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 2007FA0000149Magneto · malfunctionedMAGNETO IS MISSING AT HIGH ALTITUDE. (K)Feb 9, 2007SDR 2007FA0000101Magneto · frozenSHAFT IN MAGNETO FROZEN, WOULD NOT MOVE. (K)Jan 24, 2007SDR 2007FA0000082Distributor Blk · meltedDURING TEARDOWN INSPECTION OF 2 SLICK 6314 MAGNETOS THE DISTRIBUTOR BLOCK AND GEAR ASSY PN K3823 WAS FOUND TO BE MELTED TO THE POINT OF EMANATE FAILURE. THE MAGS WERE FROM 2 SEPARATE AIRCRAFT BUT WITH NEAR IDENTICAL TOTAL TIMES ONE AT 493.3 HRS AND THE OTHER AJan 19, 2007 · N408NDSDR NACA20070001Distributor · shortedNR 2 ENGINE BACK FIRING, SUSPECT NR 11 CYLINDER REARS. ENGINE WAS UNABLE TO TAKE LEANING. FOUND PART OF A BROKEN BRUSH WEDGED BETWEEN INNER AND OUTER SEGMENT PLATES OF LEFT DISTRIBUTOR. REPLACED FAULTY DISTRIBUTOR WITH SERVICEABLE UNIT. REF: DAC DC-6 LMM SEJan 5, 2007 · N43872 · Doug DC6SDR CA070517005Coil · burned(CAN) RT MAGNETO DEAD ON RUN-UP. (TC NR 20070517005)Dec 3, 2006 · Cessna 172MSDR CA061218002Brush Block · worn(CAN) THE DISTRIBUTOR GEAR BRUSH WAS EXCESSIVELY WORN FOR HAVING 587.2 HOURS ON IT IN A COMPONENT DESIGNED WITH A 2000 HOUR TBD. BRUSH BUSHING AND MOUNT OF POOR QUALITY WHICH IF LEFT UNDETECTED WOULD RESULT IN FAILURE IN 2 OR 300 MORE HOURS IF BEARING AND BUSHNov 26, 2006 · Found FBA2CSDR 2006FA0001094Rotor · shearedRT MAGNETO ROTOR SHEARED DIRECTLY UNDER THE PLASTIC ROTOR GEAR.Nov 16, 2006 · Piper PA28161SDR 2006FA0001090Magneto · failedPILOT REPORTED THAT HE STARTED LT ENGINE AND THEN ATTEMPTED TO START RT ENGINE ON THE GROUND. RT ENGINE WOULD NOT FIRE. TROUBLESHOT AND TRACED PROBLEM TO LT MAGNETO OF RT ENGINE. REMOVED LT MAGNETO FROM ENGINE. UPON REMOVAL, LOOSE PARTS COULD BE HEARD INSINov 15, 2006 · N15FG · Piper PA23250SDR CA061218003Distributor Gear · burned(CAN) DURING RUNUP AND PRE-TAKE OFF THE PILOT OBSERVED LARGE MAG DROPS AND POWER FLUCTUATIONS. THE AIRCRAFT WAS BROUGHT INTO THE SHOP. THE MAGNETOS WERE REMOVED AND INSPECTED. UPON INSPECTION, IT WAS DISCOVERED BOTH DISTRIBUTOR BLOCK AND GEAR HOUSINGS WERE BUNov 6, 2006 · Cessna U206FSDR CA061107009Distributor Gear · failed(CAN) DURING CRUISE FLIGHT, THE PILOT NOTICED A CHANGE IN ENGINE NOISE AND A SLIGHT YAW FOLLOWED BY THE LOW ROTOR HORN. PILOT DECREASED POWER WHICH RESULTED IN THE ROTOR RPM RECOVERING TO A NORMAL SETTING. THE PILOT FINISHED THE SHORT FLIGHT AT A LOWER POWER SNov 6, 2006 · Robsin R44SDR 2006FA0001119Magneto · failedMAGNETO IS DEAD. (K)Oct 20, 2006SDR CA061019009Spring · broken(CAN) NOTE THE SERIAL NUMBER ON THE ENGINE ON THIS FORM IS INCORRECT IT IS 217469-R. THE IMPULSE COUPLING SPRING WAS FOUND BROKEN. CUSTOMER HAD COMPLAINED OF ROUGH RUNNING CHECK MAG DROP, REMOVED MAGS AND INSPECTED. THE SPRINGS WERE BROKEN IN BOTH MAGNETOS,Oct 18, 2006 · Cessna T210LSDR 2006FA0000975Distributor Blk · failedDURING 500 H0UR INSPECTION AND SERVICE THE DISTRIBUTOR BLOCK BRONZE BUSHING WAS FOUND TO BE BROKEN AND FREE TO MOVE AROUND.Oct 3, 2006 · N8280J · Robsin R22BETASDR 2006FA0000980Rotor · inoperativePILOT NOTICED LACK OF POWER AND ROUGHNESS AFTER TAKEOFF. RETURNED TO FIELD, DISCOVERED INOPERATIVE RT MAGNETO. DISASSEMBLY OF RT MAGNETO REVEALED ROTOR SHAFT HAD SHEARED FLUSH WITH BOTTOM OF CAM CUTOUT. THE REMAINING ROTOR AND DISTRIBUTOR BOTH ROTATED FREELSep 29, 2006 · N7472D · Piper PA18SDR 2006F00041Gear · strippedAIRCRAFT EXPERIENCED AN INFLIGHT ENG FAILURE AT 1250 FT AGL. AIRCRAFT AUTO ROTATED TO GROUND WITH NO DAMAGE SUSTAINED. POST LANDING INSPECTION REVEALED THAT THE DUAL MAG/SIGLE DRIVE SET-UP HAD A STRIPPED PHENOLIC GEAR. THE DRIVE GEAR IS METAL AND STRIPPED MOSTSep 26, 2006 · N58HU · Skrsky S58JSDR EVGR20060915Coil · wornDURING THE FIRST 500 HOUR MAGNETO INSPECTION, THE TAB ON THE COIL WAS MISALIGNED AND EXHIBITED EXCESSIVE WEAR.Sep 13, 2006 · N628PM · Robsin R44SDR CA060905001Shaft · worn(CAN) DURING A 500 HOUR INSPECTION, THE LOWER BEARING INNER RACE WAS FOUND LOOSE ON THE SHAFT. THE BEARING INNER RACE HAD BEEN SPINNING ON THE SHAFT CAUSING SHAFT JOURNAL TO WEAR. (TC NR 20060905001)Sep 5, 2006 · Robsin R44RAVENIISDR BSYA200600023Magneto · failedON TAKEOFF OUT OF PHL, LEFT ENGINE STARTED SURGING RETURNED TO BASE WITH NO PROBLEMS. MAINTENANCE FOUND THE LEFT MAGNETO DEAD. REMOVED AND REPLACED MAGNET, OPS CHECKS GOOD.Aug 31, 2006 · N3590D · Piper PA31350SDR 2006F00037Bearing · wornON SCHEDULED INSPECTION FOUND VERY SMALL METAL PARTICLES IN OIL FILTER, NONE FOUND IN FINGER SCREEN. REMOVED ENGINE AND SEND FOR INSPECTION AND REPAIR. AFTER COMPLETION OF ENGINE TEAR DOWN EVERYTHING WAS WITHIN SPECS BUT THE LT MAGNETO DRIVE GEAR BEARING WORAug 31, 2006 · N131JL · Bnorm BN2ASDR 2006FA0000817Magneto · separatedLT ENGINE OB MAGNETO IMPULSE COUPLING FROZE UP, CAUSING MAGNETO HOUSING TO COMPLETELY SEPARATE FROM ENGINE.Aug 16, 2006 · N1850F · Beech E55SDR 2006FA0000829Points · brokenMAGNETO FAILURE, ON ECR ON INSP RT MAGNETO POINT HAD BROKEN IN HALF. (K)Aug 9, 2006 · N400UK · Amtr LC41550FGSDR 2006FA0000864Rotor · brokenROTOR SHAFT BROKEN AT CAM SLOT. REMOVED AND INSPECTED MAGNETO DUE TO 5 PERCENT TIMING DISCREPANCY. INSTALLED NEW MAGNETO. (K)Aug 7, 2006 · N9286M · Piper PA28161SDR 2006FA0000759Capacitor · failedLOADED HELICOPTER SAFELY LANDED AFTER MAGNETO FAILURE. WIRE FROM CAPACITOR TO POINTS OPEN WITHIN INSULATION. NO VISIBLE DAMAGE, HOWEVER, MOVEMENT OF WIRE AGAINST CAPACITOR RESTORES CONTACT. YOU CAN FEEL IT. OPEN LOCATED WHERE WIRE ENTERS CAPACITOR. NO RECAug 2, 2006 · N1354X · Bell 47G4ASDR 2006FA0000722Magneto · out of toleranceOUT OF TOLERANCE SECONDARY WINDINGS FOUND ON MAGNETO COIL. READINGS INDICATED VERY LOW RESISTANCE, WHICH FLUCTUATED WITH AMBIENT TEMPERATURE CHANGES. NORMAL READINGS FALL CLOSE TO 15,000 OHMS, WHEREAS THIS FAULTY COIL READ BETWEEN 2,000 OHMS, UP TO 5,000 OHMS.Jul 25, 2006SDR 2006FA0000724Coil · out of toleranceOUT OF TOLERANCE SECONDARY WINDINGS FOUND ON MAGNETO COIL. READINGS INDICATED VERY LOW RESISTANCE, WHICH FLUCTUATED WITH AMBIENT TEMPERATURE CHANGES. NORMAL READINGS FALL CLOSE TO 15,000 OHMS, WHEREAS THIS FAULTY COIL READ BETWEEN 2,000 OHMS, UP TO 5,000 OHMS.Jul 25, 2006SDR 2006FA0000723Coil · out of toleranceOUT OF TOLERANCE SECONDARY WINDINGS FOUND ON MAGNETO COIL. READINGS INDICATED VERY LOW RESISTANCE, WHICH FLUCTUATED WITH AMBIENT TEMPERATURE CHANGES. NORMAL READINGS FALL CLOSE TO 15,000 OHMS, WHEREAS THIS FAULTY COIL READ BETWEEN 2,000 OHMS, UP TO 5,000 OHMS.Jul 25, 2006SDR CA060711004Distributor Gear · damaged(CAN) AC WAS ON FINAL APPROACH WHEN PILOT HEARD A CHANGE IN ENGINE NOISE FOLLOWED BY LOW ROTOR HORN. INITIATED AN AUTOROTATION, NOTICED THAT ENGINE, M/R RPM`S RETURNED TO NORMAL. CONTINUED HIS APPROACH AS INITIALLY PLANED, LANDED HELICOPTER WITHOUT FURTHER INCJul 10, 2006 · Robsin R44SDR 2006FA0000660Bushing · failedMAGNETO'S DISTRIBUTOR GEAR BUSHING FAILED RESULTING IN AN ACCIDENT. MAGNETO LAST OVERHAULED EIGHT YEARS BEFORE. DFW06LA172Jul 10, 2006 · N70746 · Piper PA32300SDR IPM2006F00001Magneto · separatedINSTALLED MAGENTO IAW MM AND GROUND CHECK OK. PILOT REPORTED HIGH CHT AND EGT NR 2 CYLINDER DURING CLIMB ON FIRST TAKEOFF. FOUND BODY OF MAGNETO SEPARATED FROM ITS MOUNT FLANGE (A PRESSFIT PART) ALLOWING MAGNETO TO BECOME LOOSE END ADVANCE. THIS IS CONSIDERJul 6, 2006 · N601PZ · Piper PA60601PSDR CA070126003Magneto · loose(CAN) ROUGH RUNNING ON RUNUP. FOUND ATTACHMENT FLANGE ON MAGNETO LOOSE. (TC NR 20070126003)Jul 5, 2006 · Bnorm BN2ASDR 2006FA0000671Magneto · failedDEFECTIVE COIL WINDINGS FOUND. SECONDARY READINGS INDICATE DISCONTINUOUS INTERNAL CONDUCTORS. READINGS VARIED FROM NO RESISTANCE (INDICATING AN OPEN CIRCUIT) TO VERY HIGH, OUT OF TOLERANCE OHMS OF RESISTANCE (20 TIMES NORMAL). OHMMETER WAS CALIBRATED RECENTLY,Jun 27, 2006SDR 2006FA0000653Service difficultyHIGH MAGNETO DROP. (K)Jun 26, 2006SDR 2050506Bushing · lack of lubeCRANKCASE WAS FIELD REPAIRED BY INSTALLING A BUSHING IN THE MAGNETO DRIVE GEAR BOSS. IT APPEARS THE OIL SUPPLY HOLE WAS NOT DRILLED IN THE BUSHING. THE BUSHING WAS STARVED FOR OIL AND METAL WAS FOUND IN THE OIL AND FILTER, THE BUSHING WAS LOOSE AND DAMAGED FROJun 21, 2006 · N386OH · Mooney M20JSDR CA060626002Magneto · failed(CAN) INTERNAL FAILURE OF MAGNETO - VISUAL DAMAGE TO GEAR. THIS IS THE SECOND MAGNETO TO FAIL ON THIS OVERHAULED ENGINE (PURCHASED FROM TULSA AERO ENGINE). FIRST MAGNETO FAILED AT 30.3 HOURS FROM TSO. SECOND MAGNETO FAILED AT 36.2 HOURS TSO. S/N ON 1ST MAGNETOJun 20, 2006 · Beech D18SSDR 2006FA0000630Contact · brokenMAG FAILED IN FLIGHT, UPON INSPECTION POINTS WERE FOUND TO BE BROKEN WITH 44 HOURS TT ON THE POINTS. THE SPRING PORTION WAS BROKEN DUE TO A DEFECT IN THE STAMPING WHICH SET UP A STRESS POINT AT THE ATTACH SCREW. RECOMMEND MFG CONTACT ASSY BE INSPECTED FOR PRJun 12, 2006 · N4811Y · Piper PA25235SDR 2006FA0000569Screw · looseCHECKED TIMING BOTH WERE OUT OF TIME. REMOVED BOTH MAGS, THE PIVOT SCREW WAS LOOSE. REPLACED POINTS & CAP, WITH 500 HR INSP. BOTH MAGS WERE INSTALLED NEW IN 04/2002 AT 46.1 TT.Jun 6, 2006 · N116CP · Maule MT7235SDR CA060526004Impulse Coupling · brokenDURING FLT, PILOT NOTICED A VERY SLIGHT RPM DROP AND SLIGHT ROUGHNESS. UPON LANDING A GROUND RUN WAS PERFORMED AND WHEN THE IGNITION SWITCH WAS SELECTED TO RT MAG, ENGINE DIED OFF BEFORE SELECTING BACK TO LT OR BOTH. WHEN COWLS WERE REMOVED IT WAS EVIDENT THMay 19, 2006 · Cessna U206BSDR 2006FA0000478Magneto · disintegratedMAGNETO WAS REMOVED FROM ENGINE FOR ROUTINE MAINTENANCE INSPECTION. THREADS ON MAGNETO SHAFT AND NUT WERE COMPLETELY STRIPPED. SLOT IN SHAFT FOR WOODRUFF KEY WAS WALLOWED OUT. COTTER KEY WHICH RETAINED NUT TO SHAFT WAS STILL IN PLACE. AT TIME OF REMOVAL ENGMay 1, 2006 · N7339Z · Piper PA25235SDR CA060628001Distributor Gear · broken(CAN) DURING POST REMOVAL TEARDOWN INSPECTION OF MAGNETO ELECTRODE FINGER FOUND BROKEN OFF OF THE DISTRIBUTER GEAR.Apr 11, 2006 · Moravn Z242LSDR 2006FA0000392Magneto · crackedCHECKING ENGINE FOR PERSISTENT OIL LEAK, FOUND IT TO BE COMING FROM AREA OF LT MAG. MAG REMOVED AND WAS FOUND TO HAVE 1.5 INCH SECTION OF MOUNTING FLANGE CRACKED OFF. THIS IS THE SECOND MAG ON THIS ENGINE TO HAVE THIS PROBLEM. PREVIOUS MAG WAS TORQUED TO SPApr 10, 2006 · N8411Q · Cessna U206FSDR 2006F00021Magneto · shearedPILOT RAN PLANE UP AND DETERMINED THAT RIGHT MAG WAS OUT. MAINTENANCE FOUND 4370 SLICK MAG DRIVE GEAR WITH BROKEN SHAFT PIECE SITTING INSIDE THE COVER. PART TT 746.23Apr 6, 2006 · N31602 · Piper PA28181SDR 2006FA0000343Points · brokenON ENGINE GROUND RUN PRIOR TO FLIGHT MAGNETO CHECK FOUND RT MAGNETO HAD FAILED INSPECTION FOUND POINTS BROKEN PICTURE INCLOSED. (K)Apr 1, 2006 · N79HR · Amtr LC41550FGSDR 2006FA0000327Impulse Coupling · rustedDURING A ROUTINE INSP, ALL MAGNETOS WERE REMOVED FOR POINTS AND CONDENSER REPLACEMENT. RUST WAS FOUND ON THE FLYWEIGHT/AXLE AREA OF THE IMPULSE COUPLING. A WEAR CHECK WAS MADE AND IT WAS DETERMINED THAT ALL COUPLINGS FAILED IAW MSB. NOTE: THE FLYWEIGHT/ AXMar 13, 2006 · N2278S · Beech 95B55SDR 2006FA0000303Magneto · chafedROUGH MAG IN FLIGHT. FOUND THAT CAPACITOR LEAD WAS INSTALLED ON POINTS BACKWARDS ALLOWING LEAD TO CONTACT MAIN DRIVE GEAR. GEAR HAD EATEN THROUGH INSULATION AND ALL BUT 2 STRANDS OF THE WIRE. MAG WAS NEARING COMPLETE FAILURE.Mar 10, 2006 · Cessna 185FSDR 2006FA0000305Magneto · chafedROUGH MAG IN FLIGHT. FOUND THAT CAPACITOR LEAD WAS INSTALLED ON POINTS BACKWARDS ALLOWING LEAD TO CONTACT MAIN DRIVE GEAR. GEAR HAD EATEN THROUGH INSULATION AND ALL BUT 2 STRANDS OF THE WIRE. MAG WAS NEARING COMPLETE FAILURE.Mar 10, 2006 · Cessna 185FSDR 2006FA0000304Magneto · chafedROUGH MAG IN FLIGHT. FOUND THAT CAPACITOR LEAD WAS INSTALLED ON POINTS BACKWARDS ALLOWING LEAD TO CONTACT MAIN DRIVE GEAR. GEAR HAD EATEN THROUGH INSULATION AND ALL BUT 2 STRANDS OF THE WIRE. MAG WAS NEARING COMPLETE FAILURE.Mar 10, 2006 · Cessna 185FSDR 2006FA0000302Magneto · chafedROUGH MAG IN FLIGHT. FOUND THAT CAPACITOR LEAD WAS INSTALLED ON POINTS BACKWARDS ALLOWING LEAD TO CONTACT MAIN DRIVE GEAR. GEAR HAD EATEN THROUGH INSULATION AND ALL BUT 2 STRANDS OF THE WIRE. MAG WAS NEARING COMPLETE FAILURE.Mar 10, 2006 · Cessna 185FSDR 2006FA0000328Shaft · shearedENGINE RUNUP INDICATED A DEAD MAGNETO. REMOVED AND DISASSEMBLED MAGNETO HOUSING. FOUND ROTOR SHAFT SHEARED OFF AT BOTTOM OF CAM SLOT. A FEW CRACKED SHAFTS HAVE BEEN FOUND AT 500 HR INSPECTIONS. RECOMMEND CLOSE INSPECTION OF THIS AREA AT REPAIR AND OVERHAULMar 9, 2006 · N5321U · Piper PA28R201SDR CA060307011Distributor Gear · stripped(CAN) REMOVED DUE TO ROUGH RUNNING ENGINE. ONCE THE MAGNETO WAS INSPECTED FOUND DISTRIBUTOR GEAR TEETH WERE STIPPED. DUE TO POSSIBLE BACKFIRE ON ENGINE. (TC NR 20060307011)Mar 6, 2006 · Robsin R44RAVENIISDR CA060307010Distributor Blk · worn(CAN) DURING A 500 HR INSPECTION FOUND DISTRIBUTOR BLOCK BUSHING WORN. THIS CAUSED THE GEAR TO WOBBLE. WHEN THE GEAR WOBBLED THE ELECTRODE MADE CONTACT WITH THE BLOCK TERMINALS. THIS CAUSED THE GEAR TO STRIP AND ELECTRODE TO BREAK. BUSHING POSSIBLY DID NOT HMar 6, 2006 · Robsin R44
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