 6101. PERFORMED ENGINE RUN-UP, SYSTEM OPS CHECKEDSep 26, 1995 · N916SJ · Lkheed 382BSDR REXA95062Gearbox · failedSHUT DOWN LEFT ENGINE IN FLIGHT, DUE TO PROP GEARBOX FAILURE. INSTALLED SERVICEABLE PGB IAW GE MM. (M)Sep 25, 1995 · N365PX · Saab 340BSDR CA960612040Bearing · spalled(CAN)REDUCTION GEAR BOX PRODUCING METAL. #15 BEARING INNER RACE SPALLED AND ELECTRICAL DISCHARGE PITTING MARKS WERE FOUND ON THE ROLLERS AND OUTER RACE. THREE MORE BEARINGS IN THIS UNIT ALSO HAD ELECTRICALPITTING ALTHOUGH NO SIGNIFICANT LEVEL OF MAGNETISM WAS Sep 19, 1995 · Aerosp ATR42*SDR HEEA955723Gearbox · making metalCOMBINING GR BOX MAKING METAL.Sep 12, 1995 · N3131S · Bell 212SDR HEEA955721Gearbox · making metalCOMBINING GEARBOX HAS METAL IN OIL.Sep 12, 1995 · N2148K · Bell 412SDR CA960612047Bearing · spalled(CAN)METAL CONTAMINATION DETERMINED BY SAMPLING. #19 BEARING INNER RACE HEAVILY SPALLED. NO DETERMINATION AS TO CAUSE FOR THE FAILURE.Sep 6, 1995 · Aerosp ATR42*SDR 95ZZZX5616Gear · failedENGINE FAILED AFTER TAKEOFF. TEAR DOWN REVEALED SPUR GEAR IN FORWARD GEARBOX HAD FAILED CAUSING SECONDARY DAMAGE TO OTHER GEARS. GEAR SENT TO ALLIED SIGNAL FOR EVALUATION.Sep 1, 1995 · N500PS · Mtsbsi MU2B20SDR CHI1477Switch · brokeDURING REMOVAL OF ENGINE SCREEN AND NOSE BOX COWL, NOTICED NR 1 ENGINE TRANSMISSION TEMP SWITCH WAS HANGING BY THE CANNON PLUG WHERE IT HAD BROKEN IN HALF AT THE WELDED SEAM. NO SIGN OF LEAKAGE. CAUSE UNKNOWN. (X)Aug 21, 1995 · N2FOR · Boeing 234SDR CA960612045Bearing · spalled(CAN)REDUCTION GEAR BOX REMOVED FOR METAL ON THE CHIP DETECTOR. #15 BEARING HAD ONE ROLLER HEAVILY SPALLED AS WELL AS ELECTRICAL PITTING AND MECHANICAL DENTS ON THE RACEWAY. SEVERAL STEEL COMPONENTS SHOWEDHIGH LEVELS OF MAGNETISM CONSISTENT WITH A LIGHTNING STAug 15, 1995 · Aerosp ATR42*SDR 95ZZZX4540Bearing · spalledPTO BEARING STARTING TO SPALL AND MOVE METAL.Aug 12, 1995SDR 95ZZZX4537Bearing · making metalGEARBOX 2 1/2 BEARING STARTING TO MAKE METAL. ROLLERS STARTING TO GALL.Aug 12, 1995SDR REXA95050O-Ring · cutRIGHT ENGINE OIL PRESSURE FLUCTUATION FOLLOWED BY CWP CAPTION IN-FLIGHT. FOLLOWED BY ENGINE SHUT-DOWN PROCEDURES AS CALLED FOR IN EMERGENCY CHECK LIST. FOUND BAD O-RING ON RIGHT BB AXIS SEAL. REINSTALLED O-RING ON BB AXIS SEAL. GROUND RUN CHECKS GOOD. (X)Aug 11, 1995 · N369PX · Saab 340BSDR CHI1478Switch · brokenPILOTS REPORTED INTERMITTENT NR 1 ENGINE TRANSMISSION HOT LIGHT. DURING TROUBLESHOOTING, FOUND M2001-517 TEMP SWITCH BROKE IN HALF AND WIRES PULLED OUT AT CANNON PLUG. REPLACED TEMP SWITCH AND CANNON PLUG. CHECKED GOOD. CAUSE UNKNOWN. SUBMITTER SUGGESTS POAug 8, 1995 · N239CH · Boeing 234SDR 95ZZZX4277Cover Assy · insert looseDURING 100 HOUR INSPECTION, THE LOWER CHIP PLUG WAS LOOSENED FOR REMOVAL WHEN IT WAS DISCOVERED THE INSERT BOSS WAS LOOSE IN THE COVER ASSEMBLY. PART REPLACED AND SENT FOR REPAIR.Aug 5, 1995 · N4282X · Hughes 369DSDR CA960612043Bearing · spalled(CAN)RGB REPORTED MAKING METAL. #19 BEARING SPALLED AND INNER RACE CRACKED. 1ST STAGE OIL JETS WERE FLOW TESTED AND 3 NOZZLES WERE FOUND BLOCKED BY PLASTIC MEDIA WHICH IS NORMALLY USED AS ABRASIVE BLAST MA TERIAL. IT IS LIKELY THAT THE GEARBOX WAS NOT PROPERLYAug 3, 1995 · Emb EMB120SDR HEEA955480Tube Assy · making metalENGINE REMOVED DUE TO METAL IN OIL. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: BELOW CEB1307 REQUIREMENTS ON TUBE ASSEMBLY. INSTALLED NEW TUBE ASSY. PART RETURNED TO ALLISON FOR CEB1307. REFERENCE: AFA#24405A (PART IS OUT OF CALENDAR DATE AND Jul 28, 1995 · N5793Y · Aerosp AS355F1SDR DLL10953163Gearbox · failedNR 2 ENG FAILED 16 MIN AFTER T/O. FOUND GEARBOX FAILED. REPLACED GEAR BOX, OPERATION NORMAL.Jul 21, 1995 · N1732D · Lkheed 10113851SDR CA960612044Bearing · cracked(CAN)DURING SCHEDULED OVERHAUL, #19 BEARING INNER RACE FOUND CRACKED. MARKS ON THE PROPSHAFT AND INNER RACE OF THE BEARING INDICATE A PIECE OF GRIT SCORED THE RACE DURING PREVIOUS INSTALATION IN THE AREA O F THE CRACKED RACE.Jul 21, 1995 · Emb EMB120SDR CA960612051Bearing · spalled(CAN)ROUTINE CHECK, METAL ON THE CHIP DETECTOR. #15 BEARING OUTER RACE SPALLED. ELECTRICAL PITTING ON #15, #18 AND #19 BEARINGS AND HIGH LEVELS OF RESIDUAL MAGNETISM ON THESE PARTS INDICATES THAT THE ENGIN E MAY HAVE BEEN SUBJECTED TO LIGHTNING STRIKE.Jul 18, 1995 · Emb EMB120SDR 95ZZZX4361Shaft · mismatch setPART WAS RECEIVED FROM THE VENDOR. THE PROP SHAFT AND SLEEVE HAVE TO BE A MATCHED SET, SAME S/N. THE SLEEVE HAS A S/N OF A1351. THE SHAFT IS S/N 5F780. THEREFORE, THIS IS NOT A MATCHED SET.Jul 12, 1995SDR 95ZZZX4421P.T.O. Gear · making metalDISASSEMBLED GEARBOX TO INSPECT GEARBOX FOR MAKING METAL. FOUND CAUSE TO BE THE P.T.O. GEAR, IMPROPER MACHINING ON THE GEAR TEETH. DISCOVERED THE TORQUE METER GEAR TO BE MAKING METAL DUE TO THE IMPROPER MACHINING ON THE P.T.O. GEAR TEETH.Jul 10, 1995 · N769AL · Skrsky S76SDR SWAA950484Gearbox · malfunctionedDURING CLIMBOUT FROM LIT, CREW EXPERIENCED NR 1 ENGINE LOW OIL PRESSURE INDICATION WITH ASSOCIATED WARNING LIGHT. CREW PERFORMED NR 1 ENGINE SHUTDOWN CHECKLIST. AIRCRAFT RETURNED TO LIT AND MADE AN UNEVENTFUL LANDING. INSPECTED ENGINE. REPLACED NR 1 ENGINJun 25, 1995 · N96SW · Boeing 7372H4SDR 95ZZZX3394Gearbox · failedLIT - FLT 7895 - RIGHT ENGINE PROPELLER RPM FLUCTUATED, THEN OIL PRESSURE ROSE TO 200 PSI. CREW SHUT DOWN RIGHT ENGINE. SAFELY DIVERTED TO LITTLE ROCK. DETERMINED RT GEARBOX HAD FAILED. COMPLIED WITH RIGHT ENGINE CHANGE.Jun 17, 1995 · N218AE · Saab 340BSDR 95ZZZM403Gear Box · failedFLT NR 7895 - LIT - RIGHT PROP RPM FLUCTUATED, THE PGB OIL PRESSURE ROSE TO 200 PSI. CREW SHUT DOWN RIGHT ENGINE. SAFELY DIVERTED TO LITTLE ROCK. DETERMINED RIGHT PROPELLER GEARBOX HAD FAILED. COMPLIED WITH RIGHT ENGINE CHANGE.Jun 17, 1995 · N218AE · Saab 340BSDR CA951108035Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STEEL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TO Jun 16, 1995SDR CA951108034Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951108033Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNT (STEE L). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TO Jun 16, 1995SDR CA951108032Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951108031Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951108030Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY LEAD TO CRACKING ADJACENT TO TJun 16, 1995SDR CA951108029Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951108028Rgb Housing · wornREDUCTION GEAR BOX MOUNT PAD WORNJun 16, 1995SDR CA951108027Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951108026Rgb Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR CA951102007Housing · worn(CAN)THE SURFACE OF THE REDUCTION GEARBOX (RGB) MOUNTING PADS BECOME WORN DURING ENGINE OPERATION BECAUSE THE MATERIAL (MAGNESIUM ALLOY) IS SOFTER THAN THE MATING SURFACE OF THE AIRFRAME ENGINE MOUNTS (STE EL). THIS CONDITION MAY RESULT IN CRACKING ADJACENT TOJun 16, 1995SDR TEIL956Bearing · making metalINNER RACE FAILED CAUSING METAL ON CHIP DETECTORS. GEARBOX OVERHAULED AND UPDATED TO LATEST MOD STANDARD. BEARINGS REPLACED.Jun 9, 1995 · N3539T · Bolkms BO105CBSSDR 95ZZZX4087Bearing · galledDISASSEMBLED GEARBOX DUE TO 'ENGINE CHIP LIGHT'. DISCOVERED THE P.T.O. ROLLER BEARING TO BE 'GALLING ROLLERS'. CAUSE UNKNOWN.Jun 9, 1995 · N209AL · Bell 206BSDR CA960612049Helical Gear · spalled(CAN)REDUCTION GEAR BOX PRODUCING METAL. LEFT HAND FIRST STAGE HELICAL GEAR SPALLED HEAVILY ON 120 DEGREES ARC OF TEETH. CAUSE UNDETERMINED.May 29, 1995 · Dhav DHC8102SDR CA960612050Pinion Gear · spalled(CAN)ROUTINE FILTER CHECK FOUND ALLOY STEEL FLAKES IN THE SCAVENGE FILTER. RIGHT HAND SECOND STAGE PINION GEAR HAD LOST MATERIAL FROM PATCHES IN THE FRONT 25 PERCENT OF THE TOOTH. #15 BEARING RETAINING BOL TS WERE ALL LOOSE AND WERE REMOVED BY FINGERS ONLY. #1May 27, 1995 · Aerosp ATR42*SDR QXEA9500165Seal · deterioratedSEA - CABIN FILLS WITH SMOKE WHEN NR 2 BLEED IS SELECTED ON. REPLACED NR 2 ENGINE GEARBOX CARBON SEAL IAW MAINT MANUAL. NR 2 BLEED AIR OPS CHECKED GOOD ON GROUND RUN. AIRCRAFT RETURNED TO SERVICE.May 26, 1995 · N380PH · Swrngn SA227ACSDR C2XA95IA082Red Gearbox · corrodedIAH - DURING C-CHECK INSPECTION, FOUND NR 1 ENGINE PROPELLER SHAFT FACE PITTED AND HEAVY RUST ON INSIDE OF PROPELLER SHAFT. MAINTENANCE REMOVED AND REPLACED THE REDUCTION GEARBOX, AIRCRAFT APPROVED FOR RETURN TO SERVICE. (W)May 18, 1995 · N16719 · Emb EMB120RTSDR 95ZZZX5267Bearing · roughANNULAR BALL BEARING ROUGH. REPLACED WITH 4 EACH NEW UNIT(S) CORRECTED PROBLEM.May 18, 1995 · N420MB · Bolkms BK117A3SDR ERAA9570Bearing · defectiveNEW BEARING WITH -0- HRS. ROLLER END RADIUS NOT CONSISTENT.May 4, 1995 · N127EH · Bolkms BO105SSDR HEEA954877Gearbox Tooth · brokenGR BOX NEEDS OVERHAUL DUE TO GEAR TOOTH FOUND ON #1 ENGINE AFT CHIP PLUG.Apr 25, 1995 · N3131S · Bell 212SDR HEEA954876Gearbox · making metalMETAL IN OIL.Apr 25, 1995 · N3911L · Bell 412SDR 95ZZZX3332Seal · leakingSEAL LEAKING. REMOVED AND REPLACED WITH NEW P/N SEAL.Apr 15, 1995 · N303PD · Bell 206BSDR 95ZZZX3048Gear Assy · galledPART RECEIVED FROM STOCK AS NEW PART FROM PWC. PART SHOWS GAULING MARKS ON GEAR SIDEWALLS. PART RETURNED TO VENDOR.Apr 13, 1995SDR HEEA954704Gearshaft · spalledENGINE REMOVED DUE TO MAIN ENGINE DRIVESHAFT FAILURE. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: SPALLING ON GEARTEETH OF BOTH GEARSHAFTS. INSTALLED NEW GEARSHAFT. SEE MMIR #4703 FOR OTHER GEARSHAFT INFORMATION.Apr 7, 1995 · N5796T · Aerosp AS355F1SDR HEEA954703Gearshaft · spalledENGINE REMOVED DUE TO MAIN ENGINE DRIVESHAFT FAILURE. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: SPALLING ON GEAR TEETH OF BOTH GEARSHAFTS. INSTALLED NEW GEARSHAFT. SEE MMIR #4704 FOR OTHER GEARSHAFT INFORMATION.Apr 7, 1995 · N5796T · Aerosp AS355F1SDR HEEA954692Tube Assy. · defectiveENGINE WAS REMOVED DUE TO OIL LEAK AT AFT T/M BUSHING. UPON INSPECTION OF GEARBOX PARTS NOTED THE FOLLOWING: OIL TRANSFER TUBE FAILED DIMENSIONAL CHECK IN ACCORDANCE WITH CEB 1307. INSTALLED NEW TUBE ASSEMBLY.Apr 6, 1995 · N57906 · Aerosp AS355F1
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