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 99ZZZX3486Magneto · damagedWHILE DOING AN ANNUAL INSPECTION, BOTH MAGS WERE FOUND TO HAVE LOOSE DISTRIBUTOR BLOCKS. THE SCREWS IN THE LEFT MAGNETO WERE COMPLETELY OUT AND THE BLOCK FELL OUT WHEN THE COVER WAS REMOVED. THE INSIDES OF BOTH BLOCKS WERE VERY DIRTY AND DID NOT LOOK LIKE THAug 18, 1999 · N84731 · Cessna 182PSDR AU990815Magneto · faulty(AUS) RIGHT MAGNETO FAULTY.Aug 17, 1999 · Avions R2160SDR 99ZZZX3450Magnet · crackedROTATING MAGNET PN 10-52947 HAS CRACKS, 2 EACH, BETWEEN DRIVE END OF CASTING AND MAGNETIC LAMINENTS ON BOTH POLES ONE OF WHICH IS APPROXIMATELY 75 PERCENT THROUGH MATERIAL. COMPONENT P/N S6LN-20410-163050-9.Aug 16, 1999SDR AU990821Rotor · broken(AUS) MAGNETO ROTOR BROKEN.Aug 13, 1999 · Piper PA28161SDR 99ZZZX3075Capacitor · failedDURING RUN-UP, CUSTOMER NOTED NO MAG DROP ON ONE MAGNETO. MAINTENANCE PERSONNEL FOUND CAPACITOR WAS 'OPEN' INTERNALLY, SO MAG COULD NOT GROUND WHEN SELECTED. NEW CAPACITOR WAS INSTALLED AND FUNCTION CHECKS WERE NORMAL.Aug 9, 1999SDR CA990812003Capacitor · failed(CAN) MAGNETO CAPACITOR FAILED CAUSING EXCESSIVE MAGNETO DROP WHEN TESTED.Aug 4, 1999 · Beech 76SDR CA990812005Points · worn(CAN) ACCELERATED WEAR OF POINTS IN MAGNETO SUSPECTED BY OPERATOR.Aug 2, 1999 · Cessna 177BSDR 99ZZZX3309Cam Follower · loosePILOT REPORTED DEAD MAGNETO ON SECOND LEG OF TRIP. MAGNETO REMOVED AND BREAKER COMPARTMENT INSPECTED REVEALING THE CAM FOLLOWER ON THE CONTACT POINTS WAS NO LONGER SECURED TO THE SPRING BY THE TWO SMALL STAINLESS STEEL RIVETS. REPLACED CONTACT BREAKER POINTSAug 2, 1999 · N564RA · Piper PA60601PSDR AU990737Magneto · faulty(AUS) MAGNETO FAULTY. ENGINE WAS JUST RECEIVED FROM OVERHAUL.Jul 30, 1999 · Avions R2160SDR CA990729007Gear · spalled(CAN) MAGNETO GEARS WHICH ARE SUSPECTED TO BE UNAPPROVED PARTS. ONT. SAIB NR CE-98-21R1 WAS RELEASED TO CORRECTLY IDENTIFY THE GEARS IN THE FIELD.Jul 29, 1999 · Cessna 150JSDR 99ZZZX3140Magneto · failedWHILE RETURNING HOME FROM A LONG CROSS-COUNTRY, THE ENGINE STARTED TO RUN ROUGH AND THEN IT SMOOTHED OUT. THE MAGNETOS WERE CHECKED IN-FLIGHT, AND FOUND THE LEFT MAGNETO WAS DEAD. UPON LANDING MAINTENANCE WAS CALLED. AFTER REMOVING THE COWLING, THE LT MAGNEJul 29, 1999 · N9522Q · Cessna 172RSDR CA990812007Bearing · failed(CAN) MAGNETO BEARING DESINTEGRATION. SEE ALSO OPERATOR CONTROL NR 981109044.Jul 27, 1999 · Robsin R44SDR CA991007020Gear · failed(CAN) INTERNAL GEAR FAILURE.Jul 24, 1999 · Dhav DHC2MK1SDR 99ZZZX3170Gear · fracturedPILOT COMPLAINED OF DEAD LT MAGNETO, RT ENGINE. UPON INSPECTION, FOUND THE MAIN ROTOR GEAR HAD FRACTURED INTO SEVERAL PIECES. ALL BREAKS APPEARED FRESH AND CLEAN.Jul 23, 1999 · N4109D · Piper PA31350SDR 99ZZZX3276Points · wornAIRCRAFT ENGINE QUIT IN-FLIGHT. MAGNETO CONTACT POINTS CLOSED, CONTACT POINTS WORE DOWN. SUBMITTER SUGGESTED CHECKING CONTACT POINTS EVERY 100 HOURS AND CHECK CAM FOR PITS.Jul 19, 1999 · N739ZY · Cessna 172NSDR CA990728025Magneto · failed(CAN) DUAL MAGNETO WITH COMMON DRIVE FAILED BOTH RIGHT AND LEFT MAGS RESULTING IN POWER LOSS.Jul 14, 1999 · Piper PA31350SDR CA990728068Screw · loose(CAN) SCREW SECURING ROTOR ASSY TO DISTRIBUTOR DRIVE GEAR FELL OUT BECOMING ENTANGLED IN GEAR TEETH ON DRIVE GEAR (FIBER), ALL WERE BROKEN OFF. ROTOR FELL DOWN JAMMING THE COIL AND CASE. THIS IS THE SECOND TIME THIS HAS OCCURRED. PREVIOUSLY, LOOSE SCREWS WEJul 12, 1999 · Dhav DHC2MK1SDR 99ZZZX2926Impulse Coupling · looseDURING INSPECTION OF MAGNETO AND IMPULSE COUPLING, FOUND ONE OF THE PAWL PINS WAS WORKING LOOSE FROM IMPULSE BODY. ALL OTHER WEAR APPEARED NORMAL. IMPULSE HAD BEEN INSPECTED 190 HOURS PRIOR AND HAD BEEN FOUND TO BE NORMAL.Jul 12, 1999 · N999SA · Bnorm BN2A26SDR 99ZZZX2906Points · misoverhauledRECEIVED ENGINE FROM VAN BORTEL AIR POWER, LYC FACTORY OVERHAUL. INSTALLED ENGINE IN HELICOPTER. ON GROUND RUN, NO ENGINE RPM INDICATION. REMOVED RIGHT (ENGINE SIDE) MAGNETO. FOUND TACH POINTS ASSEMBLED WRONG.Jul 8, 1999 · N461H · Robsin R22BETASDR 99ZZZX3092Gear · brokenUPON INSPECTION OF MAGNETO, NOTICED A GEAR TOOTH MISSING ON LEFT DISTRIBUTOR GEAR.Jul 6, 1999 · N8337C · Piper PA32R300SDR 99ZZZX3171Impulse Coupling · wornUPON ROUTINE INSPECTION OF IMPULSE COUPLING, FOUND THAT ONE OF THE PAWL ANCHOR PINS WAS LOOSE IN THE BODY OF THE IMPULSE. PART WAS IN SERVICE 202 HOURS.Jul 1, 1999 · N8216T · Piper PA32301SDR CA990719001Capacitor · failed(CAN) RIGHT MAGNETO CAPACITOR FAILURE. ENGINE WOULD NOT SHUT DOWN WITH MAGNETO SWITCH.Jun 30, 1999 · Cessna A185FSDR 99ZZZX2634Magneto · fracturedAIRCRAFT INBOARD TO SLC, UT. OIL PRESSURE FLUCTUATION NOTICED. ENGINE FEATHERED AS PRECAUTION. OIL LEAK AT BACK OF ENGINE. INSPECTION FOUND MAGNETO BASE FRACTURED AT LOWER HOLD-DOWN AREA OF CONTACT, 1/4 MOON SHAPE CHUNK HAD BROKEN OFF. SUBMITTER SUSPECTEDJun 30, 1999 · N800SA · Piper PA31350SDR 99ZZZX2928Impulse Coupling · failedDURING 100-HOUR INPSECTION OF MAGNETO, IMPULSE WAS FOUND TO BE NEAR TOTAL FAILURE. BOTH PAWL PINS WERE LOOSE IN BODY OF IMPULSE WITH ONE NEARLY READY TO PULL FREE. THIS ASSY HAD BEEN INSPECTED 98 HOURS PRIOR AND FOUND TO HAVE NORMAL WEAR.Jun 24, 1999 · N8216T · Piper PA32301SDR 99ZZZX2547Impulse Coupling · crackedWHILE CONDUCTING THE INSPECTION REQUIRED BY AD 99-04-04, CRACKS WERE DISCOVERED ON THE PAWL PLATE OF THE IMPULSE COUPLING. THE CRACKS WERE DIFFICULT TO SEE SINCE THE AREA IS HIDDEN BY THE PAWLS. THE PAWL SPRINGS MUST BE REMOVED FROM THE SPRING HOLES SO THE PJun 18, 1999 · N8908N · Piper PA32300SDR 20000714SH018Coil · defectiveHAVE FOUND FOUR OCCURRENCES OF FAULTY COILS IN SLICK MAGNETOS WITH HOURS FROM 400 - 1,900. SOME COILS ARE OLDER, P/N M3114C. REPLACEMENT P/N, K3975. (X)Jun 16, 1999 · N7382T · Cessna 172NSDR 99ZZZX2400Dist Block · wornDURING ROUTINE 500-HOUR INSPECTION OF BOTH MAGNETOS, OILITE BUSHING IN BOTH LT AND RT DISTRIBUTOR BLOCKS WERE FOUND WORN EXCESSIVELY. REPLACED WITH NEW K3822 DISTRIBUTOR BLOCK AND GEAR ASSEMBLIES. DUE TO LOW TIME ON MAGNETOS, SUBMITTER SUGGESTED POSSIBLE CAUJun 8, 1999 · N24708 · Cessna 152SDR 99ZZZX2399Dist Block · wornDURING ROUTINE 500-HOUR INSPECTION OF BOTH MAGNETOS, OILITE BUSHING IN BOTH LT AND RT DISTRIBUTOR BLOCKS WERE FOUND WORN EXCESSIVELY. REPLACED WITH NEW K3822 DISTRIBUTOR BLOCK AND GEAR ASSEMBLIES. DUE TO LOW TIME ON MAGNETOS, SUBMITTER SUGGESTED POSSIBLE CAUJun 8, 1999 · N24708 · Cessna 152SDR 99ZZZX2402Magneto · looseFOUND MAGNETO SEPARATED FROM ENGINE. HOLD DOWN BLOCKS WORE FLANGE DOWN. NEW LOCKING HARDWARE WAS INSTALLED PREVIOUSLY. SUBMITTER STATED THIS HAS BEEN FOUND ON 3 OTHER INSTALLATIONS OVER PAST 2 YEARS.May 27, 1999 · N34SA · Mooney M20JSDR 99ZZZX2641Pin · wornENGINE HAS NOTHING BUT SPLASH LUB IN ACCESSORY AREA, AND MAG MOUNTS HIGH ON REAR CASE AND RUNS DRY. INSTALLED ON ENGINE: 10-2-98. CHANGED 5-23-99. 777.2 HRS OFF, 297.4 HRS ON = 479.8 HRS TT.May 26, 1999 · N2897X · Piper PA32300SDR 99ZZZX2377Impulse Coupling · bentDURING C/W MAGNETO 500-HOUR INSPECTION AT AN ANNUAL, A BENT RIVET WAS FOUND ON LEFT MAGNETO IMPULSE COUPLING PAWL. GAP EXCEEDED 0.150 INCH.May 21, 1999 · N444AW · Bbavia 8GCBCSDR CA990531010Points · broken(CAN) DURING GROUND RUN, MAGNETO CHECK WAS PERFORMED A PER ENGINE RUN-UP LIST. WHEN THE RIGHT MAG WAS SELECTED, THE RIGHT ENGINED DIED. INVESTIGATION REVEALED THAT THE MAIN POINT CAM FOLLOWER WAS BROKEN OFF AND MISSING. MAGNETO WAS REPLACED.May 20, 1999 · Robsin R44SDR 99ZZZX2128Impulse Coupling · wornIMPULSE COUPLING WORN BEYOND AD 99-04-04 LIMIT.May 13, 1999 · N2947N · Piper PA32300SDR 99ZZZX2157Impulse Coupling · corrodedBOTH INMPULSE COUPLINGS ARE REJECTED DUE TO RUST ON AND AROUND THE PAWLS AND RIVETS.May 6, 1999 · N9624E · Cessna 182QSDR 99ZZZX2181Shaft · shearedWHILE PERFORMING OPERATIONAL CHECK OF MAGNETO SYSTEM, NOTED THAT NORMAL DROP OCCURRED AT 1,800 RPM'S, BUT WAS ROUGH AT LOWER RPM'S. AFTER ELIMINATING PLUGS AND IGNITION HARNESS FOR DEFECTS, PULLED AND INSPECTED MAGNETO. UPON OPENING THE POINT/CAPACITOR AREA,May 1, 1999 · N5738W · Piper PA28150SDR AU990400Gear · stripped(AUS) LEFT MAGNETO NYLON DISTRIBUTOR GEAR HAD THREE TEETH MISSING.Apr 23, 1999 · Piper PA31PSDR AU990403Impulse Coupling · damaged(AUS) MAGNETO IMPULSE COUPLING DAMAGED.Apr 20, 1999 · Cessna 182HSDR 99ZZZX1646Capacitor · failedDURING GROUND RUN, NOTED THE LEFT MAG HAD NO RPM DROP DURING A MAG CHECK. SWITCHED THE LEFT MAG OFF AND THE ENGINE STAYED RUNNING. CHECKED THE IGNITION SWITCH SYSTEM AND DETERMINED IT TO BE CONNECTED AND OPERATING PROPERLY. REPLACED THE CAPACITOR AND THE SYApr 19, 1999 · N55209 · Piper PA32300SDR 99ZZZX2728Bearing · failedOPERATORS OF AVCO LYCOMING O-540-E4C5 ENGINES FITTED TO BRITTEN NORMAN ISLANDER AIRCRAFT IN GUYANA HAVE BEEN EXPERIENCING PREMATURE FAILURE OF THE MAGNETO DRIVE GEAR BEARINGS. THERE HAVE BEEN INSTANCES OF REPORTED HARD STARTING. ON INVESTIGATION, THE BEARINGApr 17, 1999SDR 99ZZZX1874Impulse Coupling · damagedON A ROUTINE FLIGHT, PILOT NOTICED A DIFFERENT SOUND TO ENGINE. UPON LANDING, PERFORMED A MAGNETO CHECK AND WHEN SWITCHED TO LEFT MAGNETO, THE ENGINE STOPPED RUNNING. INSPECTION REVEALED THE LEFT MAGNETO IMPULSE COUPLING SPRING HAD BROKEN ALLOWING MAGNETO TIApr 8, 1999 · N37050 · Beech F33ASDR 99ZZZX1742Washer · missingPOINTS, PN ES10-382585, WILL NOT MAKE OR BREAK CONTACT DUE TO MISSING INSULATING WASHER ON MAIN MOUNTING SCREW.Apr 1, 1999SDR 99ZZZX2037Impulse Coupling · corrodedIMPULSE COUPLING CORRODED ON MAGNETO.Mar 29, 1999 · N6594E · Cessna 182RSDR AU990296Points · worn(AUS) MAGNETO CONTACT POINTS ASSEMBLY WORN EXCESSIVELY ALLOWING THE POINTS GAP TO VARY CONSIDERABLY.Mar 26, 1999 · Beech F33ASDR 99ZZZX1720Points · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.Mar 24, 1999 · N756H · Enstrm F28FSDR 99ZZZX1719Capacitor · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.Mar 24, 1999 · N756H · Enstrm F28FSDR CA990401003Gear · worn(CAN) ON INSPECTION, ALUMINUM FLAKES WERE FOUND IN THE OIL FILTER ON THE NR 2 ENGINE. INVESTIGATION FOUND THE LEFT HAND MAGNETO LOOSE DUE TO BEARING SHAFT WEAR. THIS ALLOWED THE DRIVE GEAR TO TILT AND CONTACT THE ENGINE CASE CAUSING ALUMINUM TO WEAR AWAY ANDMar 22, 1999 · Piper PA31SDR 99ZZZX2103Impulse Coupling · failedIMPULSE COUPLING FAILS TO RETURN TO NORMAL LOADED POSITION.Mar 17, 1999 · N41896 · Piper PA28151SDR 99ZZZX1560Gasket · wrong partDURING 100-HOUR ANNUAL INSPECTION, MAGNETO TYPE BENDIX D2000 SERIES REMOVED FOR CONTACT BREAKER REPLACEMENT AND INTERNAL TIMING CHECK. MAGNETO REFITTING WITH LYCOMING GASKET P/N 62224 INSTEAD OF LW-12681. THE MAGNETO BECAME LOOSE AND BACKED OFF FROM THE ENGIMar 15, 1999 · N45277 · Cessna 177RGSDR 99ZZZX1462Impulse Coupling · wornCUSTOMER COMPLAINED OF HARD STARTING. REMOVED LEFT MAGNETO AND FOUND IMPULSE FLYWEIGHTS (PAWLS) NOT ENGAGING THE STOP PINS WHEN ROTATED AT STARTING SPEED DUE TO SEVERE WEAR OF THE PAWL OR PIVOT PINS. IMPULSE COUPLING HAD BEEN INSTALLED 54 HOURS AGO.Mar 12, 1999 · N33319 · Piper PA28151SDR 99ZZZX1401Magneto · failedWHEN THE MAGNETO WAS DISASSEMBLED, NOTED THE BEARING CAP ASSEMBLY HAD WORN ENOUGH TO BECOME A LOOSE FIT IN THE MAGNETO HOUSING RESULTING IN CONTACT BETWEEN THE ROTOR AND POLE SHOES DURING OPERATION. THE BEARING CAP ASSEMBLY RETAINING HARDWARE WAS STILL IN A TOMar 3, 1999 · N153ER · Piper PA28161
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