JASC 6230

Service difficulty reports · 1,271

Reports filed under 6230 · Main Rotor Mast/Swashplate, 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 = '6230'
  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 CA101123009Boot · misinstalledSWASHPLATE BOOT BREATHER HOLE FOUND ON UPPER SIDE OF LOWER BOOT FOLD. THREE SEPARATE OCCASIONS, HOLE SHOULD BE ON LOWER SIDE OF FOLD IN ORDER TO AVOID ENTRY OF MOISTURE.Oct 28, 2010 · Aerosp AS355*SDR CA100923002Yoke · brinelled(CAN) DURING MAIN ROTOR SWASH PLATE REPLACEMENT THE YOKE WAS NOTED TO HAVE EXCESSIVE MOVEMENT. BRINELLING WAS NOTED AND YOKE REPLACED.Sep 3, 2010 · Bell 206BSDR QML2ML0292Shaft · corrodedMAIN ROTOR SHAFT ASSY REMOVED FOR OTHER MX/INSP AND FRETTING WAS IDENTIFIED ON A JOURNAL FOR A SEAL RING.Aug 5, 2010 · N217LN · Bolkms BK117B2SDR CA100722007Bearing · leakingTHE SWASHPLATE BEARING WAS LEAKING BLACK FLUID AND THE BEARING WAS FOUND LOOSE.Jul 15, 2010 · Robsin R44RAVENIISDR QMLDMG1371Nut · looseWHILE PERFORMING QUALITY ALERT NOTICE 12-09 IN CONJUNCTION WITH A SPACER TUBE INSPECTION FOUND THE MAST NUT LOOSE AND THE SPACER TUBE WORN BEYOND LIMITS.May 26, 2010 · N232AM · Urocop EC135P2SDR CA100607006Bearing · failedMAIN ROTOR CHIP LIGHT CAME ON, TRANSMISSION REMOVED AND SENT FOR REPAIR, MAST BEARING FOUND UNSERVICEABLE AND REPLACED.May 22, 2010 · Bell 407SDR QMLA2010051810018Bushing · wornBUSHING PN 105-13241.02 FOUND TO BE PRESSED FROM THE OUTSIDE TOWARD THE INSIDE INTO FORK LINK ASSY PN 105-13241, SN 3181, INSTEAD OF FROM THE INSIDE TOWARD THE OUTSIDE AS SHOWN IN IPC. A CORRECT ASSEMBLY WOULD CAUSE THE BALL BEARING PN MS27649-5 OF THE DRIVE May 18, 2010 · N296GL · Bolkms BK117B2SDR ALGA051810A9076Bearing · bindingBEARING HAS BINDING, AXIAL PLAY, AND RATCHETING BEYOND LIMITS.May 18, 2010 · N436AL · Bell 407SDR 2010FA0000071Fork · damagedFOUND DURING AN INCOMING INSPECTION THE FOLLOWING DEFECTS ON 4EA NEW FAA PMA PARTS SN 11566P/11567P/ 11568P & 11569P AS FOLLOWS; EDGE RADIUS OF ALL FORK BLADE PIN BORES DO NOT HAVE A SUFFICIENT RADIUS TO LET BLADE ATTACHMENT PIN TO SEAT AGAINST THE TOP SURFACJan 25, 2010 · Hiller UH12ESDR 2010F00011Mast · corrodedAFTER MAIN ROTOR HEAD WAS REMOVED FOR OTHER MX, THE MAST WAS FOUND TO HAVE CORROSION ON THE MATING SURFACE AND AROUND MOUNTING BORES.Jan 20, 2010 · N156AM · Bolkms BK117B1SDR QMLA2009111709041Spacer · wornMAIN ROTOR MAST NUT TORQUE CHECK WAS PERFORMED DURING MX. THE MAST NUTS WERE FOUND TO BE LOOSE. THE MAST WAS REMOVED AND THE SPACER TUBE WAS INSPECTED. THE PROJECTIONS ON THE SPACER TUBE WAS WORN BEYOND ALLOWABLE LIMITS.Nov 17, 2009 · N135TG · Urocop EC135T2SDR QMLA2009102809037Tube · wornACFT WAS BROUGHT INTO MX FOR MAST NUT TORQUE CHECK. NUT WAS REMOVED BY HAND. THE MAST WAS REMOVED AND SPACER TUBE WAS INSPECTED. THE PROJECTIONS ON THE FAYING SURFACE OF SPACER TUBE WERE WORN BEYOND ALLOWABLE LIMITS.Oct 28, 2009 · N135CJ · Urocop EC135T2SDR 2009FA0000978Duplex Bearing · spalledDUPLEX BEARING FOUND TO BE HEAVILY SPALLED. 17/125 BALLS DAMAGED (APPROX 14 PERCENT) ONE INNER RACE DAMAGED 4 PLACES; OUTER RACE DAMAGED 2 PLACES.Oct 20, 2009 · N577UH · Bell 430SDR QMLA091520090931Spacer · wornWHILE COPLIYING WITH MAIN ROTOR MAST NUT TORQUE CHECK IT WAS DISCOVERED THAT THE NUT HAD LOST SIGNIFICANT TORQUE. THE TORQUE WRENCH USED FOR THIS CHECK WAS SET AT MINIMUM TORQUE VALUE. THE ROTOR HUB SHAFT WAS REMOVED TO INSPECT THE SPACER TUBE ASSY. THE PROJECSep 15, 2009 · N135TG · Urocop EC135T2SDR 2009F00084Swashplate · misoverhauledDURING THE INSP OF THE SWASHPLATE FRICTION, FOUND THE UPPER ROTATING RING HAD AN EXCESSIVE UP/DOWN MOVEMENT. MOVEMENT WAS ABOUT .1250 INCH PLAY. REMOVED SWASHPLATE ASSY FROM SERVICE. IT HAD 221.6 HOURS SINCE OVERHAUL. AFTER THE SWASHPLATE WAS RETURNED TO TSep 14, 2009 · Bell 407SDR CA090911005Bearing · unserviceable(CAN) DURING A DAILY INSPECTION THE COLLECTIVE LEVER SPHERICAL BEAING, P/N 206-010-470-101, WAS FOUND TO HAVE ROTATED IN THE COLLECTIVE LEVER. THE ORIGINAL BHT WHITNESS MARKS WERE FOUND MISALIGNED DUE TO THE ROTATION. THE ROLL STAKING FAILED, ALLOWING THE SPHSep 11, 2009 · Bell 206BSDR 2009F00114Swashplate · dislodgedON 08/21/2009, INSTALLED A MAIN TRANSMISSION/SWASH PLATE ASSY NEWLY REPAIRED BY THE MFG. GROUND RUNS, TRACK AND BALANCE, AND FLIGHT TESTS WERE COMPLETED ON TUESDAY, 08/25/2009; NOTHING OUT OF THE ORDINARY WAS NOTICED. THE PILOT REPORTED UPON REACHING DANVILLEAug 25, 2009 · N486LF · Bolkms BK117C1SDR 7KFA486LFFastener · missing08/21/2009 ERA MED LLC INSTALLED A MAIN TRANSMISSION/SWASH PLATE ASSEMBLY NEWLY REPAIRED BY THE MANUFACTURER (AEC). GROUND RUNS, TRACK AND BALANCE, AND FLIGHT TESTS WERE COMPLETED ON TUESDAY, 08/25/2009; NOTHING OUT OF THE ORDINARY WAS NOTICED. THE PILOT REPAug 25, 2009 · N486LF · Bolkms BK117C1SDR 2009FA0000787Washer · missingON 08/21/2009 INSTALLED A MAIN TRANSMISSION/SWASH PLATE ASSY NEWLY REPAIRED BY THE MANUFACTURE. GROUND RUNS, TRACK, BALANCE, & FLIGHT TESTS COMPLETED, NOTHING OUT OF THE ORDINARY NOTICED. PILOT REPORTED THAT ACFT HAD STARTED DISPLAYING VIBRATIONS DURING FLAug 25, 2009 · Bolkms BK117C1SDR CA090623007Bolt · broken(CAN) DURING A 100 HOUR INSPECTION ROTATIONAL PLAY WAS NOTED IN THE ROTATING SWASHPLATE. THE DRIVE LINK WAS DISASSEMBLED IAW THE 100 HOUR INSPECTION AND SB 05-009. THE BOLT IN ATTACHING THE DRIVE LINK TO THE MAST WAS FOUND SEIZED IN THE ASSEMBLY. IN ADDITION TJun 18, 2009 · Urocop EC120BSDR CA090528004Bearing · worn(CAN) BEARINGS FOUND WORN.May 13, 2009 · Bell 206BSDR CA090401001Bearing · migrated(CAN) THE BEARING (406-310-403-101) MIGRATED OUT OF IT`S PARENT PART (406-010-432-101) ANTI-DRIVE LINK ASSY.Mar 26, 2009 · Bell 407SDR ALGR0325009457ALBearing · unsecureDURING DAILY SERVICE CHECK, MECHANIC NOTICED THAT THE ANTI-DRIVE LINK UPPER BEARING HAD UNSEATED.Mar 25, 2009 · N457AL · Bell 407SDR 2009FA0000266Nut · misinstalledWHILE PERFORMING AN AFTER LAST FLIGHT (ALF) OF THE DAY INSP OF THE DESCRIBED HELICOPTER, IT WAS DISCOVERED THAT THE RING NUTS, (PN 350A37-1164-21, QTY 12 ) OF THE MAIN ROTOR (M/R) HEAD BOLTS WERE INSTALLED INCORRECTLY, THEY HAD BEEN INSTALLED UPSIDE DOWN AND TMar 20, 2009 · N550H · Snias AS350B3SDR 2009FA0000078Collar · crackedON SHUTDOWN AT AN OFFSHORE PLATFORM THE PILOT HEARD A POP. ON INSP, HE DISCOVERED THE COLLAR SET LOOSE ON THE MAST ASSY.Feb 11, 2009 · N317RL · Bell 206L4SDR 2009FA0000273Bearing · spalledDURING SCHEDULED LUBRICATION OF THE MAIN ROTOR SWASHPLATE, METAL PARTICLES WERE OBSERVED IN THE GREASE PURGED FROM THE SWASHPLATE. (PLEASE NOTE THAT MFG ALERT SB 430-99-9 REQUIRES THAT GREASE PURGED FROM SWASHPLATE BEARING BE INSPECTED FOR METAL PARTICLES AT EFeb 9, 2009 · N522MV · Bell 430SDR CA081127002Bearing · failed(CAN) S61MGB S/N: A14-J-10-79-1119 SUPPLIED, HAD A INDICATION ON THE MGB BEING CONTAMINATED WITH METAL. REMOVED THE MGB FROM THE ACFT, AND RETURNED IT TO HELI-ONE TSN: 15634:00 TSO: 772:29 HELI-ONE DISASSEMBLED THE MGB TO FIND THAT THE MAST DUPLEX BRG P/N:SB13Nov 3, 2008 · Skrsky S61ASDR CA081127003Guide · mismanufactured(CAN) MGB PN: 76351-09600-043 S/N:A231-00085 FOLLOWING INSP OF SWASHPLATE GUIDE PN:76351-09029-101,SN:A028-00343 FROM ABOVE MENTIONED MGB,THE MEASUREMENT TAKEN AT RADIUS (J ) (REF:SA4047-76-7-8,CHG.9) INDICATES BELOW MINIMUM REQ`D RADIUS OF.040 INCH. IAW O/H Oct 30, 2008 · Skrsky S76ASDR CA081127004Cone · damaged(CAN) INSPECTION OF CAGE SHAKE ON TAPERED ROLLER BRGS PN: SB3354-102 WAS DIMENSIONALLY INSPECTED IAW (SA4047-76-7-8 CHANGE 9, 31/MARCH/2006 IAW PARA. 2-52A) AND DETERMINED TO EXCEED AVERAGE MAXIMUM ALLOWABLE CAGE SHAKE LIMITS (.017 INCH) PRIOR TO INSTALLATION Sep 11, 2008 · Skrsky S76SDR CA080819008Nut · loose(CAN) VIBRATION NOTICEABLE ON COLLECTIVE CONTROL PWR CHANGES. FURTHER INVESTIGATION REVEALED THAT THE MAIN ROTOR MAST HAD .2500 INCH VERTICAL PLAY. ON THE REMOVAL PROCEDURE OF THE MAIN ROTOR MAST FROM THE GEARBOX IT WAS NOTED THAT THE MAST NUT HAD NO TORQUE. AAug 5, 2008 · Bolkms BK117B2SDR M7KA0501083833Arm · looseDURING ROUTINE INSPECTION A STAR ARM END BUSHING WAS FOUND LOOSE. STARFLEX REMOVED FOR REPAIR AND SERVICEABLE STARFLEX INSTALLED. THIS IS A VERY COMMON FAILURE RECENTLY FOR THIS PART. SUSPECT THAT AN ADHESIVE FAILURE IS THE PROBLEM THAT MAY BE HEAT RELATED. (KAug 4, 2008 · N806MH · Urocop EC130B4SDR CA080722005Stop · cracked(CAN) ON ROUTINE MAST RECONDITIONING AND INSP (6 YEAR INSP REQUIREMENT), THE RING WAS SENT FOR NDT ALONG WITH THE REST OF THE PARTS FROM THE ASSY (NO NDT REQUIREMENT FOR THE RING AT ANY POINT, OR FOR ANY PART OF THE ASSY AT THE 6 YEAR INSP). THERE WAS A STRESSJul 16, 2008 · Snias AS350B2SDR CA080718001Bearing · damaged(CAN) DURING HELI-PORTABLE SEISMIC DRILLING OPS, UPON DESCENT WITH AN EXTERNAL LOAD, THE MASTER CAUTION WARNING INDICATION ILLUMINATED. THE PIC CHECKED THE CAUTION PANEL TO FIND A TRANSMISSION OIL PRESSURE CAUTION LIGHT ILLUMINATED AND THE TRANSMISSION OIL PREJul 13, 2008 · Bell 205A1SDR CA080610001Lever · mismarked(CAN) MFG HAS BEEN MADE AWARE THAT A QUANTITY OF 94 LEVER ASEMBLIES HAVE BEEN MIS-IDENTIFIED AS -107 INSTEAD OF -105 AS REQUIRED BY ENGINEERING DRAWING NOTE. -105 IS A TIME LIFED COMPONENT AND GOVERNED BY MM CHAPTER 4 , -107 IS NOT.Jun 9, 2008 · Bell 206BSDR CA080610002Starflex · wornM/R SWASHPLATE RECEIVED FOR O/H. AFTER DISASSEMBLY AND PAINT STRIPPING ROTATING STAR PN 369D27611-503 WAS FOUND WITH FORK INNER EAR SURFACE WEAR BEYOND LIMITS. THIS WEAR WAS FOUND FILLED WITH SOME SORT OF ADHESIVE ONCE THE ADHESIVE WAS REMOVED THE WEAR WAS BMay 23, 2008 · Hughes 369DSDR MD0519802Mast · crackedPOST FLIGHT INSP DISCOVERED AN APPARENT CRACK IN THE MAST IN THE QUADRANT ABOVE THE SWASHPLATE.May 18, 2008 · N116AE · Bell 206L1SDR CA080320011Lock · cracked(CAN) CRACKED MAIN ROTOR MAST LOCK.Mar 20, 2008 · Snias AS350BASDR CA080121005Guide · worn(CAN) DURING A SCHEDULED 100 HOUR INSPECTION THE COLLECTIVE LEVER WAS RAISED TO EXAMINE THE SWASHPLATE GUIDE. IT WAS DISCOVERED THAT THE SELF ADHESIVE TAPE APPLIED TO THE GUIDE WAS BUNCHED UP BETWEEN THE ROTATING SWASHPLATE AND THE SWASHPLATE GUIDE. THE ROTAJan 18, 2008 · Snias AS350B2SDR CA080122010Bearing · chafed(CAN) DURING A PHASE INSP, MECHANIC FOUND A CHAFED AREA ON TOP OF THE COLLECTIVE LEVER BEARING EAR P/N 206-010-447-109. FURTHER INSP REVEALED CHAFING AT BOTTOM OF BOTH SWASHPLATE ROTATING RING BEARING EARS. CHAFED AREAS APPROX 0.020-0.040 INCH DEPTH. MECHANICJan 11, 2008 · Bell 206L4SDR BAQA200700037Nut · looseWHILE TROUBLESHOOTING MAST MOMENT INDICATION PROBLEM, HAD TO REMOVE MAIN ROTOR SHAFT ASSEMBLY, WHILE REMOVING SHAFT FOUND MAST NUT LOOSE. REMOVED NUT BY HAND. ALL LOCKING HARDWARE WAS FOUND TO BE INTACT AND SECURED AS REQUIRED. UPON FURTHER INSPECTION, FOUNOct 23, 2007 · N135KY · Urocop EC135T1SDR CA071023004Nut · failed(CAN) WHILE INVESTIGATION MAST BEARING PLAY, UNABLE TO REMOVE NUT (BEARING TORQUE). MAST ASSEMBLY SENT TO MFG FOR INVESTIGATION. NEW MAST ASSEMBLY PROVIDED BY MFG. (TC NR 20071023004)Oct 22, 2007 · Bell 206L4SDR CA071023002Nut · loose(CAN) WHILE INVESTIGATING MAST BEARING PLAY. UNABLE TO REMOVE NUT (BEARING TORQUED). MAST ASSY SENT TO MFG FOR INVESTIGATION. NEW MAST ASSY PROVIDED BY MFG (TC NR 20071023002).Oct 22, 2007 · Bell 206L4SDR HEER117546Swashplate · brokenTHE MECHANIC NOTICED THE CYCLIC LINK HAD COME IN CONTACT WITH THE INNER RING AND DURING HIS INVESTIGATION TO DETERMINE THE CAUSE OF THIS UNUSUAL CONDITION, HE FOUND SEVERAL PARTS TO BE EXCESSIVELY DAMAGED CAUSED BY A BROKEN BOLT 20-057-6-16D, TOTAL TIME 1688.Sep 23, 2007 · N14UH · Bell 230SDR HEER117215Rotor Shaft · unbondedFOUND STRAIN GAUGE UNBONDED WHILE TROUBLESHOOTING MAST MOMENT PROBLEM. REPLACED ROTOR HUB SHAFT ASSY. TO BE SENT TO MFG FOR CORE EXCHANGE.Sep 2, 2007 · N343PH · Urocop EC135P2SDR CA070720007Bearing · spalled(CAN) THIS PN BEARING IS A (ON CONDITION) PART. THE MAST WAS LAST OVERHAULED 2210.4 HOURS AGO. THE ENGINEER FOUND FERROUS METAL IN THE TRANSMISSION INTERNAL AND EXTERNAL FILTERS. A POWDER OR PASTE WAS FOUND ON THE TRANSMISSION CHIP DETECTOR, NOT ENOUGH TO ACTIJul 10, 2007 · Bell 205A1SDR 2007F00034Lever · looseON COLLECTIVE LEVER P/N 222-010-497-109FM, PIN P/N 222-010-456-005 SPUN INSIDE BORE OF COLLECTIVE LEVER PRODUCING A BLACK GREASE TRAIL ON SWASHPLATE AND LEVER ASSY. PIN IS THERMAL FIT AND PRESSED INTO COLLECTIVE LEVER. THE PIN BORE OF COLLECTIVE LEVER IS WORN May 9, 2007 · N222UT · Bell 222USDR CA070321011Mast · corroded(CAN) DURING ANNUAL INPECTION OF INTERIOR OF MAST, CORROSION AND PITTING WERE DISCOVERED. MAST WAS REMOVED AND SENT TO AN OVERHAUL FACILITY FOR REPAIR. (TC NR 20070321011)Mar 21, 2007 · Bell 206BSDR CA070302004Cone Set · failed(CAN) MAIN ROTOR TORQUE CHECK WAS PERFORMED ON M/R MAST NUT BETWEEN 3 TO 8 FLIGHT HOURS IAW THE MM CHAPTER 5, AND MM, SECTION 62-7, PARAGRAPH 5. INITIAL TORQUE CHECK OF MAST NUT TORQUE WAS FOUND BELOW MINIMUM SPECIFIED TORQUE OF 250 FT/LBS, IAW MM. A SUBSEFeb 28, 2007 · Bell 206BSDR 2007FA0000166Fitting · wornMAIN ROTOR DRIVELINK UPPER FITTING STEEL BUSHES (109-0110-70-1) AND UPPER SLEEVE (109-0110-69-1) SEVERELY WORN. SLEEVE STEPPED TO LESS THAN HALF MANUFACTURED DIAMETER AT BOTH ENDS. STEEL BUSHES WORN THROUGH COMPLETELY, WEAR EXTENDING INTO FITTING. HOLE IN BFeb 23, 2007 · N745HA · Agusta A109A2SDR AC2A111915Mast · wornDURING MAST RETORQUE, FOUND MAST SPLINES WORN, REPLACED MAST.Nov 5, 2006 · N427CK · Bell 427
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