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.

SDR CA190430017Rivet · loose(CAN) LOOSE RIVETS OBSERVED ON IMPULSE COUPLING DURING 100 HOUR (TC# 20190430017)Apr 30, 2019 · Moravn Z242LSDR 2019FA0000140Impulse Coupling · brokenAIRCRAFT WAS DIFFICULT TO START. FOUND LEFT MAGNETO IMPULSE COUPLING PAWL PIVOT PIN SHEARED. REPLACED MAGNETO.Apr 26, 2019 · N8580E · Piper PA28161SDR 2019FA0000139Magneto · crackedTHE LEFT MAGNETO WAS BEING REPLACED DUE TO DIFFICULTY STARTING THE ENGINE. THE TECHNICIAN DISCOVERED A SECTION OF THE MAGNETO MOUNTING FLANGE CRACKED AND SEPARATED AND SEPARATED FROM THE MAGNETO. THE CRACK EXTENDED THROUGH THE UNUSED IMPULSE COUPLING STOP HOApr 26, 2019 · N8580E · Piper PA28161SDR CA190502023Spring · missing(CAN) DURING 500 HOUR INSPECTION IT WAS NOTED THAT ONE OF THE IMPULSE COUPLING SPRINGS WAS MISSING. (TC# 20190502023)Apr 14, 2019 · Cessna 172SSDR CA190422015Magneto · malfunctioned(CAN) FOLLOWING ENGINE START AND DURING POST-START CHECKS ENGINE RPM WAS FOUND TO BE FLUCTUATING. MAGNETO REPLACED WITH OVERHAULED UNIT. (TC# 20190422015)Apr 8, 2019 · Robsin R44RAVENIISDR CA190405012Magneto · failed(CAN) SNAG: PILOT REPORTS ON SHUT DOWN, NOTICED LEFT MAGNETO NOT FUNCTIONING. INSPECTED ENGINE LEFT HAND IGNITION SYSTEM FOR ANY ANOMALIES THAT WOULD CAUSE THE LEFT HAND MAGNETO TO NOT FUNCTION, UPON TURNING THE PROPELLER IT WAS NOTICED THAT THE LEFT MAGNETO Apr 4, 2019 · Cessna 172SSDR CA190325013Magneto · malfunctioned(CAN) WHILE PERFORMING PRE-FLIGHT ENGINE RUN UP, WHEN RIGHT MAGNETO WAS SELECTED, THE ENGINE BEGAN TO RUN VERY ROUGH ALMOST TO THE POINT OF STOPPING. THE AIRCRAFT RETURNED TO THE HANGAR AND THE FLIGHT WAS CANCELLED.Mar 21, 2019 · Cessna 172MSDR CA190325012Magneto · malfunctioned(CAN) WHILE PERFORMING PRE-FLIGHT ENGINE RUN UP, WHEN RIGHT MAGNETO WAS SELECTED, THE ENGINE BEGAN TO RUN VERY ROUGH ALMOST TO THE POINT OF STOPPING. THE AIRCRAFT RETURNED TO THE HANGAR AND THE FLIGHT WAS CANCELLED. DECIDED TO REMOVE BOTH MAGNETOS AND INSTALL Mar 21, 2019 · Cessna 172MSDR 2019F00168Impulse Coupling · brokenHARD START CONDITION ISOLATED TO BROKEN MAGNETO IMPULSE COUPLING. FLYWEIGHT BIAS SPRING FOUND TO HAVE BROKEN LOOSE FROM PAWL RIVET.Mar 20, 2019 · N848MA · Bnorm BN2B20SDR CA190308022Distributor Blk · damaged(CAN) FACTORY NEW 212.2 HOURS AGO. CUSTOMER NOTED MAGNETO IN `LIVE CONDITION` DURING TIMING VERIFICATION. MAGNETO HOUSING REMOVED AND OBSERVED LH DISTRIBUTOR BLOCK ATTACHING SCREW MISSING. UNEVEN BLOCK DURING OPERATION CAUSED INTERNAL COMPONENTS TO RUB TOGETHEMar 7, 2019 · Cessna 172NSDR 2019FA0000080Electrode · looseNTSB ACCIDENT ERA19LA109 PILOT STATED: AT APPROXIMATELY 18:30 EST HE WAS DEPARTING RUNWAY 24 AT LOU. ALL WAS NORMAL, ROTATED AND REACHED AROUND 100 FEET ALTITUDE. THEN ENGINE BEGAN TO RUN ROUGH, SO HE SET AIRCRAFT BACK ON RUNWAY AND APPLIED BRAKES. HE WAS UNABFeb 26, 2019 · N2184X · Piper PA28181SDR CA190218008Magneto · malfunctioned(CAN) ALL GROUND CHECKS WERE GOOD BUT IN FLIGHT THERE WAS AN INTERMITTENT RPM LOSS OF ABOUT 50RPM WITH ASSOCIATED ROUGH RUNNING. FAULT WOULD NOT REPRODUCE ON GROUND SO AIRCRAFT WAS TEST FLOWN AND FAULT REPRODUCED BUT SEEMED TO CLEAR WHEN ELECTRIC FUEL PUMP WASFeb 14, 2019 · Cessna 172SSDR CA190213015Pin · dislodged(CAN) IMPULSE COUPLING PIN (NO PART NUMBER FOR ONLY THE PIN) NORMALLY PRESSED INTO MAGNETO HOUSING HAD COME OUT OF THE HOUSING ALLOWING OIL TO ENTER THE CASE OF THE MAG, THE PIN (1/4 INCH DIAMETER BY 1 1/8 INCH LONG) WAS FLUNG LOOSE AND CAME TO REST AT THE BOTFeb 13, 2019 · Cessna 182SDR CA190211006Capacitor · failed(CAN) MAGNETO RECEIVED FOR OVERHAUL. DEFECT FOUND DURING DISASSEMBLY. MOUNTING TAB SPOT WELDS DETACHED FROM CAPACITOR HOUSING.Feb 7, 2019 · Piper PA25235SDR CA190207005Impulse Coupling · damaged(CAN) IMPULSE COUPLING INSPECTED, FOUND WITH LOOSE RIVETS.Feb 7, 2019SDR 8HBR20190118020Breaker Points · mismanufacturedCOATING ON POINT'S ARMS FROM FACTORY PREVENTING CONTINUITY WHEN POINTS CLOSED.Jan 18, 2019 · Robsin R22BETASDR 2018FA0000447Impulse Coupling · malfunctionedAPPEARS TO HAVE BEEN CAUSED BY IMPULSE COUPLER FAILURE. MAG CAUSED GEAR PN 71652 AND BEARING PN67542 TO FAIL.Oct 25, 2018 · N39771 · Piper PA32300SDR 2018FA0000428Rotor · looseDURING RUN UP THE PILOT EXPERIENCED ABNORMAL RPM DROPS WHEN CHECKING THE MAGNETOS. THE MAGNETO MODEL NR 4371 SERIAL NR 18021142 TIMING TO THE ENGINE WAS FOUND TO BE 20 DEGREES BTDC INSTEAD OF 25 DEGREES BTDC. UPON OPENING THE COVER OF THE MAGNETO THE ROTOR ANDOct 22, 2018 · N1218S · Cessna 172SSDR 2020FA0000034Magneto · malfunctionedRIGHT SIDE OF MAG FAILED CHECK. UPON INSPECTION IT WAS FOUND THAT THE LEFT SIDE WAS TIMED TO 22 AND THE RIGHT SIDE WAS TIMED TO 10 BTDC, ALSO THE RIGHT POINTS WERE ONLY OPENING EVERY OTHER CYLINDER CAUSING IT TO ONLY FIRE 2 OF THE 4 CYLINDERS. WHEN I OPENED Oct 1, 2018 · N4844F · Cessna 172NSDR CA180925011Impulse Coupling · loose(CAN) DURING FIRST 500 HOUR INSPECTION ON THE MAGNETO THE RIVETS ON THE IMPULSE COUPLING WERE FOUND TO BE LOOSE. THE MANUFACTURER WAS CONTACTED AND THE IMPULSE COUPLING WAS REPLACED. (TC# 20180925011)Sep 21, 2018 · Cessna 172MSDR 2018FA0000382Stop Pin · looseTHE IMPULSE COUPLING STOP PIN HAS MIGRATED OUT OF THE CASE .050".Sep 21, 2018 · N547NDSDR 2018FA0000381Stop Pin · looseTHE IMPULSE COUPLING STOP PIN HAS MIGRATED LOOSE AND IS RUBBING ON THE IMPULSE COUPLING. THIS IS THE 5TH ONE WE HAVE SEEN THIS YEAR AND COULD POTENTIALLY CAUSE A COMPLETE ENGINE FAILURE IF THE PIN COMES THE REST OF THE WAY OUT.Sep 21, 2018 · N522NDSDR 2018FA0000513Housing · failedMAG TIMING HOUSING IS PART OF THE ELECTROAIR ELECTRONIC IGNITION SYSTEM. DON`T KNOW WHY IT FAILED, BUT IT ISN`T WORKING.Sep 19, 2018 · N27AU · Piper PA28181SDR 2018FA0000511Bearing · dislodgedMAG TIMING HOUSING IS PART OF THE ELECTOAIR ELECTRONIC IGNITION SYSTEM. THE BEARINGS SEEMED TO OUT ON THE MTH.Sep 19, 2018 · N28AU · Piper PA28181SDR 2018FA0000341Impulse Coupling · out of positionMAGNETO FAILED. DRIVE GEAR SEIZED DUE TO IMPULSE COUPLING GETTING JAMMED ON HOUSING. CAUSED MAGNETO DRIVE GEAR TEETH TO BE STRIPPED OFF BY ACCESSORY DRIVE GEAR IN ENGINE. SEVERE ENGINE ROUGHNESS DURING TAKE OFF ROLL RESULTED IN ABORTED TAKE OFF.Aug 17, 2018 · N4791V · Cessna 172RGSDR CA180808017Magneto · separated(CAN) DURING A FLIGHT AIRCRAFT LOST THE USE OF A MAGNETO. AFTER OPENING THE ENGINE COVER, THE TECHNICIAN NOTICED THAT THE FLANGE OF THE MAGNETO WAS HANGING. A LARGE QUANTITY OF METAL FILINGS HAS BEEN FOUND IN THE OIL FILTER. (TC# 20180808017)Aug 8, 2018 · Beech C23SDR 2018FA0000301Rivet · looseFOUND IMPULSE COUPLING RIVET LOOSE DURING INSPECTION, REPLACED IMPULSE COUPLING.Jul 27, 2018SDR 2018FA0000300Rivet · looseFOUND IMPULSE COUPLING RIVETS LOOSE DURING INSPECTION, REPLACED IMPULSE COUPLING.Jul 27, 2018SDR 2018FA0000299Rivet · looseIMPULSE COUPLING RIVET FOUND LOOSE DURING INSPECTION, REPLACED IMPULSE COUPLINGJul 27, 2018SDR 2018FA0000298Rivet · looseFOUND IMPULSE COUPLING RIVET LOOSE ON INSPECTION, REPLACED IMPULSE COUPLING.Jul 27, 2018SDR 2018FA0000297Rivet · looseIMPULSE COUPLING RIVET LOOSE, FOUND DURING INSPECTIONJul 27, 2018SDR 2018FA0000296Rivet · looseRIVET ON THE IMPULSE COUPLING IS LOOSE.Jul 27, 2018SDR 2018FA0000295Stop Pin · looseDURING TEARDOWN INSPECTION OF MAGNETO THE IMPULSE COUPLING STOP PIN WAS FOUND TO BE LOOSE IN THE HOUSING. MAGNETO WAS SCRAPPED AS THERE IS NO REPAIR FOR THIS.Jul 27, 2018SDR 2018FA0000222Impulse Coupling · failedMODEL 4373 IMPULSE COUPLED LEFT MAGNETO, SN 160100111, SUFFERED CATASTROPHIC INTERNAL FAILURE WHEN PLASTIC PN 510406 ROTOR MELTED AND BURNED OFF ROTOR ARM. FURTHER DISASSEMBLY OF IMPULSE COUPLING SHOWED VERY LOOSE RIVETS AND DOGS SHIFTING OUTWARD AND UPWARD ONJul 14, 2018 · N52076SDR EVGR2019030600001Contact Breaker · openTHE OVERHAULED MAGNETO WAS PURCHASED. UPON INSTALLATION OF THE MAGNETO, THE TACHOMETER DID NOT WORK. FURTHER TROUBLESHOOTING REVEALED THAT THE TACHOMETER CONTACT ASSEMBLY HAD NO CONTINUITY ACROSS THE POINTS. THE CONTACT ASSEMBLY WAS REPLACED WITH A NEW CONTJun 29, 2018 · N69KA · Robsin R44SDR 8HBR20180626018Points · failedPOINTS FOUND WITH BURNED LIFTER. PMA PARTS.Jun 25, 2018 · N214LM · Piper PA44180SDR 8HBR20180626017Coil · failedMAGNETO COIL FAILURE AFTER 610 HOURS.Jun 25, 2018 · N49191 · Cessna 152SDR 8HBR20180612016Distributor Blk · crackedDUAL MAGNETO DISTRIBUTOR BLOCK CRACKED AFTER 500 TIS. REMOVED FROM SERVICE.Jun 12, 2018 · N214LM · Piper PA44180SDR 2018FA0000171Stop Pin · looseDURING TEARDOWN INSPECTION OF THE MAGNETO, THE IMPULSE STOP PIN WAS FOUND TO BE LOOSE IN THE MAGNETO HOUSING. THE MAGNETO WAS SCRAPPED AS THERE IS NO REPAIR PROCEDURE FOR THIS.Jun 6, 2018SDR 8HBR20180601012Magneto · inoperativeLEFT MAGNETO FAILURE ON TAKE-OFF DURING TOUCH & GO'S TRAINING LEADING TO PARTIAL POWER LOSS. TAKE OFF ABORTED AND AIRCRAFT LANDED OFF END OF RUNWAY; BROKE ENGINE MOUNT AND FLIPPED AIRCRAFT OVER END. PILOT & CFI EXITED AIRCRAFT SAFELYMay 26, 2018 · N152GB · Cessna 152SDR 2018FA0000147Rivet · shearedLEFT MAGNETO IMPULSE COUPLING FAILED. . AD 99-04-04 APPLIES TO THIS MAGNETO ENGINE COMBINATION. INTERVAL FOR REPETITIVE INSPECTIONS IS 250 HRS. MAGNETO HAD BEEN RECENTLY REPLACED WITH A REBUILT UNIT AND HAS A NEW IMPULSE COUPLING. THE IMPULSE COUPLING SHEAREApr 18, 2018 · N4075R · Piper PA32300SDR 9QFR20180427001Impulse Coupling · brokenTHE AIRCRAFT WOULD NOT START. TROUBLESHOT THE SYSTEM AND FOUND THE MAGNETO IMPULSE COUPLING HAD BROKEN AND THAT THE PROP WOULD NO LONGER TURN THE ACCESSORY GEARS ON THE BACK OF THE ENGINE.Apr 11, 2018 · N4075R · Piper PA32300SDR 2018FA0000522Shaft · fracturedPILOT REPORTED A SMOOTH 200 RPM DROP ON RIGHT MAGNETO WHEN PERFORMING HIS PRE DEPARTURE ENG CHECK. REPLACING THE POINTS, CAPACITOR, CAM AND CAM GEAR DID NOT RESOLVE THE PROBLEM. AFTER CLOSER INVESTIGATION IT WAS FOUND THAT BY HOLDING THE MAGNETO DRIVE GEAR TMar 30, 2018 · N54410 · Piper PA28151SDR 2018FA0000067Magneto · brokenROUGH ENGINE AND SLIGHT LOSS OF POWER ON 3RD TAKE OFF OF THE DAY. NR 6 CYLINDER TEMPERATURE JUMPED CONSIDERABLY HIGHER THAN THE REST OF THE CYLINDERS BUT STILL IN THE "GREEN", MADE PLENTY OF POWER TO CLIMB AND RETURN TO THE AIRPORT. LEFT MAGNETO REPAIRED WITFeb 9, 2018 · N861TS · Cirrus SR22SDR 2017FA0000635Magneto · faultyHAD ONE ROUGH MAG CHECK AND 2 GOOD MAG CHECKS PRIOR TO FLIGHT. REDUCED POWER IN CLIMB AND MAG CHECK REVEALED NO SPARK ON LT MAGNETO. RETURNED TO AIRPORT. REMOVED IGNITION HARNESS FROM MAG AND NOTICED LOTS OF METAL FLAKES UNDER THE COVER OF THE MAG. THIS ENGNov 15, 2017 · N4AD · Cessna 421BSDR 2017FA0000577Rivet · looseTHE MAGNETO WAS REMOVED FROM SERVICE FOR THE 500HR INSPECTION. THE RIVETS RETAINING THE IMPULSE COUPLING PAWLS WERE FOUND TO BE LOOSE. ABLE TO ROTATE THE RIVETS. FAILURE OF THE RIVETS COULD CAUSE TOTAL ENGINE FAILURE.Nov 9, 2017 · Cessna 172SSDR 2017FA0000576Rivet · looseTHE MAGNETO WAS REMOVED FROM SERVICE FOR THE 500HR INSPECTION. THE RIVETS RETAINING THE IMPULSE COUPLING PAWLS WERE FOUND TO BE LOOSE DURING THE INSPECTION. ABLE TO ROTATE THE RIVETS. FAILURE OF THE RIVETS COULD CAUSE TOTAL ENGINE FAILURE.Nov 9, 2017 · Cessna 172SSDR 2017FA0000575Rivet · looseTHE MAGNETO WAS REMOVED FROM SERVICE FOR THE 500HR INSPECTION. THE RIVETS RETAINING THE IMPULSE COUPLING PAWLS WERE FOUND TO BE LOOSE DURING THE INSPECTION. ABLE TO ROTATE THE RIVETS. FAILURE OF THE RIVETS COULD CAUSE TOTAL ENGINE FAILURE.Nov 9, 2017 · Cessna 172SSDR 2017FA0000574Rivet · looseTHE MAGNETO WAS REMOVED FROM SERVICE FOR THE 500HR INSPECTION. THE RIVETS RETAINING THE IMPULSE COUPLING PAWLS WERE FOUND TO BE LOOSE DURING THE INSPECTION. ABLE TO ROTATE THE RIVETS. FAILURE OF THE RIVETS COULD CAUSE TOTAL ENGINE FAILURE.Nov 9, 2017 · Cessna 172SSDR 2017FA0000573Rivet · looseTHE MAGNETO WAS REMOVED FROM SERVICE FOR THE 500HR INSPECTION. THE RIVETS RETAINING THE IMPULSE COUPLING PAWLS WERE FOUND LOOSE DURING INSPECTION. WAS ABLE TO ROTATE THE RIVETS. FAILURE OF THE RIVETS COULD CAUSE TOTAL ENGINE FAILURE.Nov 9, 2017 · Cessna 172S
Back to JASC 7414