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 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 THSDR AU990815Magneto · faulty(AUS) RIGHT MAGNETO FAULTY.SDR 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.SDR AU990821Rotor · broken(AUS) MAGNETO ROTOR BROKEN.SDR 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.SDR CA990812003Capacitor · failed(CAN) MAGNETO CAPACITOR FAILED CAUSING EXCESSIVE MAGNETO DROP WHEN TESTED.SDR CA990812005Points · worn(CAN) ACCELERATED WEAR OF POINTS IN MAGNETO SUSPECTED BY OPERATOR.SDR 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 POINTSSDR AU990737Magneto · faulty(AUS) MAGNETO FAULTY. ENGINE WAS JUST RECEIVED FROM OVERHAUL.SDR 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.SDR 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 MAGNESDR CA990812007Bearing · failed(CAN) MAGNETO BEARING DESINTEGRATION. SEE ALSO OPERATOR CONTROL NR 981109044.SDR CA991007020Gear · failed(CAN) INTERNAL GEAR FAILURE.SDR 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.SDR 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.SDR CA990728025Magneto · failed(CAN) DUAL MAGNETO WITH COMMON DRIVE FAILED BOTH RIGHT AND LEFT MAGS RESULTING IN POWER LOSS.SDR 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 WESDR 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.SDR 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.SDR 99ZZZX3092Gear · brokenUPON INSPECTION OF MAGNETO, NOTICED A GEAR TOOTH MISSING ON LEFT DISTRIBUTOR GEAR.SDR 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.SDR CA990719001Capacitor · failed(CAN) RIGHT MAGNETO CAPACITOR FAILURE. ENGINE WOULD NOT SHUT DOWN WITH MAGNETO SWITCH.SDR 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 SUSPECTEDSDR 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.SDR 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 PSDR 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)SDR 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 CAUSDR 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 CAUSDR 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.SDR 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.SDR 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.SDR 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.SDR 99ZZZX2128Impulse Coupling · wornIMPULSE COUPLING WORN BEYOND AD 99-04-04 LIMIT.SDR 99ZZZX2157Impulse Coupling · corrodedBOTH INMPULSE COUPLINGS ARE REJECTED DUE TO RUST ON AND AROUND THE PAWLS AND RIVETS.SDR 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,SDR AU990400Gear · stripped(AUS) LEFT MAGNETO NYLON DISTRIBUTOR GEAR HAD THREE TEETH MISSING.SDR AU990403Impulse Coupling · damaged(AUS) MAGNETO IMPULSE COUPLING DAMAGED.SDR 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 SYSDR 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 BEARINGSDR 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 TISDR 99ZZZX1742Washer · missingPOINTS, PN ES10-382585, WILL NOT MAKE OR BREAK CONTACT DUE TO MISSING INSULATING WASHER ON MAIN MOUNTING SCREW.SDR 99ZZZX2037Impulse Coupling · corrodedIMPULSE COUPLING CORRODED ON MAGNETO.SDR AU990296Points · worn(AUS) MAGNETO CONTACT POINTS ASSEMBLY WORN EXCESSIVELY ALLOWING THE POINTS GAP TO VARY CONSIDERABLY.SDR 99ZZZX1720Points · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.SDR 99ZZZX1719Capacitor · failedPOINTS CLOSED AND MAGNETO QUIT DUE TO MELTED CAM FOLLOWER. LYCOMING FACTORY OVERHAULED ENGINE, TELEDYNE CONT FACTORY OVERHAULED MAG, AND SLICK OVERHAULED HARNESS.SDR 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 ANDSDR 99ZZZX2103Impulse Coupling · failedIMPULSE COUPLING FAILS TO RETURN TO NORMAL LOADED POSITION.SDR 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 ENGISDR 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.SDR 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 TO
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