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 96ZZZX4825Magneto · defectiveINSPECTED MAG IAW 500-HOUR INSPECTION AT 1,057 HRS TTSN AND FOUND DISTRIBUTOR BLOCK DRIVEN GEAR BEARING BROKEN LOOSE FROM BLOCK (BROWN BLOCK). REPLACED WITH 10-682054 BLOCK. ENGINE STILL HAD ACCEPTABLE MAG DROP. APPROXIMATELY 500 HRS SINCE LAST 500-HOUR COMPSDR AU960628Magneto · contam-water(AUS) NO3 AND NO4 ENGINE MAGNETOS CONTAMINATED WITH MOISTURESDR 96ZZZX2768Gear Assy · teeth failedLT MAG FAILED DURING CLIMB-OUT. RETURNED TO AIRPORT. DURING ROLL-OUT, RT MAG FAILED. INVESTIGATION REVEALED BOTH DISTRIBUTOR GEARS HAD BROKEN TEETH. MAG HAD BEEN OVERHAULED APPROXIMATELY 400 HOURS PRIOR, BUT GEARS DID NOT APPEAR TO BE NEW DUE TO DISCOLORATSDR 96ZZZX2786Bearing · misinstalledWHILE IN LEVEL FLIGHT, THE RIGHT ENGINE QUIT WITHOUT WARNING. UPON INVESTIGATION, DETERMINED THE DRIVE DOWEL PIN (STD-1065) HAD BEEN SHEARED, AND THE LEFT IDLER GEAR (71668) HAD LOST A TOOTH AND JAMMED THE MAGNETO DRIVE GEAR (GEAR RETAINER ASSY LW-19102 OR LWSDR 96ZZZX2511Points · deformedAIRCRAFT WAS BEING RUN BEFORE FLIGHT. WHEN SHUTTING RIGHT MAG OFF ON LEFT ENGINE, ENGINE QUIT. CHECKED P-LEADS FOR GROUNDING AND PROPER INSTALLATION. REMOVED MAG AND CHECKED COIL, POINT GAP AND REPLACED CONDENSER. UPON CHECKING E-GAP FOUND POINTS NOT CLOSISDR CA960502006Distributor Gear · loose electrode(CAN)THE MAGNETO WAS SENT IN FOR OVERHAUL, 215 HOURS AFTER A 500 HOUR INSPECTION. THE CUSTOMER HAD SNAGGED IT FOR NOT FIRING. INTERNAL INSPECTION FOUND THAT THE ELECTRODE AND AXLE ASSEMBLY HAD COME LOOSE F ROM THE GEAR ITSELF. THE GEAR IS OF THE NEWEST TYPE ANSDR AU960487Coil · cracked(AUS) RH ENGINE LH MAGNETO 'CLEAR CASE' COIL DETERIORATED AND CASE SEVERLY CRACKED - FOUND DURING INSPECTION IAW AD/ELECT/66 AMDT 1 - AIRCRAFT WAS PREVIOUSLY REGISTERED AS VH-EZTSDR AU960504Distributor · damaged(AUS) MAGNETO RH SIDE DISTRIBUTOR GEAR BUSHING LOOSE CAUSING DAMAGE TO THE GEAR SHAFT - MAGNETO CAPACITOR OPEN CIRCUITEDSDR 96ZZZX2414Distributor Gear · teeth missingENGINE ROUGNESS NOTED. INSPECTION REVEALED RIGHT MAGNETO DISTRIBUTOR GEAR MISSING SOME OF ITS TEETH (NOTED 259.6 HRS SINCE ITS LAST INSPECTION). CAUSE UNKNOWN.SDR 96ZZZX3276Distributor · malfunctionedSHUT DOWN NR 2 ENGINE DUE TO ROUGHNESS (21172).SDR 96ZZZX2515Magneto · misinstalledENGINE FAILURE OCCURRED UPON REACHING 4,500 FEET. EMERGENCY LANDING AT AIRPORT WAS MADE. INVESTIGATION DETERMINED MAGNETO HAD FALLEN OFF ENGINE. INSPECTION REVEALED MAGNETO HAD BEEN REMOVED 4 MONTHS EARLIER TO C/W AD 78-09-07RE. UPON REINSTALLATION OF MAGNSDR CA960419004Magneto · mag drop(CAN)EXCESSIVE MAG DROP, LEFT MAG RIGHT ENGINE, MAGNETO REPLACED WITH SERVICEABLE UNITSDR CA960415008Impulse Spring · broken(CAN)ON CLIMBOUT, ENGINE RPM DROPPED TO IDLE. EXAMINATION REVEALED THE DUAL MAGNETO IMPULSE SPRING BROKEN. AWD 78-09-07 NOT COMPLIED WITH.SDR AU960469Clamp · faulty(AUS) DUAL MAGNETO RETAINING CLAMP ALLOWED MAGNETO TO ROTATE ON THE MOUNTINGSDR 96ZZZX2293Impulse Cam · wornUPON INSPECTION OF CAMS IN IMPULSE COUPLINGS FOR WEAR PER AD 78-09-07, FOUND ONE FLYWEIGHT AND RIVET WORN WELL BEYOND LIMITS. THIS IS NEW STYLE CAM WITH SNAP RING ASSEMBLY. FOR A TOTAL TIME OF ONLY 595 HOURS, FEEL THIS TO BE SIGNIFICANT WEAR AND WOULD ALSO QSDR CA960418015Breaker Points · worn(CAN)ON THE 100 HOUR INSPECTION, BOTH MAGNETOS HAD BEEN CHECKED FOR CONDITION AND TIMING AS CALLED FOR IN THE CESSNA INSPECTION PROGRAM AND A POST INSPECTION RUN-UP DONE WITH ALL ENGINE PARAMETERS FOUND NORMAL. ON THE FIRST FLIGHT AFTER INSPECTION, A POWER LOSSDR 96ZZZX2026Magneto · failedROUGH MAGNETO ENCOUNTERED ON RUN-UP MAGNETO CHECK. INSPECTION FOUND FAILED ROTOR AT TRAILING FINGER TOWER WHICH CAUSED ROTOR TO LOCK UP IN TOWER, SHEARING DRIVE GEARS ON PLASTIC GEAR BENDING DRIVE COUPLING TIN, AND DESTROYING DRIVE CUSHIONS AND DEFORMING END SDR 96ZZZX2296Bearing · looseROTORSHAFT CAM-END BEARING FIT TOO LOOSE. SHAFT AND CAM MOVE LATERALLY GIVING VARYING POINT GAP AND TIMING. TIMING FOUND OUT-OF-TOLERANCE DURING CHECK OF TCM SB 643(1). THIS MAGNETO FURNISHED ON LYCOMING FACTORY REMANUFACTURED ENGINE.SDR 96ZZZX2138Magneto · defectivePILOT COMPLAINED OF MISFIRING ENGINE. FOUND BOTH MAGNETOS WOULD CAUSE MISFIRING. REPLACED BOTH MAGS AND PROBLEM WENT AWAY. TCM REBUILT ENGINE WAS INSTALLED ON 10-95 WHICH INCLUDED THE MAGS.SDR 96ZZZX2137Magneto · defectivePILOT COMPLAINED OF MISFIRING ENGINE. FOUND BOTH MAGNETOS WOULD CAUSE MISFIRING. REPLACED BOTH MAGS AND PROBLEM WENT AWAY. TCM REBUILT ENGINE WAS INSTALLED ON 10-95 WHICH INCLUDED THE MAGS.SDR 96ZZZX2579Impulse Coupler · wornMAGNETO SQAWKED AS DEAD. REMOVED AND DISASSEMBLED MAGNETO, FOUND COIL TAB BENT UPWARD TO MAKE UP FOR THE ERODED CONDITION OF TAB. TAB HAD COME IN CONTACT WITH METAL AREA OF ROTOR. WORN THROUGH, GROUNDING MAG. IMPULSE COUPLING WORN SO BADLY AS TO NARROWLY MSDR 96ZZZX2164Contact Points · corrodedJUST PRIOR TO AIRCRAFT BEING INDUCTED FOR 100-HOUR INSPECTION, PILOT INFORMED MAINTENANCE OF ROUGH RT MAG ON RT ENGINE. INVESTIGATION SHOWED SEVERE CORROSION ON POINTS, GEARS, CAPACITOR, AND BEARINGS. CHECK REMAINING 3 MAGNETOS AND FOUND IDENTICAL CONDITIONSSDR 96ZZZX2163Contact Points · corrodedJUST PRIOR TO AIRCRAFT BEING INDUCTED FOR 100-HOUR INSPECTION, PILOT INFORMED MAINTENANCE OF ROUGH RT MAG ON RT ENGINE. INVESTIGATION SHOWED SEVERE CORROSION ON POINTS, GEARS, CAPACITOR, AND BEARINGS. CHECK REMAINING 3 MAGNETOS AND FOUND IDENTICAL CONDITIONSSDR 96ZZZX2162Contact Points · corrodedJUST PRIOR TO AIRCRAFT BEING INDUCTED FOR 100-HOUR INSPECTION, PILOT INFORMED MAINTENANCE OF ROUGH RT MAG ON RT ENGINE. INVESTIGATION SHOWED SEVERE CORROSION ON POINTS, GEARS, CAPACITOR, AND BEARINGS. CHECK REMAINING 3 MAGNETOS AND FOUND IDENTICAL CONDITIONSSDR 96ZZZX2161Contact Points · corrodedJUST PRIOR TO AIRCRAFT BEING INDUCTED FOR 100-HOUR INSPECTION, PILOT INFORMED MAINTENANCE OF ROUGH RT MAG ON RT ENGINE. INVESTIGATION SHOWED SEVERE CORROSION ON POINTS, GEARS, CAPACITOR, AND BEARINGS. CHECK REMAINING 3 MAGNETOS AND FOUND IDENTICAL CONDITIONSSDR 96ZZZX2020Distributor Gear · damaged'ENGINE WON'T START' - 766.8 HRS HOBBS. FOUND DISTRIBUTOR GEAR M3056 BURNED. FOUND THE MS20822 FITTING TO PRESSURIZE THE MAGNETO HAD BEEN SCREWED INTO THE OUTER CASE AND BOTTOMED OUT AGAINST THE DISTRIBUTOR HEAD M3820. SUBMITTER SURMISES THE LACK OF PRESSURSDR 96ZZZX2292Coil · crackedDURING ANNUAL INSPECTION, FOUND MAGNETO COIL CRACKED IN NUMEROUS PLACES. AD 94-01-03 R2 REQUIRES REPLACEMENT OF THESE COILS, BUT THIS SERIAL NUMBER MAGENTO IS NOT COVERED BY THE AD (COIL IS AN OPAQUE AMBER COLOR AS REFERENCED IN TELEDYNE CONTINENTAL IGNITION SDR CA960412002Gear · sheared teeth(CAN)IN CRUISE, ENGINE SUDDENLY RAN ROUGH AND RPM DROPPED. MAG CHECK INDICATED LEFT MAG DEAD. MAGNETO REMOVED FOR TEST. PLASTIC GEAR HAD 12 TEETH SHEARED OFF. THIS MAG HAD BEEN OVERHAULED BY REPAIR STATIONUT2R226L.SDR CA960418003Distributor Gear · failed tooth(CAN)BROKEN TOOTH AND WORN OUT FINGER ON DISTRIBUTOR GEAR.SDR 96ZZZX2064Contact Assy · looseENGINE FAILED TO MAKE FULL STATIC RPM ON GROUND. UPON FURTHER INSPECTION, IT WAS DETERMINED TO BE A MAGNETO PROBLEM. UPON OPENING MAG COVER, BOTH SETS OF CONTACTS WERE FOUND TO BE LOOSE. THE CONTACT ASSY SCREW (NOT MOUNTING SCREWS) WERE DETERMINED TO BE LOOSDR 96ZZZX2063Contact Assy · looseDURING 100-HOUR INSPECTION AND C/W AD 78-9-7R3 (BENDIX IMPULSE COUPLING AND PIN INSP), THE MAIN CONTACT ASSY WAS FOUND LOOSE AND SURROUNDING AREA FROSTED. AGAIN, THE MOUNTING SCREWS WERE TIGHT, BUT THE MFG ASSY SCREW AND NUT WERE LOOSE CAUSING CONTACT HALVES SDR 96ZZZX1708Magneto · failedIMPULSE COUPLING FAILED CAUSING SEIZURE OF MAGNETO, BREAKING MAGNETO CASE (SLICK).SDR AU960360Capacitor · failed(AUS) LH MAGNETO CAPACITOR FAILEDSDR 96ZZZX3757Magneto · failedMAGNETO WAS FOUND WITH DRIVE NUT HAVING NO THREADS AND NO THREADS ON DRIVE.SDR 96ZZZX1712Coil · openDURING RUN-UP, PILOT EXPERIENCED RT MAGNETO EXCESSIVE DROP. ON REMOVAL BY MAINTENANCE, ENGINE WOULD NOT RUN ON RT MAGNETO. FOUND OPEN IN SECONDARY COIL WINDINGS.SDR 96ZZZX3566Impulse Coupler · excess wearDURING ROUTINE MAINTENANCE (COMPRESSION CHECK) ENGINE 'LOCKED UP.' UPON INVESTIGATION/EXAMINATION, IMPULSE COUPLER PAWL AND PAWL AXIS FOUND EXTREMELY WORN ALLOWING IMPULSE COUPLING TO JAM INTERMITTENTLY WITH NO WARNING.SDR 96ZZZX2376Distributor Gear · brokenENGINE WOULD NOT RUN WHEN RIGHT MAGNETO SELECTED. INSPECTION REVEALED TEETH ON DISTRIBUTOR GEAR (PLASTIC) HAD SHEARED OFF. GEAR DID APPEAR TO BE YELLOWED FROM AGE AS IF IT HAD NOT BEEN REPLACED AT LAST OVERHAUL.SDR AU960317Spring · broken(AUS) LH ENGINE LH MAGNETO IMPULSE COUPLING SPRING BROKEN - ENGINE HAD NOT OPERATED FOR APPROXIMATELY 8 MONTHS WHILE AIRCRAFT WAS WAITING FOR FITMENT OF THE RH ENGINE - ENGINE WAS GROUND RUN ON AWEEKLY BASIS - SUSPECT CORROSION AS CAUSE OF FAILURESDR 96ZZZX1341Capacitor · failedWHEN RT MAG SELECTED DURING ENGINE RUN-UP CHECK, ENGINE FAILED. OBSERVED EXCESSIVE SPARKING AND POINT WEAR (7 HRS SINCE NEW). ENGINE RAN NORMALLY AFTER REPLACEMENT OF CAPACITOR AND POINT ADJUSTMENT. SUSPECT MANUFACTURING DEFECT OF PMA CAPACITOR.SDR 96ZZZX1123Magneto · defectiveMAGNETO CAME INSTALLED ON FACTORY OVERHAULED ENGINE. WHEN CONNECTING IGNITION HARNESS, NOTED RETARD LEAD COULD BE PUSHED ALL THE WAY INTO THE MAG WITHOUT TOUCHING CONTACT FINGER SPRING. REAR COVER REMOVED TO ADJUST FINGER AND RIGHT POINT SET FOUND LOOSE, ANDSDR 96ZZZX1122Magneto · clamp brokenCOIL CLAMP FOUND BROKEN AT BEND RADIUS DURING MAGNETO 500-HOUR INSPECTION. NOTE: CLAMP HAD WHITE DYKEM MARK PER TCM MANUAL PAGE 7-6, PARAGRAPH 7.2.G(D).SDR 96ZZZX1710Geartooth · brokenREMOVED MAGNETO DUE TO ROUGH ENGINE. FOUND A TOOTH BROKEN OFF OF LEFT DISTRIBUTOR GEAR. MAGNETO WAS ON A LYCOMING FACTORY OVERHAUL. MAGNETO WAS OVERHAULED BY ELECTRO SYSTEMS, INC.SDR 96ZZZX853Clamp Nut · missingRIGHT MAGNETO TOP ATTACHMENT MISSING. CLAMP, 66M21195. WASHER, STD-475. WASHER, STD-1727. NUT, STD-1410. RIGHT MAGNETO INSTALLED 10-12-95. TOTAL TIME 168 HOURS. ACFT TT 4,328.5 HOURS.SDR AU960142Magneto · faulty(AUS) MAGNETO FAILED TO COMPLY WITH AD/ELEC/18 AMDT3 - PERSONNEL/MAINTENANCE ERRORSDR AU960141Bearing · failed(AUS) MAGNETO BEARING FAILED - AD/ELEC/18 AMDT3 HAS NOT BEEN COMPLIED WITH - PERSONNEL/MAINTENANCE ERROR - SEE MDR 96/0142 FOR SIMILAR DEFECTSDR CA960222024Magneto · faulty(CAN) WHILE COMPLYING WITH SB 643 AT FOUR YEAR INTERVAL OR ONE TIME ENGINE, IT WAS DISCOVERED BOTH MAGNETOS WERE IN NEED OF REPLACEMENT. THERE WERE NO RECORDS SHOWING WHEN RIGHT MAGNETO WAS INSTALLED AND THE LEFT ONE WAS FOUND WITH MISSING BEARING BALLS, CASE SDR AU960222Magneto · contam water(AUS) RH ENGINE RH MAGNETO FAULTY - INVESTIGATION FOUND WATER CONTAMINATION SUSPECT CAUSED BY BLOCKAGE OF GAUZE SCREENSDR AU960346Magneto · out of adjust(AUS) MAGNETO CONTACT GAP LESS THAN 0.3048MM (0.012IN) - INTERNAL TIMING GEAR OUT BY ONE TOOTHSDR AU960345Coupling · worn(AUS) MAGNETO IMPULSE COUPLING WORN IN EXCESS OF 0.3556MM (0.014IN) - INTERNAL TIMING GEAR OUT ONE TOOTH - FOUND DURING INSPECTION IAW AD/ELECT/27 AMDT6SDR AU960343Magneto · faulty(AUS) MAGNETO CAPACITOR LEAKING - CONTACT GAP LESS THAN 0.304MM (0.012IN)
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