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 2002FA0000832Magneto · failedON A GROUND RUN UP, PILOT REPORTED A BAD MAG DROP. AFTER PULLING MAGNETO OFF OF THE ENGINE, IT APPEARS THE MAGNETO FAILED. THE PLASTIC DRIVE GEARS WERE STRIPPED AS WELL AS THE MAGNETO RETAINER DRIVE COUPLING AND DRIVE COUPLING RUBBER BUSHING WERE DAMAGED. SDR 2002FA0001093Points · burnedDURING ENGINE RUN AND MAGNETO CHECK, MAGNETO WOULD RUN. FOUND POINTS BURNED, PITTED AND WORN. TOTAL HOURS ON ITEM: 195.0, REPLACED BREAKER POINTS. (SW15200210915)SDR BTH2002F00002Gear · damagedDURING 500 HOUR INSPECTION MECHANIC FOUND MISSING TOOTH ON LEFT HAND DRIVE GEAR. THIS IS 2ND MAG INSTALLED ON AIRCRAFT DUE TO DRIVE GEAR FAILURE UNKNOWN.SDR AUS20020756Shaft · broken(AUS) RH MAGNETO ROTATING SHAFT BROKEN.SDR CA020626008Booster · failed(CAN) DURING A PRE-FLIGHT RUN-UP THE AIRCRAFT ENGINE LT MAGNETO DROP WAS 600 RPM. TROUBLESHOOTING SHOWED THAT THE CAUSE WAS A FAULT WITH THE SLICK-START MEGNETO BOOSTER. THE BOOSTER WAS REPLACED AND THE ENGINE GROUND RUN. THE MAGENTO DROPS WERE WITHIN LIMITS.SDR CA020626007Booster · failed(CAN) DURING A PRE-FLIGHT RUN-UP THE AIRCRAFT ENGINE LT MAGNETO DROP WAS 600 RPM. TROUBLESHOOTING SHOWED THAT THE CAUSE WAS A FAULT WITH THE SLICK-START MAGNETO BOOSTER. THE BOOSTER WAS REPLACED AND THE ENGINE GROUND RUN. THE MAGNETO DROPS WERE WITHIN LIMITS.SDR CA020626002Magneto · worn(CAN) RT ENGINE BACKFIRING AND RUNNING ROUGH. ENGINE SHUTDOWN. AIRCRAFT RETURNED TO BASE. LT MAGNETO DISTRIBUTOR ROTOR REPLACED. RUN ON GROUND FOUND TO RUN SATISFACTORY.SDR CA020621003Magneto · out of adjust(CAN) RT ENGINE SHUTDOWN IN FLIGHT, BACKFIRING IN CLIMB. INTERNAL TIMING FOUND TO BE OUT - TIMING ADJUSTED. GROUND RUN FOUND SERVICEABLE.SDR 2002FA0000717Magneto · failedROUGH ENGINE ON GROUND RUN, A MAGNETO CHECK WAS PERFORMED AND THE LEFT MAGNETO HAD EXCESSIVE MAGNETO DROP. MAGNETO WAS REMOVED AND A REPAIRED MAGNETO INSTALLED. MAGNETO OPERATION CHECK OF THE ENGINE WAS PERFORMED AND CHECKED NORMAL.SDR VJ32002F00046Magneto · inoperativeROUGH ENGINE ON GROUND RUN, A MAGNETO CHECK WAS PERFORMED AND THE LEFT MAGNETO HAD EXCESSIVE MAGNETO DROP. MAGNETO WAS REMOVED AND A REPAIRED MAGNETO INSTALLED. MAGNETO OPERATION CHECK OF THE ENGINE WAS PERFORMED AND CHECKED NORMAL.SDR AUS20020819Seal · deteriorated(AUS) MAGNETO/DISTRIBUTOR OIL SEAL DETERIORATED AND LEAKING. FURTHERINVESTIGATION ALSO FOUND CONTACTS BURNT AND PITTED. CAPACITOR UNSERVICEABLE.SDR CA030526009Plug · shorted(CAN) THE ENGINE QUITE IN CRUISE AND THE PILOT MADE A DEAD STICK LANDING ONTO THE WATER. UPON INSPECTION FOUND THE SAFETY GROUNDING TAB IN THE FIREWALL PLUG APPEARED TO BE BROKEN OFF AND FELL ACROSS THECONTACT PINS, SHORTING OUT BOTH MAGS. NOT SURE BECAUSE THSDR UIE2002F00009Magneto · failedAIRCRAFT ENGINE RIGHT MAGNETO FAILED DURING MAGNETO CHECK. FOUND IMPULSE COUPLER SPRING IN TWO PIECES. SPRING BROKE INTO TWO PIECE FOR UNKNOWN REASON. ALSO FOUND PREVIOUS TECHNICIAN SPLICED MAG (P) LEAD AND GROUND WIRE TOGETHER CAUSING THE MAG TO GROUND OUTSDR 2002FA0000889Impulse Coupling · failedLEFT MAGNETO IMPULSE COUPLING FAILED IN FLIGHT. COUPLING PAWS BROKEN FROM BODY AND CAUSED MAGNETO CASE TO BREAK AT MOUNT PAD. MAGNETO MADE METAL INTO ENGINE BEFORE FAILING. WHEN AIRCRAFT PICKED UP AT HANGAR, NO OIL REGISTERED ON DIP STICK.SDR CA020606007Magneto · failed(CAN) BEARING FAILED ON DRIVE SHAFT CAUSING ROTOR TO WOBBLE, THERE BY CAUSING THE ROTOR PEGS TO STRIKE THE DISTRIBUTOR PEGS. THIS RESISTANCE CAUSED THE TWO SCREWS WHICH ATTACH THE ROTOR TO THE TIMING GEAR TO SHEAR AND THE ROTOR BECAME DETACHED CAUSING SEVERE MSDR CA020530016Magneto · contaminated(CAN) AIRCRAFT RAN ROUGH WHEN RT MAG SELECTED. OIL CONTAMINATION WAS FOUND IN BREAKER COMPARTMENT. MAGNETO WAS REPLACED AND A/C GROUND RUNS COMPLETED.SDR CA020619008Magneto · failed(CAN) 1) ENGINE BACKFIRING AND HAVING LOSS OF POWER SYMPTOMS MORE PRONOUNCED WHEN ENGINE HOT. 2) DUE TO LOW TIME OF ENGINE, POOR FUEL MIXTURE WAS MAIN SUSPECT. ENGINE WOULD RUN A LOT BETTER WHEN CARB HEAT APPLIED. 3) PROBLEM SOLVED WHEN BOTH MAGS UPLOAD. SUSPESDR D682002F00000Magneto · seizedOWNER-PILOT REPORTED BAD MAGNETO CHECK. RIGHT ENGINE LEFT MAGNETO INVESTIGATION FOUND LEFT MAGNETO WAS SEIZED AND COULD NOT BE TURNED BY HAND. PREVIOUSLY IT WAS THE RIGHT MAGNETO. REASON FOR MAG SEIZING IS EXCESSIVE HEAT, ALSO BEING PRESSURIZED. NO LOGS SDR 2002FA0000857Gear · crackedMAGNETO ROTOR GEAR FOUND CRACKED ON INSPECTION.SDR CA020611008Rotating Magnet · cracked(CAN) DURING A ROUTINE 500 HOUR INSPECTION OF THE MAGNETO, SMALL CRACKS (1/4 INCH OR SHORTER) WERE FOUND IN THE ROTOR HOUSING WHERE THE MAGNET PROTRUDES THROUGH. TECH REP WAS CONTACTED AND WE WERE ADVISED THAT ALTHOUGH NOT COMMON, THIS WAS NOT RARE AND IS COMSDR CA020611007Magneto · cracked(CAN) DURING A ROUTINE 500 HOUR INSPECTION OF THE MAGNETO, SMALL CRACKS (1/4 INCH OR SHORTER) WERE FOUND IN THE ROTOR HOUSING WHERE THE MAGNET PROTRUDES THRU AT THE CORNERS (8 LOCATIONS). WERE ADVISED THIS WAS NOT RARE AND IS COMMON TO THE O-540 ENGINE SERIES SDR VJ32002F00035Magneto · failedMAGNETO FAILED ON GROUND RUN UP. MAGNETO WAS REMOVED AND A REPAIRED MAGNETO INSTALLED. WHEN THE COVER WAS REMOVED THE DISTRIBUTOR BLOCK WAS FOUNDED TO HAVE A GRAY POWDER DUST ON IT. TOTAL TIME ON MAGNETO FROM NEW IS 95.0 HOURS. PART SENT IN FOR WARRANTY.SDR VJ32002F00030Magneto · failedMAGNETO FAILED IN FLIGHT AND A SAFE LANDING WAS MADE. GROUND CHECK OF THE MAGNETOS CONFIRMED THAT THE MAGNETO WAS DEAD. MAGNETO WAS REMOVED AND REPAIRED MAGNETO INSTALLED. GROUND OPERATION AND MAGNETO CHECKED NORMAL. PART SENT FOR WARRANTY.SDR CA020515005Drive Gear · damaged(CAN) ENGINE LOST POWER DURING TAKEOFF AND WAS SHUTDOWN IMMEDIATELY. PRIMARY INVESTIGATION REEALS THAT THE MAGNETO DRIVE IS DAMAGED. OIL CONTAMINATION WAS FOUND. ENGINE WILL BE SENT FOR DETAILED INSPECTION AND INVESTIGATION.SDR CA020510018Magneto · weak(CAN) ENGINE HARD TO START WHEN HOT.SDR CA020510021Retainer · worn(CAN) RETAINER FOR VERNIER DRIVE COUPLING WORN ON ITS FLATS, ALLOWING VERNIER TO SLIP AND THEREFORE (ENGINE) TIMING TO CHANGE. OVERHAUL SHOPS HAVE BEEN NOTIFIED.SDR CA020507014Points · loose(CAN) THE POINTS THAT OPEN & CLOSE FOR THE ENGINE TACH IS NOT STAKED PROPERLY CAUSING THE POINTS TO OPEN INTERMITTENTLY, IN TURN THE ENGINE TACH BOUNCES & THE GOVERNOR TO GET ERRATIC INPUT AND GIVE BAD OUTPUT. I HAVE RECEIVED 1 OF THESE BAD POINTS FROM AN OVERSDR AUS20020422Bearing · misoverhauled(AUS) RT MAGNETO BEARING INCORRECTLY ASSEMBLED. ROTOR HARD TO ROTATE. COIL FAULTY.SDR CA030526006Magneto · failed(CAN) DURING RUN UP IGNITION SYSTEM CHECK REVEALED POWER LOST ON RT MAGNETO. UNIT REPLACED WITH SERVICEABLE MAGNETO AND GROUND RUN OK. UNIT SENT BACK FOR CREDIT THUS INTERNAL PROBLEM IS UNKNOWN AT THIS TIME.SDR 2002FA0000670Magneto · shortedDURING ROUTINE INSPECTION WHITE POWDER WAS NOTICED AT LEFT MAGNETO VENT. REMOVED MAGNETO FOR INTERNAL INSPECTION AND FOUND COIL HAD SHORTED OUT, ARCING AND MELTING DISTRIBUTOR BLOCK AND GEAR ASSEMBLY. INSTALLED NEW MAGNETO ASSEMBLY.SDR FL80981Contactor · loosePILOT REPORTED INOPERATIVE RIGHT MDG ON LEFT ENGINE. UPON INSPECTION OF MAGNETO, THE CONTACT ASSEMBLY WAS FOUND TO BE THE CAUSE. THE TWO RIVETS THAT HOLD THE CAM FOLLOWER ONTO THE CONTACT ASSEMBLY WERE LOOSE. ITLOOKS LIKE THE SLOT HEADS HAVE WORN INTO THE CSDR 2002FA0000488Switch · defectivePILOT REPORTED THE ENGINE WAS DIFFICULT TO "TURN OVER". PROBLEM WAS FOUND TO BE THE START POSITION OF THE MAG SWITCH. IGNITION FUNCTIONS OF THE SWITCH WERE NORMAL. THIS SWITCH WAS REPLACED 54.49 HOURS EARLIER FOR THE SAME PROBLEM. INSTALLED A NEW SWITCH. OPERASDR 2002FA0000491Bearing · wornBOTH MAGNETO DRIVE BEARINGS WERE LOOSE, REMOVED AND FOUND BOTH BEARINGS WORN AND ROUGH.SDR CA020502005Impulse Coupling · failed(CAN) THE LT MAGNETO FAILED DURING ENGINE START UP. MAGNETO IMPULSE COUPLING HAD COME APART AND LOOSE PIECES FROM COUPLING CAUSED MAJOR DAMAGE TO MAGNETO AND ENGINE. ENGINE REPLACED AND A/C RETURNED TO SERVICE.SDR 2002FA0000476Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOSDR 2002FA0000475Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOSDR 2002FA0000474Switch · failedMAGNETO SWITCH FAILED TO START ENGINE, FOUND BAD SWITCH. NEW SWITCH INSTALLED, OPERATIONAL CHECKED NORMAL. PART SENT IN FOR WARRANTY.SDR 2002FA0000471Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOSDR 2002FA0000470Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HRSSDR CA020501013Impulse Coupling · worn(CAN) AS A RESULT OF 2 RECENT CATASTROPHIC MAGNETO IMPULSE COUPLING FAILURES ON OTHER AIRCRAFT IN OUR FLEET THAT RESULTED IN ENGINES BEING REPLACED, THIS MAGNETO WAS REMOVED AND INSPECTED FOR CONDITION OF THE IMPULSE COUPLING. ONE OF THE TWO PAWLS AND IT'S ATTSDR 2002FA0000469Coil · burnedDURING ROUTINE FLIGHT ENGINE BECAME ROUGH. PILOT CONTINUED TOWARDS AIRPORT, WITH NO OTHER OPTIONS, AND LANDED SAFELY. ONCE ON THE GROUND, THE PILOT/ MECHANIC DID AN ENGINE RUN-UP AND FOUND LEFT MAGNETO DEAD. FURTHER INSPECTION REVEALED A HOLE BURNED THROUGSDR CA020501014Impulse Coupling · broken(CAN) DURING AN ENGINE START, AN UNUSUAL NOISE WAS HEARD COMING FROM THE ENGINE. INVESTIGATION BY MAINTENANCE PERSONNEL REVEALED THAT THE LT MAGNETO HAD FAILED AND THAT IT'S IMPULSE COUPLING HAD COME APART. THE PARTS MISSING FROM THE IMPULSE COUPLING ENTERED ISDR AUS20020155Capacitor · faulty(AUS) LH MAGNETO CAPACITOR WIRE INTERMITTENT CONTACT.SDR 2003F00010Magneto · failedBIL - FLT 1599 - DURING CRUISE AT 12,000 FEET, LEFT ENGINE BEGAN TO SURGE, THE ENGINE WAS SHUT DOWN. ATC WAS CONTACTED, AND AN EMERGENCY WAS DECLARED. THE AIRCRAFT RETURNED TO BIL AND MADE AN UNEVENTFUL LANDING. NR 1 ENGINE LEFT MAGNETO FAILURE. REPLACED WSDR CA020308006Coil · wrong part(CAN) NEW OVERHAUL ENGINE FROM LYCOMING. ENGINE 25 HOURS. ENGINE VERY ROUGH BACKFIRE, NO POWER. POINTS DEEPLY PITTED, BRUSH ASSEMBLY WORN AT 25 HOURS. CANADIAN AIRCRAFT COMPONENT CORD STRIP REPORT W/O 2244. WRONG PART NUMBER COIL FOR THIS MAGNETO 10-38258SDR 2002FA0000413Impulse Coupling · defectiveTHE WOODRUFF KEY (M2536) THAT LOCKS THE IMPULSE COUPLING ON THE SHAFT WAS FOUND LODGED UNDERNEATH THE IMPULSE COUPLING PAWL, RENDERING ONE OF THE TWO PAWLS IMMOBILE. THE PIN ATTACHING THE PAWL WAS BENT AND THE GAP BETWEEN THE PAWL BOSS AND PLATE WAS NEAR LIMISDR 2002FA0000282Gear · damagedRT MAGNETO WAS INTERMITTENT, AND FINALLY FAILED. DISTRIBUTOR GEAR ALMOST HALF OF THE TEETH WERE MISSING. NO RELATED PROBLEMS WITH MAGNETO OR VISIBLE CAUSE. POSSIBLY DAMAGED AT SAME PREVIOUS INSTALLATION.SDR BTH2002F00001Magneto · inoperativeMAGNETO RAN ROUGH ON RIGHT SIDE. DURING RUN, MAGNETO FOR INSPECTION OF PROBLEM FOUND HALF OF RIGHT SIDE GEAR DRIVE TEETH BROKEN OUT.SDR AUS20020156Capacitor · faulty(AUS) RH MAGNETO CAPACITOR WIRE INTERMITTENT CONTACT.SDR AUS20020086Gear · worn(AUS) LH AND RH MAGNETO GEARS WORN.
Back to JASC 7414