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 CA060307009Shaft · wornDURING A 500 HR MAG INSPECTION, FOUND SHAFT FOR THE ROTATING MAGNET WORN BEYOND LIMITS. BELIEVE SOMEONE HAD TRIED TO CHANGE THE COUPLING AND THEN COULD NOT PULL COUPLING OFF THE SHAFT. THE NUT WAS REINSTALLED, TIGHTEN AND NEW COTTER PIN INSTALLED, BUT FAILEDMar 6, 2006 · Robsin R44SDR P3E2006F00000Points · wornON THE FIRST FLIGHT OF THE DAY, TAKING OFF FROM OPA-LOCKS AIRPORT, REDUCING POWER TO CLIMB, THE LT ENGINE BACKFIRED AND THE MANIFOLD PRESSURE SHOWED A SLIGHT DROP. AT THAT TIME THE CAPTAIN DECIDED TO DO A PRECAUTIONARY ENGINE SHUTDOWN AND RETURN TO HOME BASE.Feb 21, 2006 · N15MA · Doug C47SDR FFKA2006110Magneto · brokenTHE MOUNTING FLANGE ON THE MAGNETO BROKE, CAUSING THE MAGNETO TO BACK OUT OF THE ACCESSORY HOUSING OF THE ENGINE, SUBSEQUENTLY CAUSING A LOSS OF ENGINE POWER AND A FORCED LANDING. PERFORMING DYE-PENETRATE INSPECTIONS ON A 100HR BASES ON ALL DUEL MAGNETO APPLIFeb 21, 2006 · N8985C · Piper PA32R300SDR CA060224006Adapter · brokenDURING 25 HOUR INSPECTION, OIL WAS DRAINED FROM ENGINE AND FOUND BEARING CAGE BALL RETAINER MADE OF PLASTIC (KIND OF) ON ENGINE OIL SCREEN. REMOVED BOTH MAGNETO DRIVE ADAPTER ASSEMBLY AND FOUND THE PROBLEM ON THE RT ADAPTER (BALL RETAINERS MISSING). REPLACEDFeb 15, 2006 · Hughes 269C1SDR IKJ2006F00000Rotor · failedRT MAGNETO HAD EXCESSIVE DROP AFTER STARTUP. TRIED CLEARING ENG AND FOUND ENGINE DIED ON THAT MAG. FOUND MAGNETO DISTRIBUTOR GEAR HAD 13 TEETH MISSING (ALL PIECES RECOVERED FROM THE MAG). REASSEMBLED WITH NEW PART. PILOT FLEW ABOUT AN HOUR NO PROBLEMS. NEXFeb 8, 2006 · N159RP · Robsin R44SDR CA060323001Housing · cracked(CAN) DURING SCHEDULED MAINTENANCE, AN OIL LEAK WAS NOTED AT THE RT ENGINE MAGNETO GASKET. THE MAGNETO WAS REMOVED TO REPLACE A DEFECTIVE GASKET. UPON CLOSER INSPECTION A SMALL CRACK WAS FOUND ALONG THE MAGNETO MOUNTING FLANGE. OIL WAS SEEPING THROUGH THE CRACJan 31, 2006 · Rkwell 700SDR 2006FA0000118Magneto · inoperativeON ENGINE INSPECTION RUN-UP MAGNETO RPM DROP NORMAL. WHEN MECHANIC ATTEMPTED TO CHECK TIMING, FOUND TIMING 20 DEGREES LATE. REMOVED AND DISASSEMBLED MAGNETO. FOUND DISTRIBUTOR CARBON BRUSH MISSING AND ROTOR SHAFT BROKEN AT BASE OF SLOT FOR POINT CAM. ALSO Jan 30, 2006 · N295ND · Piper PA44180SDR 2006FA0000110Magneto · inoperativeMETAL IN MAGNETO. (K)Jan 23, 2006SDR 2006FA0000099Magneto · inoperativeSHOWER OF SPARKS DOESN`T WORK IAW TEST CELL. (K)Jan 23, 2006SDR CA060125005Points · worn(CAN) WHEN PERFORMING GROUND RUNUP,CHECKING MAGS ON RT ENG, ENG WOULD QUIT WHEN RUNNING ON LT MAG ONLY. TROUBLESHOOTING REVEAL THAT LT POINTS WERE WORN SO MUCH THAT THEY WERE NOT OPENNING. POINTS WERE REPLACED AND ENGINE RAN NORMAL AGAIN. THIS HAS BEEN RECUJan 19, 2006 · Piper PA44180SDR 2006FA0000045Distributor Gear · failedELEVEN GEAR TEETH FAILED ON NYLON DISTRIBUTOR GEAR.Jan 18, 2006 · N4718K · Cessna R172KSDR CA060118003Clamp · failedENGINE MAGNETO COIL CLAMP FAILED.Jan 17, 2006 · Robsin R44RAVENIISDR 2006FA0000032Pump · leakingAIRCRAFT WAS PARKED FOR 3 WEEKS. FOUND FUEL/OIL MIX LEAKING FROM MUFFLER EXHAUST PIPE. FUEL LEAKED VIA GRAVITY FROM TANKS THROUGH PUMP, INTO PUMP DRIVE LEVER AREA, THEN, VIA THE ACCESSORY SECTION INTO ENGINE . FOUND ENGINE CRANK CASE FILLED WITH AVGAS. CYLINDJan 12, 2006 · N79LU · Cessna 172RSDR 2006FA0000033Pump · leakingAIRCRAFT WAS PARKED FOR 3 WEEKS. FOUND FUEL/OIL MIX LEAKING FROM MUFFLER EXHAUST PIPE. FUEL LEAKED VIA GRAVITY FROM TANKS THROUGH PUMP, INTO PUMP DRIVE LEVER AREA, THEN, VIA THE ACCESSORY SECTION INTO ENGINE . FOUND ENGINE CRANK CASE FILLED WITH AVGAS. CYLINDJan 12, 2006 · N79LU · Cessna 172RSDR CA060306007Magneto · failed(CAN) AIRCRAFT HARD TO START AND 125 DROOP. REPLACED LT MAGNETO. (TC NR 20060306007)Jan 10, 2006 · Hughes 269C1SDR FFKA2006108Magneto · brokenAFTER AN EMERGENCY LANDING, MAINTENANCE INSPECTED ENGINE AND FOUND THE DUEL MAGNETO HAD BROKEN OFF THE ENGINE ACCESSORY CASE. AFTER A RECORD SEARCH OF THE AIRCRAFT IT WAS FOUND TO HAVE TWO OTHER MAGNETOS INSTALLED IN THE PAST TWO YEARS. THERE MIGHT BE A PROBLJan 6, 2006 · N333TG · Piper PA32R300SDR 2006FA0000013Impulse Coupling · looseDURING 500 HOUR MAG AND IMPULSE COUPLING INSPECTION FOUND ONE IMPULSE COUPLING PAWL RETAINING RIVET VERY LOOSE IN IMPULSE HOUSING. NO DAMAGE NOTED. (K)Dec 28, 2005 · N739XK · Cessna 172NSDR BGI2006F00000Coil · failedOWNER COMPLAINED OF INTERMITTENT ROUGHNESS AND AT TIMES COMPLETE FAILURE OF RT MAG. UPON INVESTIGATION THE COIL GROUND WIRE WAS FOUND CHAFING ON THE DISTRIBUTOR GEAR TEETH. THE MULTISTRAND WIRES WERE COMPLETELY SEVERED AND ONLY A SMALL AMOUNT OF INSULATION WDec 23, 2005 · N8372H · Robsin R44SDR FFKA2005107Magneto · inoperativePILOT REPORTED A DEAD LEFT MAGNETO ON ENGINE GROUND RUN. MAINTENANCE REMOVED MAGNETO AND FOUND NEEDLE BEARINGS FROM THE LEFT HAND SIDE OF MAGNETO DRIVE GEAR IN MAGNETO HOUSING. MAINTENANCE REPLACED MAGNETO AND GROUND RUN WAS NORMAL.Dec 21, 2005 · N8954C · Piper PA32R300SDR CA060213005Bearing · broken(CAN) SMALL METAL FRAGMENT DISCOVERED WHILE CHANGING ENGINE OIL. FOUND TO BE PART OF A BEARING KEEPER IN RT MAGNETO ADAPTER BEARINGS. THIS IS THE SECOND TIME THIS PROBLEM HAS OCCURRED ON THIS AIRCRAFT. (TC NR 20060213005)Dec 20, 2005 · Hughes 269C1SDR CA051220009Housing · crackedMAGNETO WAS REMOVED FROM THE AIRCRAFT FOR ROUTINE INSPECTION. MOUNTING LUG FOUND CRACKED DURING 500HR MAGNETO INSPECTION. POSSIBLE BAD CASTING, OR OVERTORQUE ON HOLD DOWN NUT DURING INSTALLATION OF MAGNETO AT THE FACTORY.Dec 20, 2005 · Robsin R44RAVENIISDR 2005FA0001618Distributor Gear · disintegratedDURING CRUISE LT ENGINE BEGAN TO RUN ROUGH. MAINTENANCE TRACED PROBLEM TO LT MAG. UPON OPENING THE MAGNETO, DISCOVERED THE DISTRIBUTOR GEAR MISSING 98 PERCENT OF ITS TEETH WITH MANY BROKEN PIECES AND SHAVINGS INSIDE THE MAG. THE DISTRIBUTOR GEAR BUSHING IS Dec 15, 2005 · N2740 · Dhav DHC2*SDR AU510002074Points · unserviceableRT MAGNETO CONTACT BREAKER POINT LOOSE ON SPRING ASSEMBLY. CONTACTS HAD BEEN REPLACED APPROXIMATELY 13 HOURS PREVIOUSLY. SUSPECT BREAKER INCORRECTLY SWAGED ONTO SPRING.Dec 12, 2005 · Beech 76SDR AU510002057Magneto · failed(AUS) LT AND RT MAGNETOS PREMATURELY WORN. LT MAGNETO, HIGH VOLT CONTACT TERMINALS IN DIST BLOCK/CAP ARE ERODED/ARCED. HIGH VOLT DIST ARM TIP HAS ERODED CENTER WIPER ELECTRODE, ARCED END W/PITTING, MATERIAL BREAK DOWN. POINTS SHOW SIGNS OF PITTING WITHIN SEDec 12, 2005 · Cirrus SR20SDR GNB2006F00002Distributor Gear · strippedENROUTE LT ENGINE BEGAN TO RUN ROUGH, LANDED. RUN UP FOUND LT ENGINE MAGNETO ROUGH AND EXCESSIVE DROP. (SW01200603302) (K)Dec 7, 2005 · N57PB · Cessna 402CSDR GNB2006F00000Distributor Gear · strippedENROUTE, RAN ROUGH, LANDED. RUNUP FOUND RT MAGNETO ROUGH AND EXCESSIVE DROP. (SW01200603304) (K)Dec 6, 2005 · N4643N · Cessna 402CSDR 2006FA0000029Distributor Gear · strippedPILOT REPORTED LT ENGINE RUNNING ROUGH. TROUBLESHOT PROBLEM TO LT MAGNETO. FOUND TEETH ON DISTRIBUTOR GEAR IN LT MAGNETO STRIPPED AND NOT TURNING PROPERLY. (GL25200605792) (K)Dec 6, 2005 · N421CQ · Cessna 421CSDR CA060228011Magneto · failedNR 1 CYLINDER NOT FIRING. TRACED BACK TO INTERNAL PROBLEM WITH MAGNETO, RETURNED FOR WARRANTY.Dec 5, 2005 · Cessna 2105SDR GNB2006F00001Distributor Gear · strippedPRE TAKEOFF RUNUP CHECKED GOOD. PULLED ONTO RUNWAY, APPLIED POWER, RT ENGINE BEGAN TO RUN ROUGH. ABORTED TAKEOFF. MAINTENANCE DISCOVERED 10-15 TEETH STRIPPED ON DISTRIBUTOR GEAR. VERY COLD TEMP, PROBABLE CAUSE. (SW01200603303) (K)Dec 5, 2005 · N747WS · Cessna 402CSDR CA051130006Impulse Coupling · missingAS A RESULT OF PREVIOUS MAGNETO FAILURES, IMPLEMENTED A 100 HR INSPECTION OF ALL IMPULSE COUPLED MAGNETOS ON ALL ZLIN 242L AIRCRAFT. DURING ONE OF THESE INSPECTIONS ONE OF THE IMPULSE COUPLING PAWLS HAD A SPRING MISSING. THIS SPRING ALLOWS THE PAWL TO ENGAGENov 30, 2005 · Moravn Z242LSDR 2005FA0001605Gear · brokenONE MAGNETO DIST. GEAR HAD 1 TOOTH BROKEN OFF THE OTHER DIST YEAR HAD A 13 TOOTH SECTION BROKEN OFF. SUSPECT THE ONE TOOTH BROKE AND TOOK OUT SECOND GEAR TEETH, LT MAG STOPPED WORKING ON TAKEOFF AND PILOT RETURNED TO AIRPORT. RT MAG WORKED WITH 1 TOOTH MISSINNov 29, 2005 · N451X · Piper PA28236SDR CA051123002Bearing · stiff(CAN) ROTOR BEARINGS ROUGH AND SHAFT HARD TO TURN. MAGNETO WOULD NOT TURN FAST ENOUGH TO START ENGINE.Nov 23, 2005 · Cessna 172PSDR CA051117007Distributor Gear · broken(CAN) MAGNETO FAILED SHORTLY AFTER TBO. (80 HOURS), DAMAGING THE DISTRIBUTOR GEAR.Nov 16, 2005 · Piper PA28R200SDR 2005FA0001544Magneto · corrodedPILOT REPORTED NO MAG DROP ON LT ENGINE. UPON INSPECTION OF MAGNETOS FOUND POINTS BROKEN. INSPECTED OTHER MAGNETOS AND FOUND ONE OTHER MAGNETO EXCESSIVELY BURNED AND DAMAGED INTERNALLY. PICTURES WERE TAKEN OF MAGNETOS IF ANY ADDITIONAL INFORMATION IS NEEDED. Nov 16, 2005 · N311KSDR 2005FA0001543Magneto · corrodedPILOT REPORTED NO MAG DROP ON LT ENGINE. UPON INSPECTION OF MAGNETOS FOUND POINTS BROKEN. INSPECTED OTHER MAGNETOS AND FOUND ONE OTHER MAGNETO EXCESSIVELY BURNED AND DAMAGED INTERNALLY. PICTURES WERE TAKEN OF MAGNETOS IF ANY ADDITIONAL INFORMATION IS NEEDED.Nov 16, 2005 · N311KSDR AU510001699Bearing · failedLT ENGINE RT MAGNETO FAILED. INVESTIGATION FOUND THE MAGNETO BEARING HAD COLLAPSED. HEAT GENERATED DISCOLORED THE CAM ASSEMBLY AND MELTED THE PLASTIC BLOCK ON THE CONTACT ASSEMBLY CAUSING THE CONTACTS TO STAY CLOSED. SUSPECT CAUSED BY INCORRECT LUBRICATION Nov 7, 2005 · Piper PA31SDR 2005FA0001527Capacitor · inoperativeOPENED PRESSURIZED MAGNETO TO INSPECT FOR CORROSION DURING ANNUAL INSPECTION. DETECTED A LARGE AMOUNT OF OIL IN AFT CASE OF MAGNETO. FURTHER INVESTIGATION REVEALED THAT IT IS DIELECTRIC FLUID FROM CAPACITOR. TESTED CAPACITOR WITH A SIMPSON METER AND WAS FOUNov 3, 2005 · N53255 · Cessna A188BSDR 2005FA0001348Distributor Blk · crackedTHREE MAGNETOS IN SHOP FOR 500HR INSPECTION. FOUND ALL THREE BLOCKS CRACKED AT FELT WASHER BORE, EXTENDING IN 2 CASES UP INTO TOWER. THESE THREE BLOCKS ARE AFTERMARKET MANUFACTUREOct 4, 2005SDR 2005FA0001353Distributor Blk · crackedTHREE MAGNETOS IN SHOP FOR 500HR INSPECTION. FOUND ALL THREE BLOCKS CRACKED AT FELT WASHER BORE, EXTENDING IN 2 CASES UP INTO TOWER. THESE THREE BLOCKS ARE AFTERMARKET MANUFACTURE.Oct 4, 2005SDR CA050916002Bearing · damaged(CAN) MAGNETO WAS REMOVED FOR SCHEDULED 500 HOUR INSPECTION. THE LOWER BEARING LOOKS AS THOUGH IT HAD BEEN SPINNING ON THE SHAFT. THE SPACER WAS ALSO DAMAGED.Sep 15, 2005 · Robsin R44RAVENIISDR CA050916001Magneto · failed(CAN) THE MAGNETO WAS REMOVED DUE TO FAILURE (NOT WORKING) UPON DISASSEMBLY THE BRUSH WAS BROKEN AND THE SPARK WAS NOT MAKING IT OUT OF THE COIL TO THE DISTRIBUTOR. ALSO, FOUND COIL CLAMP BROKEN THIS WILL BE REPAIRED HERE ALONG WITH A FRESH 500 HR INSP. DURISep 15, 2005 · Robsin R44RAVENIISDR 2005FA0001299Rotor Shaft · shearedUNSCHEDULED FAILURE OF THE LT ENGINE MAGNETO DURING ENGINE START. FOUND MAGNETO ROTOR SHAFT SHEARED AT POINTS CAM DRIVE END.Sep 15, 2005 · N293DSDR 2005FA0001322Rotor · crackedDURING A ROUTINE 500 HR INSPECTION, THE ROTOR SHAFT WAS FOUND CRACKED AT THE BOTTOM OF THE CAM SLOT. THE CAUSE IS UNKNOWN. THIS IS THE THIRD SUCH DEFECT FOUND IN THIS SERIES OF MAGNETOS IN A YEAR. (K)Sep 1, 2005 · N4145A · Piper PA28181SDR CA050831001Capacitor · failed(CAN) PILOT REPORTED IGNITION PROBLEMS WHEN OPERATING ENGINE ON RIGHT HAND MAGNETO. ALL IGNITION COMPONENTS INSPECTED AND TESTED INCLUDING CAPACITOR. CAPACITOR ELECTRICALLY TESTED TO 0.358 MICRO FARADS. THIS VALUE IS ABOVE THE MAINTENANCE VALUE OF A 0.300 MAug 29, 2005 · Piper PA12SDR CA050826002Coil · weak(CAN) RAN ROUGH SLIGHTLY MORE PROP THAN NORMAL. MAG DROP, WEAK SPARK, ABOUT .3333 OF NORMAL STRENGTH. OVERHAULED MAG WAS INSTALLED, 900 HOUR PREVIOUSLY.Aug 15, 2005 · Cessna 150JSDR A1Z2005F00000Magneto · failedMAGNETO EXIBITED EXCESSIVE DROP AT RUN-UP. INSPECTION REVEALED THAT THE ROTATING MAGNET SHAFT HAD DISINTEGRATED BETWEEN THE FWD BEARING AND THE ROTATING MAGNET THE 2 WERE SEPARATED COMPLETELY. THE FAILURE DID NOT APPEAR TO BE CAUSED BY STRESS. IT EXIBITED EAug 11, 2005 · N7565J · Piper PA28R180SDR CA050824019Magneto · failed(CAN) DURING A ROUTINE COMPANY FLIGHT, THE NR 1 ENGINE STARTED RUNNING ROUGH. THE AIRCRAFT LANDED AND CALLED MAINTENANCE. UPON INSPECTION THE LT MAG WAS FOUND SEPARATED IN TWO, THE REAR HALF WAS STILL BOLTED TO THE ENGINE PAD AND THE FRONT HALF WAS HANGING BAug 7, 2005 · Gulstm 500BSDR 2005FA0001079Magneto · damagedPERFORMED MAGNETO CHECK AND FOUND LT MAGNETO DROPPED 500 RPM. REMOVED MAG AND FOUND IMPULSE COUPLING RIVETS SHEARED, DRIVE GEAR BUMPER RETAINER BROKEN AND BUMPERS DAMAGED. REMOVED OIL FILTER AND FOUND METAL SHAVINGS.Aug 1, 2005 · N61423 · Cessna A185FSDR GYW2005F00000Block · destroyedWHILE PERFORMING THE MAGNETO 500 HOUR INSPECTION, BRASS SHAVINGS WERE FOUND INSIDE THE MAGNETO HOUSING. FURTHER INVESTIGATION RVEALED EXCESSIVE (ROCKING) IN DISTRIBUTOR GEAR IN BLOCK CAUSED BY CENTER BEARING BEING LOOSE IN BLOCK. LOOSENESS AND PLAY ALLOWED GJul 28, 2005 · N421WT · Cessna 421CSDR CA050804007Magneto · failedMAGNETO SENT TO US TO OFFSET COST OF PARTS ORDERED FROM US. INSPECTION CARRIED OUT PRIOR TO PUTTING UNIT IN STOCK. FOUND RETAINING RING ON DISTRIBUTOR GEAR SHAFT WAS REUSED. DISTRIBUTOR GEAR OF OLD DESIGN, SHOULD BE REPLACED AS PER TCM 53658. MAGNETO WAS OJul 25, 2005
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