JASC 7414
Service difficulty reports · 2,448
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.
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
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 CA150823004Magneto · out of adjust(CAN) ENGINE DIFFICULT TO START WHEN HOT AND MAG TIMING OUT OF LIMITS IAW SERVICE LETTER.SDR 2015FA0000389Shaft · shearedTHE ROTOR SHAFT THAT HOLDS THE GEAR ON ROTOR, PN: M3548 SHEARED OFF AT THE BASE OF THE ROTOR SHAFT. THIS RESULTED IN THE GEAR JAMMING UP INSIDE THE MAGNETO, WHICH ULTIMATELY LED TO THE FAILURE OF THE MAGNETO.SDR DUFA20150714002Distributor Blk · defectiveWHILE ON CLIMB OUT, THE PILOT BEGAN TO FEEL A SLIGHT VIBRATION COMING FROM THE LT ENG. ELECTED TO RETURN TO THE AIRPORT WHERE HE MADE AN UNEVENTFUL LANDING. UPON INVESTIGATION, IT WAS NOTED THAT THERE WAS A SUBSTANTIAL RPM DROP DURING THE MAGNETO CHECK OF THSDR CA150703004Drive Shaft · worn(CAN) LOSS OF POWER REPORTED AFTER TAKEOFF 150 RPM LOSS REPORTED ENGINE INSPECTED AND RT MAGNETO WAS NOTED THAT THE CAM WAS LOOSE IN THE DRIVE SHAFT. A NEW CAM WAS INSTALLED BUT FOUND TO ALSO BE LOOSE. MAG TTSN 215.6 HRS. LT MAGNETO WAS THEN INSPECTED AND FSDR CA150703012Magneto · faulty(CAN) DURING GROUND RUN FOR INSPECTION MAG DROP WAS EXCESSIVE. BENDIX MAGNETOS PN 10-500556-1, 1264.8 TSOH & PN BL-500556-1, 325.8. TSOH R & R WITH NEW PN 6310 & 14090532 SLICK MAGNETOS & NEW PN 10-423604-1 HARNESS ASSEMBLY. GND RUN CARRIED OUT WITH NO FURTSDR 2015FA0000286Distributor Gear · failedMAGNETO DISTRIBUTER GEAR ELECTRODE FINGER FOUND DETACHED FROM DISTRIBUTER GEAR. RT MAGNETO LT ENGINE WAS INOPERATIVE DUE TO FAILURE.SDR CA150707008Magneto · out of adjust(CAN) MAGNETO TIMING HAD DRIFTED FROM 25 TO 32 DEGREES BTDC AFTER ONLY 53.9HRS SINCE 500HR INSPECTION.SDR CA150619004Distributor Gear · loose(CAN) DISTRIBUTOR GEAR ELECTRODE FINGER FOUND LOOSE.SDR CA150610008Distributor Gear · loose(CAN) DISTRIBUTOR FINGER FOUND LOOSE ON GEAR. THIS DEFECT OCCURRED 4 DAYS & APPROX 15 HOURS TOTAL TIME SINCE THE SAME DEFECT OCCURRED ON THE OTHER MAG. HAD THE DEFECTS OCCURRED AT THE SAME TIME, THIS ENG WOULD HAVE FAILED IN FLIGHT.SDR 2015FA0000321Distributor Blk · looseCOMPLAINT OF AN INTERMITTENT ENGINE VIBRATION. SUSPECTED AN IGNITION SYSTEM PROBLEM. FOUND 1 MAGNETO HAD JUMPED INTERNAL TIMING DUE TO DISTRIBUTOR BLOCK BEARING COMING LOOSE FROM THE BLOCK. OPENED THE SECOND MAGNETO, FOUND VIRTUALLY IDENTICAL DEFECT BUT ITSDR CA150608011Gear · failed(CAN) PILOTS REPORTED ROUGH RUNNING ENGINE. THE RT MAGNETO HAD AN INTERNAL FAULT ON THE ROTOR GEAR WHICH WAS NEW FROM THE FACTORY 385 HRS AGO. THE METAL TAB ON THE GEAR HAD SEPARATED.SDR EPUA20150606001Magneto · out of adjustDURING FLIGHT, PILOT NOTICED ENG TO BE RUNNING ROUGH, PILOT ELECTED TO RETURN TO POINT OF DEPARTURE FOR EVALUATION. INSPECTED MAGNETO TIMING & ADJUSTED. TIGHTENED NR FIVE CYLINDER INTAKE TUBE CLAMP & INSPECTED FUEL CONTROL FILTER SCREEN, NO DEFECTS NOTED. PSDR CA150608004Distributor Blk · damaged(CAN) DEAD MAG AT RUN-UP. MAGNETO REMOVED, DISASSEMBLED, & INSPECTED. FOUND LATERAL MOVEMENT OF DISTRIBUTOR ROTOR, ROTOR POINT CONTACTING DISTRIBUTOR HOUSING POINTS. THE ROTOR GUIDE, METAL BUSHING IN THE PLASTIC DISTRIBUTOR HOUSING BODY THAT THE DISTRIBUTORSDR CA150604012Distributor Gear · loose(CAN) CREW EXPERIENCED ROUGH RUNNING ENG ON CLIMB OUT. SUBSEQUENT DISASSEMBLY OF MAGNETO REVEALED LOOSE FINGER ON DISTRIBUTOR GEAR.SDR 2015FA0000259Distributor Gear · dislodgedDISTRIBUTER GEAR ELECTRODE FOUND DETACHED, ENGINE WOULD NOT START FOR RUN UP. NEW DISTRIBUTER ASSY. INSTALLED IN THE LT MAGNETO ON THE LT ENGINE.SDR CA150604015Contact · loose(CAN) ENGINE WAS A RECENTLY REBUILT, FACTORY ENG WITH ABOUT 100 HOURS IN SERVICE. WHILE RUNNING UP THE ENG AFTER REFUELING, PERFORMED A MAGNETO DROP CHECK & THE ENG RAN ROUGH ON THE RT MAG. IT HAD BEEN OPERATING FINE UP UNTIL THIS TIME. THEN CHECKED THE TIMSDR CA150611007Magneto · malfunctioned(CAN) MAGNETO WOULD NOT TIME PROPERLY AT 490 HRS TTSN. SUSPECT CARBON TRACKING OR OTHER INTERNAL FAILURE.SDR CA150823003Magneto · unknown(CAN) ENGINE DIFFICULT TO START WHEN HOT. REMOVED AND REPLACED THE LT MAGNETO.SDR CA150611006Magneto · failed(CAN) MAGNETO FAILED FUNCTION CHECK AT ONLY 200.5 HRS TTSN. MAGNETO SHOWED SIGNS OF INTERNAL CARBON TRACKING.SDR FTUR20150526002Rotor · looseREMOVED AND DISASSEMBLE MAGNETOS FOR 500 HOUR INSPECTION AND FOUND ELECTRODE ON ROTOR LOOSE AND CAM EXCESSIVELY WORN.SDR FTUR20150526001Electrode · looseREMOVED AND DISASSEMBLED MAGNETOS FOR 500 HR INSPECTION AND FOUND ELECTRODE ON ROTOR LOOSE AND CAMS EXCESSIVELY WORN.SDR 2015F00073Magneto · defectiveFACTORY REBUILT MAGNETOS NEW OUT OF THE BOX ARE ARRIVING WITH NO GREASE ON THE DISTRIBUTOR GEARS AND THEY ALSO LACK OIL ON THE DISTRIBUTOR GEAR FELTS. THERE IS SOME OIL ON THE FELTS BUT NOT ENOUGH. WE HAVE FOUND COIL WEDGES LOOSE OR COIL WEDGES SEVERLY BENT SDR CA150520011Drive Gear · failed(CAN) DURING THE SECOND GROUND RUN ON AN O/H ENGINE, THE ENGINEER SELECTED RT MAGNETO, THE ENGINE RPM DECAYED, AND WAS FOLLOWED BY A LOUD BACKFIRE. THE ENGINEER SELECTED BOTH MAGNETOS AND THEN SHUT ENGINE DOWN. AFTER AN INSPECTION, THE RT INTERNAL DRIVE GEAR SDR ECPR2015FA0000213Magneto · brokenDURING TAKEOFF AND AT TRAFFIC PATTERN RPM DROP TO 1900 AND BACK TO 2400. HAPPENED ABOUT FOUR TIMES. FOUND MAGNETO BROKENSDR GM8S2015052900250Distributor Gear · looseDURING FLT, ACFT HAD AN ENGINE POWER LOSS. DISCOVERED THE MAGNETO TO HAVE A LOOSE DISTRIBUTOR ARM, WHICH CAUSED THE MAGNETO TO FAIL.SDR GM8S2015052900249Distributor Gear · looseDURING FLIGHT, ACFT HAD AN ENGINE POWER LOSS. DISCOVERED THE MAGNETO TO HAVE A LOOSE DISTRIBUTOR ARM, WHICH CAUSED THE MAGNETO TO FAIL.SDR GM8S2015052900248Distributor Gear · looseDURING FLIGHT, ACFT HAD AN ENGINE POWER LOSS. DISCOVERED THE MAGNETO TO HAVE A LOOSE DISTRIBUTOR ARM, WHICH CAUSED THE MAGNETO TO FAIL.SDR GM8S201505290246Distributor Gear · looseDURING FLIGHT, ACFT HAD AN ENGINE POWER LOSS. DISCOVERED THE MAGNETO TO HAVE A LOOSE DISTRIBUTOR ARM, WHICH CAUSED THE MAGNETO TO FAIL.SDR U9FS2015FA0000185Distributor Gear · looseDURING INSPECTION OF THE RT MAGNETO, AFTER FAILURE OF THE MAGNETO, FOUND THE DISTRIBUTOR GEAR ARM TO BE LOOSE. INSPECTION OF THE DISTRIBUTOR GEAR SHOWED THE METHOD OF ATTACHING THE ARM TO THE GEAR HAD BEEN CHANGED. THE PREVIOUS METHOD IS OBVIOUSLY STRONGER. THSDR 2015FA0000182Distributor Gear · separatedDURING A ROUTINE TRAINING FLIGHT, THE ENGINE BEGAN TO RUN ROUGH AND, INTERMITTENTLY, STOP RUNNING. THE ENGINE LOST POWER AND THE CFI WAS FORCED TO LAND IN A SOFT FIELD. AFTER THE ACFT WAS RECOVERED, THE ENGINE WAS TEST RUN. THE LEFT MAG WAS INOPERATIVE. THSDR BG8S2015FA0000192Magneto · out of alignmentREPLACED RT MAGNETO WITH O/H UNIT FROM O/H SHOP, MODEL 4371, SN 15011241. TIMED MAGNETO TO ENGINE PERFORMED GROUND RUN OPS CHECK GOOD ON GROUND, RELEASED AIRPLANE FOR SERVICE. DURING THE FIRST FLIGHT THE ENGINE RAN ROUGH ON CLIMB, PILOT RETURNED TO AIRPORT. RSDR CA150505003Magneto · out of adjust(CAN) MAGNETO TIMING OUT BY 5 DEGREES ONLY 101.5 HRS AFTER 500 HR INSPECTION.SDR U9FS2015FA0000184Distributor Gear · looseDURING A ROUTINE TRAINING FLIGHT, ENGINE BEGAN TO RUN ROUGH AND LOST POWER. ACFT MADE A FORCED LANDING IN A PLOWED FIELD CAUSING DAMAGE TO THE NOSE GEAR AND ENGINE MOUNT. LOSS OF ENGINE POWER WAS CAUSED BY THE FAILURE OF THE LT MAGNETO DISTRIBUTOR GEAR ARM WSDR CA150504010Distributor Gear · loose(CAN) DISTRIBUTOR FINGER FOUND LOOSE AT 500 HOUR INSPECTION.SDR YN8R201504280001Bearing · wornPILOT REPORTED NORMAL MAG DROP PRIOR TO DEPARTURE. IN CRUISE FLIGHT, PILOT FELT A SHUDDER IN THE AIRCRAFT AND LOST SOME POWER IN THE LEFT ENGINE. THIS WAS HIS DESTINATION. WE REMOVED THE COWLING ON THE LEFT ENGINE, REMOVED THE RT MAG AND FOUND IT VERY HARD SDR 2015FA0000196Bearing · seizedWHILE COMPLYING WITH SB 5B3-08 AND SB-2-80C, FOUND THE DISTRIBUTOR BLOCK AND GEAR ASSY FAULTY. THE BEARING IN THE DISTRIBUTOR BLOCK WAS SEIZED TO THE GEAR. ALLOWING THE DISTRIBUTOR BLOCK BEARING TO ROTATE IN THE HOUSING. PN 4373, SN 13060958.SDR CA150823002Magneto · malfunctioned(CAN) ENGINE DIFFICULT TO START WHEN HOT. REMOVED AND REPLACED THE LT MAGNETO.SDR CA150415010Distributor Gear · loose(CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE DURING 500 HOUR MAG INSPECTION.SDR DUFA20150331001Magneto · crackedWHILE IN CRUISE FLIGHT AT FL7000 THE RT ENG SUDDENLY BEGAN RUNNING VERY ROUGH. THE PILOT SUSPECTED LOW FUEL FLOW SO HE ADJUSTED THE MIXTURE TO FULL RICH & SELECTED THE AUXILIARY PUMP TO LOW & SUBSEQUENTLY TO HIGH WITH NO EFFECT. HE NOTICED THE CYLINDER HEAD SDR CA150331001Distributor Gear · loose(CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE FOLLOWING MAG FAILURE IN FLIGHT.SDR SWAA2015033037934Pump · malfunctionedAIR TURN BACK, ENG SHUTDOWN & DECLARED EMER AT 36,000'. WHILE CROSS FEEDING NR 1 ENG FLAME OUT. R & R NR 1 ENG DRIVEN FUEL PUMP IAW MT.SDR CA150331002Distributor Gear · loose(CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE IN MAGNETO FOLLOWING AN ENGINE MAG CHECK THAT REVEALED A DEAD MAG.SDR 2015FA0000142Magneto · brokenTHE LT ENGINE WOULD NOT START OR EVEN COUGH. THE MAGNETO TIMING WAS CHECKED AND IT WAS FOUND THAT THE IMPULSE COUPLING ON THE LT MAGNETO WAS CAUSING THE MAGNETO TO FIRE BEFORE TOP DEAD CENTER. THE LT MAGNETO IS THE ONLY IMPULSE COUPLED MAGNETO ON THIS ENGINE. SDR CA8S2015FA0000137Magneto · brokenWHEN THE PILOT PERFORMED THE RUNUP AND SELECTED THE LT MAGNETO, THE ENGINE QUIT AND COULD NOT BE RESTARTED. THE AIRCRAFT WAS SENT TO MAINTENANCE. MAINTENANCE WAS UNABLE TO START THE ACFT AND IT WAS FOUND THAT THE LT MAGNETO WAS COMPLETELY DEAD. THE LT MAGNETSDR CA150316009Points · failed(CAN) MAGNETO POINTS FAILED TO OPEN DURING ROUTINE TIMING CHECK AT 253 HRS SINCE 500HR INSPECTION.SDR CA150225002Distributor Gear · loose(CAN) MAGNETO DISTRIBUTOR GEAR FINGER FOUND LOOSE AT 500 HR INSPECTION.SDR EVGR201502200001Coil · wornTHE MAGNETO WAS INSTALLED NEW. DURING THE FIRST 500 HOUR INSPECTION, WE DISCOVERED THE COIL WAS INSTALLED WITH THE TAB NOT CORRECTLY ADJUSTED AND CAUSING ABNORMAL WEAR.SDR CA150223005Magneto · failed(CAN) STUDENT REPORTED UNABLE TO START AIRCRAFT. AFTER TROUBLESHOOTING FOUND THAT RETARD POINTS WERE FIRING 180 DEGREES OUT. MAGNETO TIMING WAS CORRECT EXTERNALLY. THE MAGNETO WAS SHIPPED FOR REPAIR AND A TEARDOWN REPORT WAS REQUESTED (TC# 20150223005)SDR 2015FA0000070Distributor Gear · brokenENGINE SUDDENLY BEGAN RUNNING ROUGH AND LOSING POWER AT CRUISE POWER SETTING. PILOT EXECUTED PARTIAL POWER LOSS EMERGENCY PROCEDURE AND RETURNED TO DEPARTURE FOR UNEVENTFUL LANDING. ENGINE LOG DATA SUGGESTED IGNITION PROBLEM, TRACEABLE TO RT MAGNETO, CAUSINGSDR EPUA20150204001Magneto · malfunctionedDURING CRUISE PILOT NOTICED RPM LOSS & VIBRATION FROM THE ENG. ACFT RETURNED & LANDED SAFELY WITHOUT INCIDENCE. INSPECTED ENG & REPLACED BOTH MAGNETOS & ALL SPARK PLUGS.
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