JASC 7414

Service difficulty reports · 2,449

Reports filed under 7414 · Magneto/Distributor, 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 = '7414'
  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 CA030710003Magneto · failed(CAN) INTERMITTENT ROUGH RUNNING ENGINE IN FLIGHT. MAGNETO'S CHANGED EARLY FOR 500 HR INSPECTION. ON REMOVAL FROM ENGINE, SUBJECT MAGNETO NOTED TO HAVE EXCESSIVE END PLAY ON GEARSHAFT. OVERHAUL VENDOR CONFIRMED END PLAY, OIL THROUGH OUT ASSEMBLY, BEARING BOREJun 6, 2003 · Robsin R22BETASDR RKW2003F00000Condenser · shortedFLYING OVER MOUNTAINS, ENGINE BEGAN TO RUN ROUGH. DIVERTED, RIGHT MAGNETO CONDENSER FOUND TOTALLY SHORTED. ON RUN UP AFTER MAINTENANCE, LEFT MAGNETO RAN ROUGH, ENGINE NEARLY DIED FROM 1700 RPM. CHANGED OUT LEFT MAGNETO CONDENSER. OPS CHECKED GOOD. (MAG CHJun 6, 2003 · N1953U · Cessna TU206FSDR CSE001Magneto · misrepairedENGINE WILL NOT RUN ON LEFT MAGNETO. INSPECTION IN THE WORKSHOP REVEALED THAT THE WOODRUFF DRIVE KEY BETWEEN THE DRIVE SHAFT AND DRIVE COUPLING WAS MISSING.Jun 5, 2003 · N90BE · Mooney M20KSDR 2003FA0000696Bearing Cage · disintegratedDURING MAINTENANCE ACTION, FOUND LT IMPULSE COUPLING MAG GEAR ROLLER BEARING CAGE, PN LYC 67452 DISINTEGRATED AND DEPOSITED IN OIL SUMP. BOTH SIDES OF ROLLER CAGE CAME LOOSE AND ROLLER BALLS BUNCHED UP INSIDE BEARING RACES. ADDITIONAL STRESS OF IMPULSE MAG May 31, 2003 · N9883P · Piper PA25235SDR 2003FA0000695Bearing Cage · disintegratedDURING MAINTENANCE ACTION, FOUND LT IMPULSE COUPLING MAG GEAR ROLLER BEARING CAGE, PN LYC 67542 DISINTEGRATED AND DEPOSITED IN OIL SUMP. BOTH SIDES OF ROLLER CAGE CAME LOOSE AND ROLLER BALLS BUNCHED UP INSIDE BEARING RACES. ADDITIONAL STRESS OF IMPULSE MAGNEMay 31, 2003 · N9827P · Piper PA25235SDR 2003FA0000694Magneto · failedMAGNETO WAS REPLACED ON 5-27-03 WITH THIS MAGNETO. ON 5-28-03, WHILE PERFORMING MAGNETO CHECK, LEFT MAGNETO WAS DEAD. VERIFIED BY REMOING PRIMARY LEAD. CHECKED NEXT DAY AND STILL WAS NOT FUNCTION ING. REMOVED AND REPLACED MAGNETO.May 29, 2003 · N103WP · Scwzer 269DSDR AUS20030754Distributor Blk · collapsed(AUS) MAGNETO DISTRIBUTOR BLOCK COLLAPSED.May 21, 2003 · Robsin R44SDR 2003FA0000602Impulse Coupling · failedFAILURE OF SLICK 6351, S/N 00120999, MAGNETO. INSTALLATION DATE 7/15/01; TIME IN SERVICE SINCE NEW - 442 HRS. INSTALLED ON PIPER PAWNEE PA-25-235 AIRCRAFT; LYC O-540-B2B5 (I BELIEVE). IT WAS 235 HP. MODEL. FAILURE DATE 5/19/03. THE NOTED MAGNETO FAILED DURINGMay 20, 2003 · Piper PA25235SDR 2003FA0000572Distributor Blk · shortedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSP IAW THE MM. REMOVED THE REAR COVER OF MAGNETO AND FOUND A CARBON DUSTS POWER ON THE CAP AND AROUND THE COIL. DIST BLOCK K3823 WAS BURNED AWAY AND EVIDENCE OF SHORTING TO THE COIL. PROBABLE CAUSE IS THE MANUFACTUMay 16, 2003 · N6311Z · Beech F33ASDR CA030521001Rivet · loose(CAN) DURING A 100 HR INSPECTION, AND DUE TO PREVIOUS IMPULSE COUPLING FAILURES, THE LT MAGNETO IS REMOVED AND THE IMPULSE COUPLING IS INSPECTED EVERY 100 HOURS. THIS IMPULSE COUPLING HAD A LOOSE RIVET ON ONE OF THE LATCHING PAWLS AND THE POSSIBILITY OF THE RMay 15, 2003 · Moravn Z242LSDR 2003FA0000570Distributor Gear · brokenDISTRIBUTOR GEAR ON RIGHT MAGNETO, FAILED.May 10, 2003 · Piper PA32RT300TSDR CA030508004Rivet · loose(CAN) DUE TO OTHER IMPULSE COUPLING FAILURES, AT EVERY 100 HR INSPECTION, THE LT MAGNETO IS REMOVED AND THE IMPULSE COUPLING IS INSPECTED. THIS IMPULSE COUPLING HAD A LOOSE RIVET THAT HOLDS ONE OF THE PAWLS IN PLACE. HAD THE RIVET FAILED THE PAWL WOULD CONTAMMay 8, 2003 · Moravn Z242LSDR 2003FA0000481Bearing · failedENGINE WAS IN RUN UP/TEST WHEN LEFT HAND MAGNETO FAILED CHECK (DEAD MAG). MAGNETO PROBLEM WAS INVESTIGATED AND THE FOLLOWING CONDITION WAS NOTED. THREE SCREWS WERE MISSING THAT ATTACH THE LOWER AND UPPER MAIN HOUSING. TWO OF THESE SCREWS SEEMED TO HAVE BACKMay 1, 2003 · N23617 · Robsin R22BETASDR FTU2003F00008Spring · brokenCUSTOMER WAS COMPLAINING OF A ROUGH RUNNING ENGINE DUE TO A BAD LEFT MAGNETO, REMOVED MAGNETO AND FOUND THE IMPULSE COUPLING SPRING WAS BROKEN. COUPLING SPRING REPLACED WITH A NEW PART, REINSTALLED MAGNETO AND TIMED TO ENGINE. GROUND RAN ENGINES AND NO FURTHApr 24, 2003 · N951LH · Beech A36SDR CA030514007Breaker Points · worn(CAN) WHILE IN CRUISE AIRCRAFT EXPERIENCED A DROP IN ENGINE RPM TO APPROXIMATELY 1900 RPM. WHILE HEADING TO NEAREST AIRPORT, A MAGNETO CHECK DETERMINED RIGHT MAGNETO TO BE COMPLETELY DEAD. AFTER LANDING & PULLING POWER BACK, THEN ENGINE QUIT AND COULD NOT BE RApr 22, 2003 · Cessna 172NSDR 2003FA0000579Impulse Coupling · failedRT ENGINE WOULD NOT DEVELOP FULL POWER. FOUND MAGS TIMED TO 10 DEGREES ATC. REMOVED RT AND LT MAGS, FOUND IMPULSE COUPLER SPRINGS 10-51324 BROKEN ON BOTH MAGS. NO REASON FOUND FOR FAILURE. INSTALLED 2 NEW IMPULSE COUPLERS.Apr 16, 2003 · N72TK · Beech 95B55SDR 2003FA0000705Points · wornENGINE STOPPAGE DUE TO ABNORMALLY HIGH WEAR TO THE LIFTING BLOCKS OF THE CONTACT POINTS OF BOTH THE LT AND RT SIDES OF A COMMON MAGNETO. BOTH CONTACT POINTS WERE REMOVED AND INSPECTED FOR BOGUS PARTS; REINSTALLED, LUBRICATED, RE-GAPPED AND TIMED. THE AIRCRAFApr 14, 2003 · N9892J · Cessna 172NSDR CA030424005Magneto · misoverhauled(CAN) MAGNETO FAILED ON LT PORTION (DUAL MAG) ON RUN UP. MAGNETO WAS REMOVED AND EXAMINED, BUT NO OBVIOUS DAMAGE OR FAILURE WAS EVIDENT. AS THE PART ONLY HAD 72.5 HOURS SINCE ENGINE WAS OVERHAULED. REPAIRED THE MAGNETO. WHEN I RECEIVED THE MAGNETO BACK AFTERApr 14, 2003 · Cessna 177BSDR 2003FA0000469Gear · wornTHE KEEPER FOR THE MAGNETO TIMING GEAR WAS FOUND LOOSE IN THE MAG CASE. THE KEEPER, TIMING GEAR KEY WAY AND SHAFT KEY WAY SLOT WERE ALL FOUND WORN. THIS WAS A 1961 ENGINE, WITH 1876 HOURS TT. NO RECORD OF MAG MAINTENANCE COULD BE LOCATED. KEY PN 10-907-88-Apr 9, 2003 · N4860Z · Piper PA22108SDR 2003FA0000349Magneto · looseAIRCRAFT EXPERIENCED ENGINE FAILURE AFTER TAKE-OFF, PILOT LANDED AIRCRAFT WITH MAIN LANDING GEAR RETRACTED. AIRCRAFT RECIEVED CONSIDERABLE DAMAGE FROM LANDING. ENGINE UPPER COWLING REMOVED FOR INVESTIGATION OF ENGINE FAILURE. DURING INSPECTION OF ENGINE FOUND Apr 1, 2003 · Mooney M20JSDR 030327Points · looseMAGNETO BREAKER ASSEMBLY HAS LOOSE CAM FOLLOWER.Mar 27, 2003 · N61JA · Helio H295SDR 2003FA0000587Distributor Gear · failedTHIS PRESSURIZED MAGNETO WAS REMOVED AND DISASSEMBLED FOR THE 500 HOUR INSPECTION. ALL THE INTERNAL HARDWARE WAS FOUND RUSTED. THE DISTRIBUTOR GEAR, DRIVE GEAR AND DISTRIBUTOR BLOCK WAS FOUND COVERED IN A FILM AND NOTICEABLY SOFTER THAN NEW EXAMPLES. THIS IMar 26, 2003 · N82DF · Cessna P210NSDR 2003FA0000586Distributor Gear · damagedTHIS PRESSURIZED MAGNETO WAS REMOVED AND DISASSEMBLED FOR THE 500 HOUR INSPECTION. ALL OF THE INTERNAL HARDWARE WAS FOUND RUSTED. THE DISTRIBUTOR GEAR, DRIVEGEAR AND DISTRIBUTOR BLOCK WAS FOUND COVERED IN A FILM AND NOTICEABLY SOFTER THAN NEW EXAMPLES. THIS Mar 26, 2003 · N82DF · Cessna P210NSDR FPI2003F00007Bearing · looseBEARING IN DISTRIBUTOR BLOCK BECAME LOOSE, DISTRIBUTOR GEAR JUMPED TIME, MAGNETO FAILED. (FACTORY REMAN ENGINE AND ACCESSORIES)Mar 24, 2003 · N2013S · Cessna 210LSDR CA030321004Shaft · cracked(CAN) RT ENGINE WOULD NOT START. DURING TROUBLESHOOTING THE MAGNETO WAS REPLACED. DURING THE INSPECTION OF THE MAGNETO, IT WAS NOTICED THAT THE MAGNETO SHAFT WAS CRACKED AT THE POINT WHERE THE PHENOLIC CAM FOR THE POINTS IS INSERTED INTO THE SHAFT. ALSO EXCESMar 20, 2003 · Beech D95ASDR CA030325005Rivet · loose(CAN) DUE TO PREVIOUS IMPULSE COUPLING FAILURES, WE HAVE IMPLEMENTED AN INSPECTION OF THE IMPULSE COUPLING EVERY 100 HOURS. THIS IMPULSE COUPLING HAD A LOOSE RIVET ON ONE OF THE PAWLS. IF THE RIVET WAS TO SHEAR THERE WOULD BE SIGNIFICANT DAMAGE TO THE ENGINE.Mar 14, 2003 · Moravn Z242LSDR AQHA0303001Distributor Blk · wornMAGNETO WOULD NOT FIRE DURING MAINTENANCE GROUND RUN. FOUND DISTRIBUTOR BLOCK BUSHING WORN EXCESSIVELY. DISTRIBUTOR GEAR, P/N 10-349237, FINGER HITTING ELECTRODES CAUSING METAL GENERATION. THIS MAGNETO IS A FACTORY REBUILT UNIT, DELIVERED ON A FACTORY REBUIMar 12, 2003 · N414RM · Cessna 414ASDR CA030305001Impulse Coupling · loose(CAN) AS A RESULT OF PREVIOUS IMPULSE COUPLING FAILURES, WE IMPLEMENTED AN IMPULSE COUPLING INSPECTION EVERY 100 HRS. UPON INSPECTION OF THIS IMPULSE COUPLING WE FOUND THE HUB VERY LOOSE, BOTH PAWL RIVETS LOOSE, AND THE PAWL GAPS EXCEEDED THE MAXIMUM ALLOWED BMar 4, 2003 · Moravn Z242LSDR CA030305002Impulse Coupling · loose(CAN) DUE TO PREVIOUS IMPULSE COUPLING FAILURES, WE IMPLEMENTED AN IMPULSE COUPLING INSPECTION EVERY 100 HRS. THIS IMPULSE COUPLING WAS FOUND TO HAVE A LOOSE PAWL RIVET. SLICK SB1-98 WAS CARRIED OUT AND THE PAWL GAPS WERE FOUND TO BE WITHIN LIMITS, AND THE T-Feb 27, 2003 · Moravn Z242LSDR B2E2003F00000Brush Block · damagedREMOVED SLICK MAGNETO IAW INSPECTION. FOUND DISTRIBUTOR GEAR MISSING CARBON BRUSH AND SPRING IN VERY POOR CONDITION. ALSO DISTRIBUTOR BEARING BAR WAS BURNED AND MELTED.Feb 24, 2003 · N2218Z · Piper PA28RT201SDR CA030227001Flange · failed(CAN) UPON PREFLIGHT RUN-UP, PILOT NOTICED RT MAGNETO ON NR 1 ENGINE WAS NOT FUNCTIONING. UPON INSPECTION BY MAINTENANCE, THE MAGNETO WAS FOUND DETACHED FROM ENGINE WITH THE MOUNTING FLANGE BROKEN AND STILL ATTACHED TO THE ENGINE. MAGNETO WAS REPLACED WITH NO Feb 24, 2003 · Beech 95B55SDR 2003FA0000214Distributor Blk · mismanufacturedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MANUFACTURE LOOK AT PROCESS OF MANUFACTURING AND LOOK AT REDUCING THEFeb 24, 2003SDR 2003F00107Magneto · failedRECEIVED A FACTORY REBUILT ENGINE FROM TCM AND INSTALLED. DURING THE GROUND RUNS IT WAS DISCOVERED THAT THE LT MAGNETO WAS DEAD. FURTHER INSPECTION REVEALED THE PROBLEM TO BE IN THE MAGNETO ITSELF. A REPLACEMENT MAGNETO WAS ORDERED AND INSTALLED WHICH CHECKED Feb 10, 2003 · N500FS · Cessna 310RSDR HYI2003F00001Distributor Gear · failedON CLIMB OUT HYDRAULIC PRESSURE LITE REMAINED ILLUMINATED AFTER GEAR RETRACTION. GEAR WAS EXTENDED FOR LANDING AND WHEN POWER WAS REDUCED THE RIGHT ENGINE LOST POWER. ENGINE WAS SHUTDOWN AND FEATHER, CREW LANDED WITHOUT INCIDENT. MECHANIC FOUND RIGHT ENGINEFeb 7, 2003 · N764EA · Cessna 402CSDR CA030214004Points · loose(CAN) LT ENGINE WILL NOT START. REMOVED LEFT MAGNETO AND DISASSEMBLED, FOUND RETARD POINTS NOT OPENING, FOLLOWER PLASTIC AND FELT RIVETS LOOSE AND NOT OPENING POINTS PROPERLY.Feb 5, 2003 · Piper PA31SDR 2003FA0000169Brushes · dirtyMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST.Jan 28, 2003SDR HJL2003F00000Distributor Gear · failedAIRCRAFT FAILED TO RUN/ LESS THAN 500 FT/MIN CLIMB. UPON INSPECTION FOUND TEETH IN DISTRIBUTOR GEAR SHEARED- 30 DEGREE.Jan 24, 2003 · N4710H · Mooney M20KSDR 2003FA0000131Distributor Gear · strippedDISTRIBUTOR GEAR, MAGNETO INOPERATIVE ON RUN-UP ON INSPECTION FOUND TEETH SHEARED IN DISTRIBUTOR GEAR-90 DEGREES.Jan 24, 2003 · N326TJ · Mooney M20RSDR AYQ2004F00000Impulse Coupling · inoperativeDEAD MAGNETO ON RUN UP. FOUND MAGNETO ROTATED IN ITS CLAMPS, TIMING WAY OFF. REMOVED MAG AND FOUND IMPULSE COUPLING MISSING CORNER OF PAWL PLATE.Jan 23, 2003 · N969WA · Piper PA34200TSDR Z372003F00000Magneto · failedPILOT REPORTED DEAD MAGNETO IN RT POSITION. REMOVED RT MAGNETO FROM ENGINE. FOUND COIL SHAFT SEVERED AT CAM LIFTER LOBE POSITION. SUSPECT SOME METALLURGICAL DEFECT IN SHAFT. REPLACED MAGNETO WITH NEW. FUNCTIONALLY CHECKED GOOD.Jan 23, 2003 · N4015J · Piper PA28181SDR 2003FA0000104Distributor Blk · damagedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE Jan 23, 2003SDR 2003FA0000103Distributor Blk · wornMAGNETO REMOVED FROM ENGINE FOR 550 HOUR INSPECTION IAW THE MAINTENANCE MANUAL. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK ANDJan 23, 2003SDR 2004FA0000167Magneto · failedIT APPEARS THAT THE IMPULSE COUPLING FAILED, THEREFORE SEIZING THE MAGNETO AND SHEARING GUIDE SHAFT OF RETAINER GEAR ASSEMBLY AND BREAKING APART (INTO PIECES) THE RETAINER ASSEMBLY, ITSELF. SENDING PIECES OF METAL INTO THE ACCESSORY CASE AND POSSIBLY INTO THEJan 22, 2003 · N214FA · Cessna 182TSDR 2003FA0000105Distributor Blk · damagedMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW THE MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. HAVE MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE THEY FIT TOGETHEJan 22, 2003SDR 2003FA0000075Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS RUBBING AND CAUSING CARBON DUST. RECOMMENDATION IS TO HAVE MFG LOOK AT PROCESS OF MANUFACTURING AND LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTJan 17, 2003SDR 2003FA0000074Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE Jan 16, 2003SDR 2003FA0000073Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE Jan 16, 2003SDR 2003FA0000070Brushes · missingMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH WAS MISSING. MFG LOOK AT REDUCING THE TOLERANCES BETWEEN THE DISTRIBUTOR BLOCK AND THE GEAR POST WHERE THEY FIT TOGETHER TO HELP PREVENT GEAR FROM ROCKIJan 16, 2003SDR 2003FA0000086Bearing · looseDURING CRUISE POWER SETTING IN FLIGHT. RT ENGINE RPM FLUX 100-200 RPM AND MANIFOLD PRESSURE FLUX 1 INCH TO 2 INCH. DURING GROUND RUN TO TROUBLESHOOT SYSTEM ENGINE RPM WOULD SUDDENLY DROP 200-400 RPM. AT CRUISE SETTING. PERFORMED MAGNETO CHECK. LT MAG FAILJan 15, 2003 · N135Z · Beech 58PSDR 2003FA0000061Distributor Blk · inoperativeMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. DURING INSPECTION FOUND THAT THE CARBON BRUSH HAS EXCESSIVE WEAR. BECAUSE OF THIS EXCESSIVE WEAR IT IS CAUSING CARBON DUST WHICH IS SHORTING OUT MAGNETOS AND CAUSING THEM TO MELT DOWN. BECAUSE THE Jan 10, 2003
Back to JASC 7414