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.
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 K4SA200901Distributor Gear · brokenAFTER LEVEL OFF FOR CRUISE, A VIBRATION OR BUFFET WAS NOTED. ALL ENGINE TEMPS AND INDICATIONS APPEARED NORMAL. WAS UNABLE TO IDENTIFY WHICH ENGINE WAS CAUSING VIBRATION/BUFFET. RETURNED TO AIRPORT AND FLIGHT WAS TERMINATED. POST FLIGHT ENGINE RUN-UP REVEALSDR CA090702015Magneto · failedDURING FIRST ENGINE START OF THE DAY, THE ENGINE TACH WAS PEGGED AT 100 PERCENT. MAGNETO WAS REMOVED AND NO FURTHER ISSUES WERE NOTED.SDR CA090623009Rotor · mismanufactured(CAN) MAG WAS RECEIVED FOR 500 HR INSP. WHEN MAG WAS DISASSEMBLED, SMALL NYLON ROTOR GEAR WAS FOUND TO BE SITTING TOO HIGH AND RUBBING AGAINST THE DISTRIBUTOR GEAR. BOTH GEARS HAD A SMALL AMOUNT OF WEAR AT THE WEB AREA AT THE END OF THE GEAR TEETH. ROTOR WASDR CA090623008Rotor · mismanufactured(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. WHEN MAG WAS DISASSEMBLED, SMALL NYLON ROTOR GEAR WAS FOUND TO BE SITTING TOO HIGH AND RUBBING AGAINST DISTRIBUTOR GEAR. BOTH GEARS HAD A SMALL AMOUNT OF WEAR AT WEB AREA AT END OF GEAR TEETH. ROTOR WAS PRESSED INTOSDR CA090623005Magneto · inoperative(CAN) MAG DROP, REPLACED MAG. ACFT RETURNED TO SERVICE.SDR EVGR20090623Cam · wornCUSTOMER REPORTED AN EXCESSIVE MAG DROP (UPWARDS OF 10 PERCENT) AND HARD STARTING. BROUGHT IN LT MAG, IT WAS HARD TO TIME. COULDN'T MAKE THE POINTS TIME, AND THEY WERE SOMEWHAT PITTED, CHANGED THEM. STILL COULDN'T TIME THEM, AS THEY WENT FROM -10 TO +22 FOR PSDR 2009FA0000821Coil · failedMAGNETO FAILURE DUE TO COIL. UPON INSPECTION, FOUND OIL FROM COIL, INSIDE MAGNETO. AGE OF COIL ESTM: 36 YRS. (K)SDR CA090610005Bearing · worn(CAN) MAG WAS RECEIVED FOR A 500 HR INSP. BEFORE DISASSEMBLY, ROTOR WAS SPUN AND END PLAY WAS FOUND (0.0035 INCHES, MAX ALLOWABLE IS 0.0015"). THE MAG WAS DISASSEMBLED AND SMALL BRG (PN 2-202) WAS FOUND TO HAVE WEAR MARKS ON THE INNER RACE AND BRG CAGE WAS ALSDR CA090610007Magneto · malfunctioned(CAN) THE MAGNETO WAS TIMED TO THE ENGINE AT TAFT 5068.2. NEXT INSP, TIMING WAS OUT OR RETARDED 6 DEGREES. MAGNETO IS EXHIBITING SYMPTOMS SPECIFIED IN SB3-08A WITHOUT THE AFFECTED S/N.SDR 2009FA0000648Impulse Coupling · failedMAGNETO, HAVING RT ROTATION AND IMPULSE COUPLING. INSTALLED ON ENG. ONE OF THE FLYWEIGHTS SEPARATED FROM THE IMPULSE COUPLING BODY AND BECAME JAMMED BETWEEN THE COUPLING AND THE MAGNETO HSG. THE DRIVE GEAR FORCE BROKE THE FLANGE OF THE MAGNETO CAUSING IT TOSDR CA090519003Magneto · malfunctioned(CAN) MAG RECEIVED FROM CUSTOMER DUE TO ENGINE NO START. MAG OVERHAULED. MAG DISASSEMBLED, RETARD POINTS FOUND TO ONLY OPEN ON 1 OF 4 LOBES OF RETARD BREAKER CAM. POINT GAP SMALL WHEN IT DID OPEN THAT IT COULDN`T BE MEASURED WITH A WIRE FEELER GAUGE. WOULD SDR 2009FA0000335Cam · wornIN THE PROCESS OF COMPLYING WITH SB 71-3940/CSB08-9A/SB3-08A, IT WAS DISCOVERED THAT THE MAGNETO ROTOR CAM WAS WORN (.060 INCH COMPARED TO NEW). THE SPRING LOADED FOLLOWER ALSO INDICATED SOME WEAR TO THE EXTENT WHERE THE POINTS WERE BARELY OPENING. PILOT HAD RSDR CA090506005Magneto · defective(CAN) MAGNETO FAILED AND FOUND DEFECTIVE, SERVICABLE MAGNETO INSTALLED.SDR CA090423012Impulse Coupling · damaged(CAN) DURING A 500 HOUR INSP OF SLICK MAGNETO PART 6310. THE IMPULSE COUPLING WAS REMOVED FOR INSP. IT WAS DISCOVERED THAT A PIECE WAS MISSING FROM PAWL PLATE. MAGNETO DRIVE GEARS WERE INSPECTED FOR IMPACT DAMAGE, NO DAMAGE WAS EVIDENT. IMPULSE COUPLING WASDR CA090427004Stop Pin · worn(CAN) THE IMPULSE COUPLING STOP PIN WAS FOUND WORN BEYOND MFG LIMITS. IMPULSE COUPLING TSN 499.9 HOURS.SDR CA090421013Magneto · failed(CAN) MAGNETO DROP FAILURE.SDR CA090409006Distributor Gear · stripped(CAN) MAG WAS SENT IN BY CUSTOMER DUE TO STRIPPED DIST GEAR TEETH. UNKNOWN IF THIS HAPPENED IN FLIGHT, DURING START OR ON THE GROUND. WHEN MAG WAS FIRST INSPECTED THE OIL SLINGER WAS FOUND LOOSE AND SPINNING ON THE ROTOR SHAFT. UPON DISASSEMBLY 11 OF THE TEETHSDR 2009FA0000308Brushes · erodedDURING A MX RUN, A HIGH MAG DROP WAS NOTED. UPON FURTHER INSP THE LT MAGNETO WAS DISCOVERED THAT THE CARBON BRUSH OF THE DISTRIBUTOR HAD COMPLETELY ERODED AWAY AND EVIDENCE OF ARCING AND MELTING OF THE BRUSH BLOCK ASSY. (K)SDR CA090324011Bearing · failed(CAN) HIGH PITCH NOISE SOUND FROM ENGINE COMPARTMENT DURING LOCAL FLIGHT. ALL INSTRUMENT INDICATIONS WERE OK, NO VIBRATIONS. AFTER LANDING ACFT WAS CHECKED AND DURING RUN UPS, ALL INDICATIONS WERE OK, INCLUDING MAGNETO DROPS. RT MAGNETO REMOVED AND MAGNETO SHASDR CA090326012Drive Gear · worn(CAN) DURING PRE-TAKEOFF GROUND RUN MAGNETO FUNCTION CHECK, PILOT NOTICED LT MAGNETO NOT WORKING. MX REPLACED MAGNETO AND RETURNED ACFT TO SERVICE. MAGNETO OPENED UP AND PLASTIC DUST PARTICLES WERE FOUND THROUGHOUT AND ON POINTS. DRIVE GEAR HAD MIGRATED UP ANDSDR CA090324001Impulse Coupling · worn(CAN) THE IMPULSE COUPLING PAWLS AND STOP PIN WERE FOUND WORN BEYOND MFG TOLERANCES.SDR CA090310004Distributor Gear · loose(CAN) THE ELECTRODE FINGER ON THE DISTRIBUTOR GEAR WAS DISCOVERED LOOSE IN THE PERFORMANCE OF UNISON SB 3-08A DURING SCHEDULED MX. THE DISTRIBUTOR BLOCK ASSY HAD BEEN REPLACED JUST OVER 200 HOURS AGO.SDR 2009FA0000199Points · damagedAT THE END OF THE 3 HOUR BENCH RUN FROM OVERHAUL AN INTERNAL INSP OF THE MAGNETO WAS ACCOMPLISHED. THE TIP OF THE TACHOMETER POINTS (10-400507) WAS FOUND IN THE COMPARTMENT. THE CONTACT BROKE OFF THE RIVET ON THE BREAKERS SPRING SIDE. THE CONTACTS WERE NEW WITSDR CA090310003Impulse Coupling · loose(CAN) ONE OF THE IMPULSE COUPLING PAWL RIVETS WAS DISCOVERED LOOSE IN THE PERFORMANCE OF SB 1-86C DURING SCHEDULED MX. THE IMPULSE COUPLING WAS THE ORIGINAL FOR THIS MAG.SDR 2009FA0000192Distributor Blk · mismanufacturedWE RECEIVED NEW DISTRIBUTOR BLOCK AND GEAR KIT FOR BENDIX MAG S6RN-1225.UPON ASSEMBLING THE GEAR AND DISTRIBUTOR BLOCK THE HIGH TENSION TERMINAL OF THE GEAR WAS FOUND TO BE RUBBING THE DISTRIBUTOR BLOCK AT THE TIMING MARK LOCATION ON THE BLOCK. THIS HAPPENED OSDR CA090310002Magneto · defective(CAN) ENGINE WOULD NOT START. MX FOUND THE MAGNETO WAS NOT FIRING. REPLACED WITH NEW MAGNETO. ENGINE RUNUP WAS SUCCESSFUL.SDR CA090305012Impulse Coupling · worn(CAN) IMPULSE COUPLING STOP PIN WAS WORN BEYOND ALLOWABLE LIMITS.SDR CA090304007Rotor · misinstalled(CAN) MAG WAS RECEIVED FOR PROP STRIKE INSP ON AN ENG. WHEN DISASSEMBLED ROTOR GEAR WAS WORN ON TOP EDGE OF THE TEETH WHERE THE DISTRIBUTOR GEAR SITS DOWN ON THIS EDGE. DISTRIBUTOR GEAR TEETH WERE WORN AT THE BASE OF THE TEETH. CAUSE OF INTERFERENCE WAS DETERSDR 2009FA0000147Spring · brokenIMPULSE COUPLING SPRING BROKE INTO 2 PIECES DISRUPTING MAGNETO TIMING. 12 MONTHS SINCE CERTIFICATION. (K)SDR CA090305011Impulse Coupling · worn(CAN) IMPULSE COUPLING PIN WAS WORN 0.130 INCH. MAX WEAR 0.050 INCH.SDR 2009FA0000204Magneto · unserviceableDATA PLATE INDICATES D-3000 MAGNETO, HOWEVER, MAGNETO HSG HAS BEEN POSITIVELY IDENTIFIED TO BE D-2000. HSG ALSO MODIFIED FOR D-3000 DISTRIBUTOR BLOCK. AD APPLYING TO D-2000 MAGNETO HSG ARE ELIMINATED WITH D-3000 HSG. USING THE D-2000 HSG IS POTENTIALLY DANGSDR CA090206008Stop Pin · wornTHE MAGNETO WAS REMOVED FOR A SCHEDULED MAINTENANCE CHECK ON THE DISTRIBUTOR BLOCK AND BRUSH ASSEMBLY. THE IMPULSE COUPLING STOP PIN WAS OBSERVED WORN BEYOND MANUFACTURERS LIMITS OF 0.050 INCH. MEASURED WEAR WAS 0.155 INCH MAGNETO HAS LESS THAN 30 HOURS SINCSDR CA090130006Rotor · looseDURING SCHEDULED 500-HR INTERNAL MAGNETO INSPECTION IT WAS DISCOVERED THAT THE ROTOR DISTRIBUTOR PLATE HAD OVERHEATED AND BECOME LOOSE. THE PLASTIC ROTOR BODY WAS MELTED IN THE VICINITY OF THE PLATE DUE TO ARCING CAUSED BY THE LOOSE PLATE. THERE WAS NO OPERASDR CA090128005Bearing · wornMAG WAS RECEIVED FOR AN OVERSPEED INSPECTION (500 HOUR INSPECTION PROCEDURE). BEFORE DISASSEMBLY THE BEARINGS WERE INSPECTED BY TURNING THE ROTATING MAGNET ASSEMBLY. SIDE PLAY WAS NOTED AND THE END PLAY WAS MEASURED AT 0.004 INCH. TCM DOES NOT ALLOW SIDE PLSDR 2009FA0000053Points · loosePOINTS WERE FOUND NOT MAKING CONTACT, UPON FURTHER EXAMINATION, FOUND THE STATIONARY CONTACT LOOSE IN MAG. IT SEEMED TO HAVE COME OFF THE END, THE CONTACT DISK SEPARATED FROM THE BASE. (K)SDR 2009FA0000034Magneto · failedRT MAGNETO FAILED TO SUSTAIN ENG OPS DURING GROUND RUN-UP CHECK. UPON INTERNAL VISUAL INSP, FOUND BROKEN MAGNETO SHAFT BELOW DRIVE GEAR. ALUMINUM CASTING SPLIT AT STEEL SHAFT MATING JOINT. ROTATION OF STEEL SHAFT IN ALUMINUM CASTING YIELDED EXCESSIVELY RETASDR CA090126002Spring · misinstalledENGINE DISPLAYED EXCESSIVE MAG DROP DURING PRE-FLIGHT RUNUP. MAGNETO REMOVED FOR INSPECTION. IMPULSE COUPLING SPRING FOUND INCORRECTLY INSTALLED IN HOUSING RESULTING IN DAMAGE TO HOUSING. IMPULSE COUPLING FAILED MANDATORY INSPECTION REQUIREMENTS IN SERVICE SDR CA090127007Brushes · damagedWHILE PERFORMING SB3-08 ON BOTH LEFT AND RIGHT MAGNETOS LT P/N 4370 LT S/N 08010485 LT TSN 64.7 AND RT P/N 4371 RT S/N 07111952 RT TSO 400.6 THERE WAS EVIDENCE OF IMPROPER WEAR OF THE CARBON BRUSH. THE COIL TAB HAD RESIDUE COATING AND UNACCEPTABLE WEAR MARKS.SDR 2009FA0000038Magneto · failedRT MAGNETO INSPECTED DUE TO FAILURE OF LT MAGNETO. UPON INTERNAL VISUAL INSP, FOUND CRACKED MAGNETO SHAFT BELOW DRIVE GEAR. ALUMINUM MAGNET CASTING FAILED AT STEEL SHAFT MATING JOINT. ROTATION OF STEEL SHAFT IN ALUMINUM CASTING WAS IMMINENT. MAGNETO WAS "FSDR CA090109010Coil · cracked(CAN) WHEN INSPECTING 3 MAGS FOR OVERHAUL OVER THE PAST FEW MONTHS SEMI-CIRCULAR CRACKS HAVE BEEN NOTICED IN THE COIL INSULATION MATERIAL. THE CRACK IS FROM .6250 INCH TO .8750 INCH LONG ON THE END OF THE COIL NEAR THE STEEL CORE LAMINATIONS. THIS HAS ONLY BEESDR CA090119002Gear · looseTHE DISTRIBUTOR FINGER WAS DISCOVERED LOOSE ON THE GEAR ASSEMBLY DURING SCHEDULED INSPECTION.SDR CA090115007Gear · wornDURING SCHEDULED 500 HOUR MAGNETO INSPECTION IT WAS NOTED THAT THERE WAS ALOT OF WHITE DUST INSIDE MAGNETO. THEN IT WAS NOTED THAT THE PLASTIC GEAR TEETH WERE PARTIALLY WORN AWAY DUE TO BEING IMPROPERLY MESHED WITH THE PLASTIC DISTRIBUTOR GEAR DUE TO THE GEARSDR CA081231002Drive Gear · worn(CAN) ON INSPECTION MAGNETO WAS FOUND TO HAVE ERATIC TIMING ON DRIVE GEAR PART NUMBER GE5298, LOOSE ON SHAFT AND EXCESSIVE WEAR ON KY11-14 - KEY WOODRUFF FOR DRIVE GEAR.SDR 2008FA0000928Magneto · damagedRT MAGNETO INTERMITTENT, MAGNETO STAYED HOT AND SOME TIMES IT WILL NOT HAVE ANY CURRENT GOING THROUGH. IF PROPELLER WAS MOVE IT WILL FIRE RT UP, AFTER REMOVED RT MAGNETO AND OPENED FOUND THAT THAT COIL HAS MELTED MOST OF THE GEARS AND CASING.SDR 2009FA0000050Rotor · brokenTHE PILOT REPORTED THAT ON CHECKING THE RT MAGNETO THERE WAS AN EXCESSIVE RPM DROP BUT THAT THE ENGINE STILL OPERATED SMOOTHLY ON THAT MAGNETO. UPON DISASSEMBLY OF THE MAG IT WAS FOUND THAT ONE LEG OF THE CAM SLOT ON THE ROTOR SHAFT WAS COMPLETELY BROKEN OFF ASDR CA081223008Bearing · lack of lube(CAN) MAG RECEIVED FOR 500 HR INSPECTION, ROTATING MAGNET SHAFT SPUN BEFORE DISASSEMBLY TO INSPECT BEARING CONDITION & PRELOAD. NO END PLAY OR ROUGHNESS FELT, WHEN MAG WAS DISASSEMBLED, DISCOVERED THAT AT O/H IN SEPT 2007. NO GREASE HAD BEEN PACKED INTO BEARSDR 2009FA0000037Magneto · failedLT MAGNETO FAILED TO SUSTAIN ENG OPS DURING GROUND RUN-UP CHECK. UPON INTERNAL VISUAL INSP, FOUND BROKEN MAGNETO SHAFT BELOW DRIVE GEAR. ALUMINUM MAGNET CASTING FAILED AT STEEL SHAFT MATING JOINT. ROTATION OF STEEL SHAFT IN ALUMINUM CASTING YIELDED EXCESSIVSDR 2008FA0000918Magneto · malfunctionedSTARTED THE ACFT NORMALLY, TAXIED FROM HANGAR TO THE SELF-SERVE FUEL PUMP AND SHUTDOWN. FUELED ACFT. ATTEMPTED TO START THE ACFT AFTER FUELING. THE ENG TURNED OVER NORMALLY, BUT DID NOT FIRE. TROUBLESHOOTING REVEALED NO SPARK OUTPUT FROM THE MAGNETO. SENTSDR CA081212008Stop Pin · worn(CAN) EXCESSIVE WEAR WAS NOTED ON IMPULSE COUPLING STOP PIN.SDR 2008FA0000881Magneto · failedMAGNETO, PN 4310, SN 08063188. DELIVERED NEW WITH APPLICABLE SB, SB3-08A. AFTER 21.6 HOURS COMPLIANCE WITH SB3-08A FOUND PART FAILED.
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