JASC 6310

Service difficulty reports · 772

Reports filed under 6310 · Engine/Transmission Coupling, 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 = '6310'
  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 CA070411001Seal · leaking(CAN) TRANSMISSION OIL PRESSURE DROP (2) BARS BELOW THE GREEN. ON ROUTE BACK TO BASE THE TRANSMISSION OIL LOW PRESSURE LIGHT CAME ON UPON LANDING. THE ENGINE DECK IS COVERED WITH OIL. THE FREEWHEEL AFT SEAL HAD POPPED OUT OF ITS BORE, RESULTING IN A LOSS OF Apr 9, 2007 · Bell 407SDR CA070411004Switch · unserviceable(CAN) DURING GROUND RUN AND PRE-TAKEOFF CHECKS, THE CLUTCH FAILED TO ENGAGE. SWITCH V3-1001 IS SPRING LOADED AND BREAKS AND THE CLUTCH WILL NOT ENGAGE. THESE SWITCHES ARE A WEAK PART OF THE SYSTEM. (TC NR 20070411004)Apr 8, 2007 · Robsin R44RAVENIISDR CA070329001Coupling · cracked(CAN) CRACK IN DISC LAMINATE FOUND DURING POST FLIGHT (DAILY) INSPECTION. (TC NR 20070329001)Mar 26, 2007 · Snias AS350B2SDR CA070306002Coupling · leaking(CAN) C-GELT`S MAIN DRIVESHAFT P/N 206-040-015-103, S/N A-1331, 600 HR INSPECTION AND REPACK C/W FEB 22/07 AT 13635.5 HRS. TEST FLOWN 0.3 HRS, FLEW 7.1 HRS FEB 24 AND 25, ENGINEER FOUND TRANS. SIDE LEAKING GREASE AND COUPLING OVERHEATED. DRIVE SHAFT S/N A-2441Feb 26, 2007 · Bell 206BSDR CA070226011Retainer · cracked(CAN) CRACKS AT OUTER RING BOLT HOLES. CLUTCH ASSY REMOVED AND IS BEING SENT TO MFG FOR WARRANTY. (TC NR 20070226011)Feb 24, 2007 · Robsin R44RAVENIISDR CA070117006Sprag Clutch · cracked(CAN) DURING AN AES 1000HR INSPECTION, A CRACK WAS FOUND ON THE CAGE IN THE MIDDLE OF (1) CROSSBAR. (TC NR 20070117006)Jan 17, 2007 · Robsin R44RAVENIISDR CA061120007Coupling · cracked(CAN) DURING 1000 HR INSPECTION DISC COUPLING FOUND CRACKED.Nov 17, 2006 · Snias AS350B2SDR BS2R2120003Pulley Bracket · brokenONE OF THE TWO BELT DRIVE CLUTCH ACTUATOR CABLE PULLEY BRACKETS BROKE CLEAN ACROSS BETWEEN THE FRAME MOUNT HOLE AND THE PULLEY MOUNT HOLE DURING ENGAGEMENT OF THE ROTOR SYSTEM. DURING THE SUBSEQUENT TAKE OFF ATTEMPT THE ROTOR RPM WOULD BLEED OFF RAPIDLY DUE TONov 17, 2006 · N11047 · Hughes 269CSDR CA061011010Clutch · cracked(CAN) 2 SPRAG RETAINER WERE CRACKED, THEREFORE ALLOWING MISALIGNMENT AND CAUSING A NOISE. (TC NR 20061011010)Oct 4, 2006 · Bell 206BSDR CA060802001Freewheel Unit · making metal(CAN) AFTER INSTALLING A OVERHAULED FREEWHEEL, METAL WAS FOUND (4) SEPARATE TIMES IN 61.1 HOURS, SILVER FLAKES FOUND ON CHIP PLUG. (TC NR 20060802001)Jul 25, 2006 · Snias AS350BASDR CA060726003Freewheel Unit · making metal(CAN) AFTER INSTALLING A OVERHAULED FREEWHEEL, METAL WAS FOUND FOUR SEPARATE TIME IN 61.1 HOURS, SILVER FLAKES FOUND ON CHIP PLUG. (TC NR 20060726003)Jul 25, 2006 · Snias AS350*SDR CA060712009Bolt · bent(CAN) A/C TAFT 36.5 HOURS. MAIN BELT TENSION WAS TO BE ADJUSTED, WHEN IT WAS FOUND THAT THE ADJUSTMENT BOLT, ON THE CLUTCH ACTUATOR, COULD NOT BE MOVED. THE BOLT IS USUALLY HELD IN PLACE WITH A BACK UP NUT. THE BACK UP NUT WAS IN PLACE, AND MOVED AS NORMALJul 11, 2006 · Robsin R44RAVENIISDR KBM2006F00148Drive Shaft · overtempMDS TEMP INDICATES IN FWD COUPLING, SHOW OVERTEMP CONDITION. DISASSEMBLED, CLEAN AND INSPECTED FOR OVERTEMP. NO DEFECT FOUND THIS TIME. REASSEMBLED WITH 8 INNER GREAT BOLT (PN NGS 660110, PO 2314)(4 NGS M8324811-235),( 2 EA 206-040-272-001)(4 EA MS210043-4)Mar 26, 2006 · N188TV · Bell 206BSDR NYS2006F00000Freewheel Unit · misinstalledDURING DAILY INSPECTION OF AC NOTED FREEWHEEL ASSY NOT FUNCTIONING PROPERLY. IN PUT DRIVE SHAFT FROM NR 1 ENGINE WOULD NOT FREEWHEEL IN COUNTER CLOCKWISE DIRECTION. REMOVED FREEWHEEL ASSY AND INSPECTED CLUTCH. FOUND SPRAG TURNED SIDEWAYS. METAL CLIP WHICH Mar 9, 2006 · N105NG · Bolkms BO105SSDR CA051223004Clutch · cracked4 FATIGUE CRACKS WERE FOUND AROUND TWO LOWER ENGINE ATTACHMENT BOLT HOLES.Dec 12, 2005 · Bell 407SDR CA051223002Seal · dislodgedTHE AFT SEAL OF THE FREEWHEEL UNIT CAME OUT FROM THE AFT CAP WHILE THE ENGINE WAS RUNNING.Nov 15, 2005 · Bell 407SDR CA051017013Coupling · damagedAFTER LAST FLIGHT OF THE DAY, ENGINEERING REVIEWED THE HUMS DATA AND NOTICED A SPIKE IN THE SHAFT INFORMATION. THE A/C ENGINE WAS REMOVED THE SHAFT REMOVED FROM THE ENGINE AND INSPECTED, AND A CRACK WAS DISCOVERED IN BETWEEN THE TWO FRANGIBLE DISCS. ANOTHER Oct 16, 2005 · Snias AS332LSDR CA050901002Bearing · corroded(CAN) DURING A 1500 HR FREEWHEEL INSP, THE AFT BEARING IN THE OUTER SHAFT WAS FOUND CORRODED ON THE INSIDE OF THE OUTER RACE. BEARING WAS REMOVED AND RUST WAS PRESENT ON THE OUTER RACE. BEARING HAD PREVIOUSLY OVERHAULED BY BII IN 1999BEARING WAS REMOVED FROMAug 18, 2005 · Bell 206LSDR AU510002095Seal · dislodgedENGINE/TRANSMISSION CLUTCH ASSEMBLY FORWARD AND AFT SEALS DISLODGED IN HOUSING. NO OIL LOSS WAS NOTICED. SUSPECT SEALS ARE BEING HYDRAULICALLY PRESSED OUT DUE TO THE EXCESS OIL IN THE CLUTCH BEING UNABLE TO BLEED BACK TO THE RESERVOIR.Aug 11, 2005 · Robsin R22BETASDR AU510001459Drive Belt · distorted(AUS) ENGINE TO TRANSMISSION DRIVE SYSTEM `V` BELTS STRETCHED.(OTHER CAUSE: MATERIAL ) (CASA 510001459)Jul 6, 2005 · Robsin R22BETASDR IIF2005F00000Cap · brokenAIRCRAFT IN FOR INSPECTION, MECHANICAL INSPECTING AREA OF ROTOR BRAKE NOTICED BLACK LINE ACROSS EAR WHERE BOLT GOES THROUGH HOLE. REMOVED BOLT AND EAR FELL OFF. POSSIBLE CAUSE, VIBRATION. (K)Jun 17, 2005 · N407PR · Bell 407SDR CA051121002Bearing Race · damagedUPON VISUAL INSPECTION BEFORE INSTALLATION IT WAS NOTED THAT THE BEARING HAD MULTIPLE AXIAL SCORING MARKS ON THE INNER RACE SURFACE. THESE MARKS WERE DETECTABLE WITH A SCRIBE AND WERE BEYOND ALLOWABLE LIMITS AS PER THE OVERHAUL MANUAL. THE BEARING WAS RETURNJun 16, 2005 · Skrsky S61NSDR AC2A101188Disc Pack · crackedNR 1 ENGINE, MAIN ROTOR DRIVE SHAFT HAD 10 CRACKED DISCS ON FORWARD DISC PACK. DISC PACKS WERE REPLACED ON BOTH ENDS OF DRIVESHAFT. THE ENGINE TO TRANSMISSION DRIVESHAFT ALIGNMENT WAS CHECKED AND FOUND TO BE WITHIN LIMITS. A VIBRATION CHECK WAS RUN ON THE TRAJun 6, 2005 · N5402T · Skrsky S76ASDR CA050617004Seal · leaking(CAN) REPLACED SEAL DUE TO LEAKING OIL. (FREEWHEEL)May 27, 2005 · Bell 206LSDR KBM2005F00105Gimbal Ring · debondedGIMBAL RING DEBONDED, REMOVED AND REPLACED. (K)May 11, 2005 · N345SH · Snias AS350B2SDR 2005FA0000785Drive Shaft · vibration( 2005-5-1) PILOT NOTICED VIBRATION AND RUMBLE COMING FROM THE MAIN TRANSMISSION AREA ON TAKEOFF. MECHANIC DID TROUBLE TROUBLESHOOTING PROCEDURES AND NOTICED ONE OF THE FLEX PLATES ON THE MAIN DRIVE SHAFT HAD SNAPPED CAUSING THE DRIVE SHAFT TO BE IN FAIL SAFEMay 11, 2005 · N53AG · Bell UH1HSDR CA050506006Coupling · separated(CAN) STAKED WASHER ON FLECTOR WAS FOUND TO BE SEPERATED/BROKEN. THE BRAKE WAS ON OPPOSITE SIDE WHICH HAD BEEN STAKED. THIS WAS DISCOVERED DURING MAINTENANCE OF THE TRANSISSION INPUT RE-TORQUE. REPLACEMENT PART AND HARDWARE INSTALLED.May 5, 2005 · Snias AS350B2SDR CA050501002Sprag Clutch · crackedDURING DISASSEMBLY OF CLUTCH ASSY DUE TO LEAKAGE, IT WAS EVIDENT A EAR BROKE OFF 1 OF THE PEANUTS. HUB TO SLEEVE FOUND TO BE FRETTING. PAST HISTORY OF THE SPRAG HAS SHOWN DAMAGE TO THE CAGE AND THE PEANUTS. THE CAGE HAS BEEN UPGRADED AND NO FURTHER DAMAGE HAApr 29, 2005 · Robsin R44RAVENIISDR B65A101079Clutch · unserviceableCLUTCH WORN BEYOND LIMITS.Apr 25, 2005 · N202LF · Bolkms BO105LSA1SDR CA050215006Coupling · undersize(CAN) UPON INSPECTION BEFORE BEING ENTERED INTO STORES IT WAS NOTED THAT THE BOLT HOLES WERE UNDERSIZE. THE COUPLING HAS BEEN RETURNED TO THE PARTS SUPPLIER.Feb 15, 2005 · Hughes 369DSDR ALGA109060Shaft · shearedSHAFT SHEARED IN THREAD PORTION, AT BASE OF ATTACHING NUT. REPLACED W/NEW OR SERVICEABLE UNIT BY FIELD MAINT.Feb 7, 2005 · Skrsky S76ASDR CA050121006Spring · broken(CAN) DURING A 600 HRS/ 12 MONTHS INSPECTION AND LUBRICATION, OVERHAUL TECH DISCOVERED THAT IN ONE OF THE DRIVE SHAFT COUPLINGS, A SPRING P/N 206-040-106-001 WAS BROKEN INTO THREE PIECES. BROKEN SPRING PIECES WORE HEAVILY INTO PARENT MATERIAL OF ALUMINIUM PLAJan 18, 2005 · Bell 206LSDR CA050110003Coupling · corroded(CAN) DURING SCHEDULED INSPECTION PITTING CORROSION IN EXCESS OF .005 INCH HAS BEEN DISCOVERED. THE PATTERN AND LOCATION OF CORROSION PITTING CONFORMS TO PROCESS STAMP IMPRESSION (186). IT IS LIKELY THAT IMPROPER INK HAS BEEN USED DURING SHAFT OVERHAUL. OVEJan 5, 2005 · Bell 212SDR 2005FA0000115Coupling · crackedDURING INSPECTION FOUND RT FORWARD ENGINE/ MGB DRIVE FLEX COUPLING CRACKED. REPLACED WITH NEW. (RECORD NR 98086) (K)Nov 19, 2004 · N886TW · Aerosp AS365N2SDR MHIA098086Coupling · crackedDURING INSPECTION, FOUND RT FORWARD ENGINE/MGB DRIVE FLEX COUPLING CRACKED. REPLACED WITH NEW.Nov 19, 2004 · N886TW · Aerosp AS365N2SDR CA041112005Sprag Clutch · broken(CAN) CLUTCH REMOVED FOR GREASE BEARING REPLACEMENT. UPON INSPECTION 2 SPRAGS FOUND BROKEN.Nov 10, 2004 · Hughes 369DSDR CA040901002Drive Assy · damaged(CAN) TWICE WITHIN A 20 HOUR PERIOD,THE YELLOW TEMP INDICATERS CHANGED COLOUR, AND GREASE WAS LEAKING FROM THE FWD. END OF THE DRIVE SHAFT. THE SHAFT WAS REPLACED AND NO FURTHER PROBLEMS HAVE BEEN REPORTED.THE SPHERICAL COUPLING WAS REPLACED ON THE PROBLEM SHAAug 20, 2004 · Bell 206BSDR CA050616008Seal · worn(CAN) FORWARD PTO SEAL REMOVED DUE TO OIL TRANSFER FROM ENGINE TO TRANSMISSION. UPON SEAL REMOVAL IT WAS FOUND THE IB SEAL LIP HAD BEEN FOLDED UNDER THE SEAL AT 2 LOCATIONS, APPROXIMATELY 1 INCH EACH. THE TENSION SPRING FROM THE SEAL HAD STAYED ON THE SEAL, AJul 27, 2004 · Bell 206BSDR CA040610004Clutch · cracked(CAN) ON START-UP THE PILOT HAD A CHIP LIGHT INDICATION, IMMEDIATELY SHUTDOWN AND INSPECTED THE FREEWHEEL CHIP DETECTOR. METAL CHIPS WERE FOUND.May 31, 2004 · Bell 206BSDR ALGA094925Flange · elongatedELONGATION FOUND ON BOLT HOLES OF ADAPTER P/N: 406-040-542-107. REPLACED WITH NEW PART.May 31, 2004 · N437AL · Bell 407SDR AUS20040277Drive Belt · damaged(AUS) ENGINE TO TRANSMISSION DRIVE BELTS STRETCHED AND WORN.Apr 20, 2004 · Robsin R22ALPHASDR ERAA095244Boot · damagedBOOT HAS ONLY 91.4 HOURS AND WAS INSTALLED 2/2004 AND IS ALREADY DEBONDING ON TORE INBOARD AREA. RETURNING TO BELL ON ERA PACK SLIP 5944 REQUESTING CREDIT.Apr 16, 2004 · N169EH · Bell 412SDR BAQA093635Blade · damagedWARRANTY REPAIR/EXCHANGE : SINCE JULY 2, 1996 BLADE HAS FLOWN ONLY 346.1 HOURS. BLADE HAS ZERO HOURS AFTER BEING REMOVED FOR SUSPECTED COWLING STRIKE ON JULY 9, 1998 (A/C 7109). BLADE REPAIRED THREE TIMES SINCE 1998 AND BLADE IS STILL UNABLE TO FLY. LAST REPMar 4, 2004 · N911TG · Bolkms BK117C1SDR AUS20040119Drive Belt · distorted(AUS) ENGINE TO TRANSMISSION DRIVE BELTS STRETCHED.Feb 24, 2004 · Robsin R22BETASDR CA040211004Drive Shaft · corroded(CAN) DURING A SCHEDULED INSPECTION THE MAIN ROTOR DRIVESHAFT WAS REMOVED AND INSPECTED. THE DRIVE SPLINES SHOWED EVIDENCE OF CORROSION UNDER THE COATING ON THE SPLINES. ALL SPLINES SHOWED BLACK FLAKES OF THE COATING COMING OFF AND YOU COULD SEE CORROSION UNFeb 10, 2004 · Hughes 369DSDR CA040127017Nut · loose(CAN) OIL LEAKING FROM FREEWHEEL WAS NOTED AT REFUELING STOP. NUT (WHICH IS ALSO SEAL RUNNER) WAS FOUND LOOSE. NUT WAS RETORQUED AND FLUSH OF FREEWHEEL PRODUCED NO DISCOLORATION OR PARTICLES. LEAK CHECK CARRIED OUT AND RETURNED TO SERVICE. NOTE: THAT OIL ONJan 5, 2004 · Hughes 269C1SDR CA031209002Bushing · mismanufactured(CAN) THE SUBJECT BUSHING INSIDE DIAMETER WAS NOT WITHIN DRAWING LIMITS. DRAWING LIMITS ARE 2.533 - 2.536. ACTUAL WAS 2.532. THIS BUSHING WOULD NOT FIT ON TO THE SHAFT. IT WAS SUPPLIED AS NEW.Dec 9, 2003 · Skrsky S61NMSDR AUS20031238Drive Belt · damaged(AUS) ENGINE TO TRANSMISSION DRIVE BELTS JUMPED FORWARD ONE GROOVE. SUSPECT FAULTY BELTS.Dec 7, 2003 · Robsin R22BETASDR CA031126005Cap · mismanufactured(CAN) FREEWHEEL ASSEMBLIES WERE DISCOVERED TO HAVE A MISSING MACHINING FEATURE ON THEIR CAPS 509-101, .188Nov 26, 2003 · Bell 206L4SDR CA031126003Cap · mismanufactured(CAN) FREEWHEEL ASSEMBLIES WERE DISOVERED TO HAVE A MISSING MACHINING FEATURE ON THEIR CAPS 509-101, .188.Nov 26, 2003 · Bell 407
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