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 20000517SH017Bushing · wornPILOT REPORTED LEFT ENGINE WAS HARD TO START. REMOVED LEFT MAGNETO INSPECTION AND NOTED ''POINT'' MARKS USED FOR FACTORY SEALING STILL IN PLACE INDICATING MAGNETO INTERNAL INSPECTION REVEALED OILITE BUSHING IN DISTRIBUTOR BLOCK EXCESSIVELY WORN PRODUCING A MESDR 20000516SH016Bushing · oversizedA MAGNETO NEWLY OVERHAULED, WOULD NOT SEAT ON THE ENGINE. FOUND THE BUSHING WHICH CAME INSTALLED ON THE MAGNETO WAS TOO LARGE IN DIAMETER TO CENTER THE BORE OF THE DRIVE GEAR. COMPARED TO ANOTHER BUSHING .827 INCH, IT WAS .829 INCH. THE LYC TABLE OF LIMITS SDR FWRA002Gear · damagedBROKEN DISTRIBUTOR GEAR TEETH ON RT HAND GEAR CAUSING INTERMITTENT RUNNING ON RIGHT MAGNETO. PART NUMBER ON GEAR 10-682016. (X)SDR CA000427030Stator · broken(CAN) AD 98..SB 912-026R3 PREVIOUSLY COMPLIED WITH. SUBSEQUENT FAILURE OF STATOR PICK-UP COIL FOUND WITH PIECES MISSING AND COPPER WINDINGS SEVERED. COMPONENT HAD 587.7 HOURS.SDR AU000245Clamp · broken(AUS) FRONT ENGINE RIGHT MAGNETO COIL ATTACHMENT CLAMPS BROKEN. FOUND DURING INSPECTION IAW AD/ELECT/68.SDR 20000426SH025Capacitor · failedNUMEROUS MAGNETO PROBLEMS. UNUSUAL DROP OFF, COMPLETELY DEAD MAG, AND NO HARD STARTING WERE ATTRIBUTED TO CAPACITORS IN THE DUAL MAG SYSTEM. AFTER THE FACT, TCM NOTIFIED AND STATED CAPACITORS CODED PRIOR TO 9946 WERE TO BE PULLED OUT OF SERVICE. REF TCM CSBSDR CA000404047Coil · burned out(CAN) DURING ANNUAL INSPECTION IT WAS FOUND THAT THE MAGNETO COULD NOT BE TIMED PROPERLY. FURTHER INVESTIGATION REVEALED THE COIL TO ROTOR CONTACT STUD WAS BROKEN AND THE COIL BURNED.SDR 20000331SH011Plate · mismanufacturedWHEN LT AND RT MAGNETOS WERE BEING INSTALLED ON ENGINE AFTER INTERNAL INSPECTION OF MAGS, NOTED MAGNETO HOLD-DOWN PLATES FROM ENGINE STUD TO MAGNETO MOUNTING FLANGE ONLY ENGAGED FLANGE BY APROXIMATELY .0625 INCH IF MOUNTED EVEN, OR ONLY ONE CORNER OF PLATE IS SDR 20000331SH010Plate · mismanufacturedWHEN LT AND RT MAGNETOS WERE BEING INSTALLED ON ENGINE AFTER INTERNAL INSPECTION OF MAGNETOS, NOTED MAGNETO HOLD-DOWN PLATES FROM ENGINE STUD TO MAGNETO MOUNTING FLANGE ONLY ENGAGED FLANGE BY APPROXIMATELY .0625 INCH IF MOUNTED EVEN, OR ONLY ONE CORNER OF PLATSDR 2000ZZZX827Capacitor · failedNEW CAPACITOR INSTALLED TO SATISFY TCM CSB662A FAILED ON FIRST ENGINE RUN AFTER INSTALLATION. DATE CODE ON FAILED CAPACITOR IS 00-08. FAILURE WAS INTERMITTENT DURING 15 MINUTE ENGINE RUN-UP.SDR 20000504SH011Gear · failedAIRCRAFT WAS INVOLVED IN PART 137 OPERATIONS, DURING A TAKEOFF, THE ENGINE STARTED TO MIS-FIRE AND THE PILOT ELECTED TO ABORT TAKEOFF. AIRCRAFT OVER-RAN THE RUNWAY CAUSING DAMAGE TO THE AIRCRAFT. INVESTIGATION BY FAA REVEALED A NON-FUNCTIONING LT MAGNETO. OSDR 2000ZZZX831Impulse Coupling · failedTHE IMPULSE COUPLING ENGAGES ONLY 1 OUT OF 5 TIMES WHEN PROPELLER IS TURNED BY HAND. THE SPRING WHICH HOLDS THE PAWL OUT TO ENGAGE IMPULSE COUPLING HAS NOT BROKEN BUT HAS TOTALY LOST ITS SPRING EFFECT.SDR 2000ZZZX603Magneto · failedMAGNETO FAILED IN-FLIGHT. FOUND SEVERE DAMAGE TO DISTRIBUTOR FROM ARCING. ARCING APPEARED TO HAVE STARTED BEWEEN COIL AND REAR BEARING HOUSING. SUBMITTER STATED CAUSE UNKNOWN. (X)SDR 20000329SH038Spring · damagedNEW PARTS HAVE FINGER PRINTS ON THEM. PARTS ARE NEW, NOT REMOVED FROM MANUFACTURER''''S BAG SINCE TIME OF BAGGING AT SUPPLY CENTER. SUBMITTER STATED PROBLEM IS SPRING STEEL WITH SWEAT FROM THE PERSONS WORKING ON THE PART.SDR CA000218016Gear · stripped(CAN) DEAD MAG CHECK COMPLETED ON ARRIVAL, ENGINE FAILED WHEN LEFT MAG SELECTED ONLY. TEFLON MAG GEAR FOUND WITH THIRTEEN TEETH STRIPPED.SDR AU000024Contactor · faulty(AUS) MAGNETO CONTACT SET FAULTY.SDR 2000ZZZX647Capacitor · failedPROBLEM STARTED WITH INSTALLATION OF NEW TCM HARNESS IGNITION SYSTEM. RESULTED IN REPEATED FAILURES IN MAGNETO ON ONE SIDE OR OTHER (I.E., LEFT AND RIGHT). MAGNETOS WERE REMOVED AND CHECKED. POINTS AND CAPACITORS REPLACED. ENGINE AND AIRFRAME ELECTRICS CHECSDR WVBA019/99Capacitor · failedLEFT ENGINE WOULD NOT START. MAGNETO WAS EXAMINED AND BOTH CAPACITORS WERE FOUND SHORTED OPEN. PART TTIS: 86.1 HOURS. REF: OPER CNTRL NR: 2000ZZZX268. (X)SDR WVBA018/99Capacitor · failedENGINE WOULD NOT START. BOTH CAPACITORS WERE FOUND SHORTED OPEN. PART TTIS: 14.5 HOURS. (X)SDR WVBA017/99Capacitor · failedRIGHT ENGINE WOULD NOT START. MAGNETO WAS REPLACED. DURING TIMING PROCESS, RIGHT CAPACITOR WAS FOUND OPEN. PART TTIS: 138.4 HOURS. (X)SDR 2000ZZZX268Capacitor · failedLEFT ENGINE WOULD NOT START. MAGNETO WAS EXAMINED AND BOTH CAPACITORS WERE FOUND SHORTED OPEN. PART TTIS: 86.1 HOURS. REF: OPER CNTRL NR: WVBA019/99.SDR 2000ZZZX229Screw · looseMAGNETO CASE SCREW CAME LOOSE CAUSING MAGNETO TO COME APART IN-FLIGHT. UPON INSPECTION, FOUND BACK HALF OF MAG CASE LYING LOOSE HANGING FROM WIRES. SCREWS COULD NOT BE FOUND.SDR CA000110027Magneto · failed(CAN) MAGNETO FAILED TO PRODUCE SPARK AT START UP.SDR 20000405SH027Points · out of toleranceAFTER UNDERGOING A 500-HOUR MANDATORY AD INSPECTION, THESE MAGNETOS WERE RETURNED TO CUSTOMER RE-INSTALLED AND TIMED TO ENGINE PER MFG SPECS. ACFT WENT THROUGH A NORMAL PRE-FLIGHT AND RUN-UP, THEN FLOWN FOR 1 HR AT NORMAL CRUISE. IN THIS LENGTH OF TIME, THE SDR 20000405SH026Points · shortedAFTER UNDERGOING A 500-HOUR MANDATORY AD INSPECTION, THESE MAGNETOS WERE RETURNED TO CUSTOMER RE-INSTALLED AND TIMED TO ENGINE PER MFG SPECS. ACFT WENT THROUGH A NORMAL PRE-FLIGHT AND RUN-UP, THEN FLOWN FOR 1 HR AT NORMAL CRUISE. IN THIS LENGTH OF TIME, THE SDR 99ZZZX4699Magneto · failedPILOT REPORTED MINOR ENGINE ROUGHNESS IN-FLIGHT AT HIGH ALTITUDES. IN-FLIGHT MAGNETO CHECK SHOWED MAGNETO ON LEFT SIDE TO BE COMPLETELY DEAD. POINTS AND ROTOR AND CONDENSER ARE OK.SDR 99ZZZX4559Bearing · failedPILOT RETURNED TO BASE CITING ENGINE FAILURE. ENGINE WOULD NOT START WHEN ATTEMPTED ON GROUND. FURTHER INVESTIGATION REVEALED THE DUAL MAGNETO EXPERIENCED TOTAL BEARING FAILURE. MAGNETO WAS REPLACED AND A FULL GROUND RUN AND LEAK CHECK ACCOMPLISHED. GROUNSDR 99ZZZX4674Condenser · failedREMOVED CONDENSER, P/N 10-382681, WITH DATE CODE 9804, AND REPLACED WITH CODE 9920. SUBMMITTER STATED NUMEROUS FAILURES OF THIS CONDENSER HAVE HAPPENED LATELY (12 MONTHS).SDR 99ZZZX4639Condenser · failedENGINE WOULD NOT PRODUCE A MAGNETO DROP DURING RUN-UP. FOUND CONDENSER OPEN. REPLACED WITH NEW. OPS CHECK OK. SUBMITTER STATED COULD CAUSE INJURY TO GROUND PERSONNEL THINKING MAGNETOS WERE GROUNDED. DATE CODE ON CONDENSER 9914.SDR CA991209091Rotor · broken(CAN) EXCESSIVE MAG DROP WAS EXIBITED AND COULD NOT BE TIMED. ONE-HALF OF THE CAM/ROTOR GEAR ATTACH POINT WAS BROKEN AT ROTOR SHAFT. THIS AREA IS TO BE CHECKED AT SB 2-80C (500 HR INSP).SDR 99ZZZX4433Points · looseFOUND STATIONARY CONTACT ON THE MAGNETO, BREAKER POINTS LOOSE. THE CONTACT WAS ABLE TO MOVE APPROXIMATELY .0625 INCH. THERE WERE 142.7 HOURS ON THE LT MAGNETO POINTS AT THE TIME OF DISCOVERY AND 157.1 ON THE RT MAGNETO POINTS. (THE CONDITION ON THE RT MAGNETSDR 20000621SH012Spring · brokenMAGNETO FAILED IN-FLIGHT. INSPECTION REVEALED BROKEN CONTACT SPRING. SPRING BROKE NEAR TRANSITION FROM FLAT SECTION TO RADIUSED EDGE. SUBMITTER SUSPECTED IMPROPER TEMPER OF SPRING OR OTHER MANUFACTURING DEFECT. MAG HAS ONLY 8 HOURS SINCE NEW. (X)SDR CA991208079Impulse Coupling · worn(CAN) IMPULSE COUPLING WORN PAST LIMITS. DISTRIBUTOR DRIVE GEAR BUSHES WEAR WAS EXCESSIVE.SDR AU991089Capacitor · faulty(AUS) LEFT MAGNETO CAPACITOR OPEN CIRCUITED AND POINTS CAM FOLLOWER MELTED.SDR AU991036Magneto · failed(AUS) LEFT ENGINE RIGHT MAGNETO FAULTY. POINTS BURNT AND COIL PRIMARY RESISTANCE OUT OF TOLERANCE. SIGNS OF PITTING ON THE DISTRIBUTOR BLOCK. SEE MDR AU991035 FOR FURTHER INFORMATION.SDR AU991035Magneto · failed(AUS) LEFT ENGINE LEFTMAGNETO FAULTY. POINTS CONTAMINATED WITH OIL AND PRIMARY COIL LEAD CHAFED.SDR 99ZZZX4097Contact · failedNYLON CAM FOLLOWER MELTED WHERE IT CONTACTED THE CONTACT POINT LEAF SPRING. THE CAM FOLLOWER WOULD NO LONGER OPEN THE CONTACT POINTS, AND THE LEFT MAGNETO FAILED. SUBMITTER STATED POSSIBLE CAUSE, POOR CONDENSER GROUND. REF: TCM IGNITION BULLETIN SB 651. COSDR 99ZZZX4096Gear · brokenDISTRIBUTOR GEARS IN MAGNETO BROKE DURING TAKEOFF. RETURNED TO FIELD. NOTIFIED ELECTRO SYSTEMS, INC., OF MAGNETO MALFUNCTION.SDR 20000407SH035Magneto · malfunctionedAIRCRAFT VERY HARD TO START. MAGNETO AND ENGINE HAD TOTAL OF 213.0 HOURS SINCE NEW. (X)SDR 20000622SH008Bearing Cage · crackedBEARING CAGE CRACKED AND CAME APART DURING OPERATION. RIVETING MARKS SEEMS TO HAVE BEEN THE ORIGIN OF CRACKS FOUND IN SIMILAR FAILURES IN THE PAST. (X)SDR 99ZZZX4147Bearing · looseMAGNETO WAS SQUAWKED FOR EXCESSIVE MAG DROP ON RUN-UP. NOTED UNUSUAL INDICATIONS ON MAG TIMING INDICATOR LIGHTS. PULLED MAG AND DISASSEMBLED. FOUND BEARING CAP ASSY (M3485) LOOSE. THE POINTS MOUNT TO THIS CAP. THE ENTIRE INSIDE OF THE MAG WAS COVERED IN BSDR CA991209001Capacitor · failed(CAN) MAGNETO SNAGGED AS U/S ON AIRCRAFT BUT TESTED OK ON THE TEST BENCH. THE MAGNETO WAS DISASSEMBLED FOR INSPECTION AND WHEN THE CAPACITOR WAS TESTED, IT SHOWED EXCESSIVE CURRENT LEAKAGE TO GROUND. THE SUBMITTER STATES THAT THE SUBJECT CAPACITOR TESTED OK ASDR 99ZZZX3968Condenser · failedPILOT REPORTED A ONE PER REV VIBRATION ON BURP IN HELICOPTER DURING FLIGHT. DURING A MAGNETO CHECK, ENGINE WOULD CONTINUE TO RUN WITH IGNITION IN OFF POSITION. MAGNETO WAS REMOVED AND SENT TO ARN-AIR FOR INSPECTION. IT WAS FOUND THAT ONE CONDENSER FAILED BUSDR CA990927024Housing · corroded(CAN) THE POLE SHOES IN THE MAGNETO HOUSING WERE FOUND RUSTED AND WERE RUBBED BY THE ARMATURE (ROTATING MAGNET). PARTICLES WERE FOUND SCATTERED IN THE DISTRIBUTOR CAP CAUSING MISFIRING TO GROUND AND OTHER CYLINDERS. THE SUBMITTER SUGGESTS THE CORROSION WAS CSDR CA990915065Bearing · worn(CAN) MAGNETO BEARING FAILED.SDR 99ZZZX3748Impulse Coupling · failedUPON ROUTINE INSPECTION OF IMPULSE COUPLING, FOUND ONE OF THE PAWL ANCHOR PINS LOOSE IN THE BODY OF THE IMPULSE. PART WAS IN SERVICE 202 HOURS. SUBMITTER HAS FOUND 4 OR 5 CASES OF EXCESSIVE WEAR OF LOW TIME IMPULSE COUPLERS (UNDER 300 HOURS).SDR PNSA990804Condenser · intermittantJUST AFTER TAKEOFF AIRCRAFT BEGAN TO VIBRATE. RETURNED TO AIRPORT FOR UNEVENTFUL LANDING. REPLACED SHORTED CONDENSER FOR LT MAGNETO. OPERATIONAL CHECK OK.SDR 99ZZZX4053Magneto · failedRIGHT MAGNETO FAILED. MAJOR WORK ON BOTH MAGS APPROXIMATELY 850 HOURS AGO. NO MENTION OF POINTS OR CONDENSOR AT THAT TIME. 500-HOUR INSPECTIONS C/W APPROXIMATELY 200 HOURS AGO. APPEARS MAG HAD 1,646 HOURS SINCE NEW.SDR 99ZZZX3749Magneto · failedPILOT REPORTED THE AIRCRAFT WAS HARD TO START AFTER ENGINE WARMED UP. TROUBLESHOT SYSTEM AND FOUND RT MAGNETO RUNNING ROUGH. MAGNETO ONLY HAD 678 HOURS SINCE NEW.SDR 99ZZZX3737Impulse Coupling · wornPIVOT PINS AND FLYWEIGHTS MADE OUT OF MATERIAL THAT IS TOO SOFT AND/OR ENGINE DOES NOT PROVIDE LUBRICATION TO IMPULSE.
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