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 CA081207001Magneto · failed(CAN) AFTER START MAG CHECK PERFORMED AND LT MAG FAILED. MX WAS NOTIFIED AND WHEN MAG WAS LOOKED AT FOUND THAT THE BREAKER POINT WIRES HAD VIBRATED OFF. WIRES REPAIRED AND REINSTALLED.SDR CA081210013Magneto · unserviceable(CAN) MAGNETO FOUND U/S.SDR 2008FA0000874Distributor · damagedSUBJECT PART APPEARS TO HAVE NOT RETAINED ITS LOWER BEARING THAT SUPPORTS THE DISTRIBUTOR GEAR. THE PART WAS FOUND TO BE BURNED AND THE BEARING HOLE MISSING THE BEARING AND ROUNDED OUT WHICH CAUSED THE MAGNETO TO FAIL AND PREVENTED ENGINE STARTUP. JUST PRIORSDR 2008FA0000754Magneto · out of positionEXCESSIVE TIMING DRIFT. BOTH MAGS SET 25 DEGREES BTDC ON NR1 CYLINDER. NEXT FIRING ORDER (NR 3 CYLINDER) IS OFF 6 DEGREES BETWEEN LT/RT MAG. NEXT FIRING ORDER (NR2 CYLINDER) IS NORMAL. LAST FIRING ORDER (NR4 CYLINDER) IS OFF 6 DEGREES BETWEEN LT/RT MAGS. SDR 2008FA0000753Impulse Coupling · inoperativeWHILE REMOVING MAGNETO FOR EXCHANGE FOUND IMPULSE COUPLING INOPERABLE. THIS IS THE SECOND LOW TIME MAGNETO OF THIS MODEL FOUND WITH A BAD IMPULSE COUPLING.SDR 2008FA0000833Distributor Gear · destroyedCONTACT PIN ON THE DISTRIBUTOR GEAR COMES LOOSE AND IS UNUSEABLE. PLASTIC HOLDING IT ON IS CRACKED. (K)SDR CA090112008Gasket · leaking(CAN) ENGINE INSPECTED FOR OIL LEAK AT REAR ACCESSORY SECTION, FOUND OIL COMING FROM RIGHT MAGNETO ATTACH GASKET. MAGNETO REMOVED, GASKET AND ENGINE MATING SURFACE INSPECTED OK. MOUNTING FLANGE ON MAGNETO INSPECTED AND FOUND CRACKED IN AREA WHERE BOTH HOLD DSDR BSY2008F00010Magneto · intermittentRT ENGINE LOST POWER ON TAKE OFF, ABORTED TAKEOFF. (K)SDR CA081212007Stop Pin · worn(CAN) EXCESSIVE WEAR WAS NOTED ON IMPULSE COUPLING STOP PIN.SDR CA081107005Magneto · intermittent(CAN) MAGNETO INTERMITTENT.SDR CA081107004Magneto · intermittent(CAN) MAGNETO INTERMITTENT.SDR 2008FA0000751Booster · explodedSTART MAGNETO, START BOOSTER BOX PN SS1001 BLEW THE TOP PORTION APART. IT CAUGHT ON FIRE AND SMOKE WENT EVERYWHERE. INSPECTED HELICOPTER WHEN SMOKE CLEARED AND COULD NOT FIND THE PROBLEM. TURNED OFF THE FUEL AND BUMPED THE STARTER AND FOUND THE PROBLEM TO BE TSDR CA081113003Distributor Gear · loose(CAN) DISTRIBUTOR FINGER LOOSE ON GEAR ASSY.SDR RTA2008F00000Brushes · failedDURING ROUTINE INSPECTION, LT MAGNETO WOULD NOT TIME, REMOVED, OPENED TO CHECK POINTS, FOUND SEVERE ARCHING FROM BRUSH TO THE POINT OF BEARING BAR FAILURE. SN FROM BOTH MAGNETOS AFFECTED BY SB3-08A, BOTH MAGNETOS FAILED INSP AND REPLACED. DOWN SIDE, REPLACEMENSDR CA081016007Magneto · inoperative(CAN) DURING PREFLIGHT RUN-UP RT ENG, RT MAGNETO EXPERIENCED EXCESSIVE DROP AND WAS RUNNING ROUGH. UPON INVESTIGATION OF THE MAGNETO IT WAS FOUND THAT THE DISTRIBUTOR GEAR BUSHING HAD WORN IN THE DISTRIBUTOR BLOCK HSG CAUSING A MISS FIRING CONDITION. MAGNETO WSDR 2009FA0000036Magneto · failedFLIGHT CREW REPORTED ENGINE SPUTTERED DURING INITIAL CLIMB. UPON INTERNAL VISUAL INSP OF LT MAGNETO, FOUND BROKEN MAGNETO SHAFT BELOW DRIVE GEAR. ALUMINUM MAGNET CASTING FAILED AT STEEL SHAFT MATING JOINT. ROTATION OF STEEL SHAFT IN ALUMINUM CASTING YIELDEDSDR CA081010009Magneto · malfunctioned(CAN) POOR MAG DROP. TIMING LIGHT FLICKERING BEFORE 25 DEGREES. REPLACED WITH SERVICEABLE MAGNETO.SDR CA081010008Magneto · malfunctioned(CAN) POOR MAG DROP, TIMING LIGHT FLICKERING BEFORE 25 DEGREES. MAGNETO REPLACED WITH A SERVICEABLE MAGNETO.SDR 2008F00024Magneto · damagedEXCESSIVE MAGNETO DROP DURING RUNUP AND MAGNETO CHECK. 100 RPM DIFFERENTIAL BETWEEN LT AND RT MAGNETO, ALSO RT MAGNETO RUNNING ROUGH. CHECKED FOUND RT MAGNETO TIMING OFF. FOUND RT MAGNETO AT 20 DEGREES BEFORE TOP DEAD CENTER, SUPPOSE TO BE 25 DEGREES BTDC. DRSDR 2008FA0000740Contact · damagedCONTACT ASSY, AS A NEW ASSY OPENS BEYOND THE MAXIMUM .024 INCH. THIS IS A REOCCURRING PROBLEM WITH BOTH THE LT AND THE RT CONTACT ASSEMBLIES. CIRCUMSTANCES ARE WHEN THE POINTS ARE REPLACED. (K)SDR 2008FA0000697Spring · brokenDURING MAGNETO CHECK ON GROUND RUN-UP 30 SEPT 2008, THE PILOT REPORTED THAT WHEN THE LT MAG WAS SELECTED THE ENGINE WOULD NOT STAY RUNNING. ACFT WAS BROUGHT IN FOR MAINT AND IT WAS DISCOVERED THAT THE MAGNETO IMPULSE COUPLING SPRING WAS BROKEN IN THE LEFT MAGNSDR CA081009005Magneto · malfunctioned(CAN) ENGINE TACH FLUCTUATING, MAGNETO REPLACED.SDR 2008FA0000742Magneto · contaminatedDURING INSPECTION FOR SB 03-08 THE FIRST 5 HOUR INSPECTION FOUND OIL ON THE COIL TAB ON BOTH MAGNETOS AND CAM WEARING ON BOTH MAGNETOS FOR THE AMOUNT HOURS ON MAGNETOS. ALSO, FOUND EXCESSIVE AMOUNT OF OIL INSIDE DISTRIBUTOR FOR THE AMOUNT OF HOURS ON MAGNETOS.SDR CA081002008Distributor Gear · damaged(CAN) MAGNETO RECEIVED WITH TEETH BROKEN OFF THE DISTRIBUTOR GEAR.SDR CA080926001Coil · worn(CAN) IT WAS FOUND WHEN THE MAG WAS ASSEMBLED NEW, THE HIGH TENSION TAB OF THE COIL WAS NOT MADE PARALLEL WITHIN THE HOUSING SPLIT LINE. THIS CAUSED THE BRUSH TO WEAR A DEEP GROOVE INTO THE TAB. THE BRUSH (10-160844) ALSO RECEIVED DAMAGE IN THE FORM OF A STESDR 2008FA0000735Gear · damagedWHILE PERFORMING SB03-08, FOUND THE DISTRIBUTOR GEAR DRIVE GEAR WEARING PREMATURELY AND CAUSING GEAR DUST INSIDE MAGNETO. GEAR MATERIAL WAS COMING OFF CAUSING IT TO COLLECT INSIDE DISTRIBUTOR CAP. ALSO, FOUND EXCESSIVE AMOUNT OF OIL INSIDE MAGNETO. REPLACED MASDR 2008FA0000649Magneto · seizedDURING FLIGHT, A SHUDDER AND SLIGHT LOSS OF POWER WAS REPORTED BY THE PILOT. PRIOR TO THE NEXT FLT DURING THE MAGNETO CHECK IT WAS DISCOVERED THAT THE LT MAGNETO WAS INOPERATIVE. FURTHER INVESTIGATION FOUND THE LT MAGNETO CONDENSER WAS OUT OF THE MAGNETO CASE SDR CA080925004Magneto · failed(CAN) PILOT REPORTED THERE WAS A HIGH ENGINE RPM RISE. MAGNETO WAS REPLACED AND NO FURTHER ISSUES WERE NOTED. THIS IS DUPLICATED ON REPORT 20080925003.SDR CA080925003Magneto · failed(CAN) PILOT SNAGGED THERE WAS A HIGH ENGINE RPM RISE. MAGNETO WAS REPLACED AND NO FURTHER ISSUES WERE NOTED.SDR CA080919011Bearing · excess play(CAN) MAG WAS RECEIVED FOR 500 HR INSP. BEFORE MAG WAS DISASSEMBLED THE BEARINGS WERE CHECKED BY SPINNING THE ROTATING MAGNET. THE END PLAY WAS MEASURED AT 0.004", MFG LIMIT IS 0.0015" MAX. THE BEARINGS WERE RESHIMMED, THE REST OF THE 500 HR INSP WAS CARRIESDR CA080919009Rotor · broken(CAN) CUSTOMER COMPLAINED ABOUT DEAD MAG. TIME IN SERVICE IS UNKNOWN. MAG WAS OPENED AND INSPECTED. THE ROTOR GEAR VANE SHOWED INDICATIONS OF RUBBING ON THE HALL EFFECT SENSOR AND HAD CONTACTED THE SENSOR. THIS STOPPED THE ROTOR GEAR WHICH IS INSTALLED IN TSDR 2008FA0000660Contact · failedRT MAGNETO FAILED COMPLETELY IN FLIGHT DUE TO THE TIP OF THE CONTACT POINTS HAVING SEPARATED FROM HE ASSY. THIS LEFT THE CONTACTS AND THEREFORE PRIMARY ELECTRICAL CIRCUIT IN A CONTINUALLY OPEN POSITION. RENDERING THE MAGNETO INOPERATIVE. IN A PHONE CONVERSATSDR CA080909004Cam · worn(CAN) (2ND MAG) MAG WAS INSTALLED ON AN OVERHAULED ENGINE APPROX. 1 YEAR AGO. CUSTOMER HAS YET TO INFORM US AS TO HOURS ON UNIT. THE MAG WAS DISASSEMBLED FOR INSPECTION AND THE CAM THAT OPENS THE POINTS WAS FOUND TO BE EXCESSIVELY WORN. THIS IS COVERED BY SLICSDR CA080909003Cam · worn(CAN) MAG WAS INSTALLED ON AN OVERHAULED ENGINE APPROX. 1 YEAR AGO, CUSTOMER HAS YET TO INFORM US AS TO HOURS ON UNIT. THE MAG WAS DISASSEMBLED FOR INSPECTION AND THE CAM THAT OPENS THE CONTACT POINTS WAS FOUND TO BE EXCESSIVELY WORN. THIS IS COVERED BY SLICK SDR CA080919010Magneto · malfunctioned(CAN) REMOVED DUE TO ERRATIC ENGINE RPM.SDR CA080904006Coil · damaged(CAN) MAG WAS RECEIVED FOR 500 HOUR INSPECTION. WHEN DISASSEMBLED THE COIL TAB WAS FOUND TO BE BENT DOWN AND ALMOST TOUCHING THE INSULATION COVERING THE COIL (APPROX. 10 DEGREES). THE CARBON BRUSH HAD WORN THE EXTERNAL EDGE ONLY. THIS TAB IS SUPPOSED TO BE LEVSDR CA080903016Rotor · broken(CAN) CUSTOMER RETURNED MAG FOR WARRANTY PURPOSES. MAG ROTOR SHAFT WAS BROKEN BETWEEN THE DRIVE END BEARING AND THE MAGNET PORTION. THE BREAK STILL ALLOWED THE ROTOR TO SPIN BUT THE ROTOR STARTED TO CONTACT THE HOUSING. THE CUSTOMER CLAIMS THAT THIS IS THE SECSDR 2008FA0000612Bearing · burnedREMOVED MAGNETO TO S/B3-08 AND MFG 500 HOUR INSPECTION. REMOVED HARNESS CAP FOUND A LIGHT SMOKE COLORED FILM COVERING CAP AND DISTRIBUTOR BLOCK. REMOVED MAGNETO FROM ENGINE FOUND BEARING BAR BURNED THROUGH ON LEFT SIDE WHEN VIEWED FROM DRIVE END. (K)SDR CA080902011Magneto · contaminated(CAN) MAG WAS RECEIVED FOR 500 HR INSP. END PLAY WAS NOTICED BEFORE DISASSEMBLY (0.003", 0.0015" IS MAX ALLOWABLE). WHEN MAG WAS DISASSEMBLED A COATING OF ENGINE OIL WAS FOUND ON ALL MAG COMPONENTS. THE COIL TAB WAS NOT LEVEL AND WAS PROTRUDING ABOVE MAG HSG PSDR FFK2008F00002Cam · wornPILOT REPORTED A "POPPING" SOUND COMING FROM THE LT ENGINE, AFTER INVESTIGATION MAINT FOUND THAT THE LT ENGINE LT MAGNETO CAM FOLLOWER EXCESSIVELY WORN. REPLACED MAGNETO AS NEEDED NO FURTHER PROBLEMS NOTED. (K)SDR CA080829005Magneto · failed(CAN) ACFT FLOWN ON LOCAL FLIGHT TRAINING SORTIE WITH INSTRUCTOR AND STUDENT ON BOARD. INSTRUCTOR REPORTED NO NOTICEABLE ENGINE ROUGHNESS OR PWR LOSS DURING FLIGHT. AFTER TAXI TO PARKING POSITION, INSTRUCTOR EGRESSED A/C AND ADVISED STUDENT TO CARRY-OUT SHUTDSDR CA080908002Coil · open(CAN) PILOTS NOTED A DEAD LT MAGNETO WHEN PERFORMING PRE FLIGHT RUNUP. MAGNETO WAS REMOVED AND DISASSEMBLED AND FOUND THAT THE COIL SECONDARY WINDING WAS OPEN CIRCUIT (SHOULD BE BETWEEN 1500-20,000) - MANGETO WAS REPLACED.SDR CA080922002Impulse Coupling · mismanufactured(CAN) ENGINE WAS OVERHAULED AND STORED UNTIL AUGUST 2008. DURING INSTALLATION ON AUG. 22, 2008, IT WAS NOTICED THAT THERE WAS NOT :CLICKING: OF THE MAGNETO IMPULSE COUPLINGS AS THE PROPELLER WAS ROTATED A NR OF TIMES. BOTH MAGNETO (UNISON 4381`S, S/N 07031616SDR 2008FA0000574Impulse Coupling · failedPILOT PERFORMED PRE-FLIGHT INSP DISCOVERED OIL ON FWD PORTION OF COWLING, SLIGHT OIL RESIDUE ON WINDSHIELD. MECHANIC REMOVED TOP COWLING TO INVESTIGATE, DISCOVERED MAGNETO HOUSING SHATTERED AT AREA IMMEDIATELY ADJACENT TO IMPULSE COUPLING. APPARENTLY IMPULSESDR 2008FA0000559Drive Shaft · brokenDISTRIBUTOR (POINT CAM SHAFT BROKE FLUSH WITH UPPER MAG GEAR INNER RACE CAUSING TOTAL MAG FAILURE. PART WAS RETURNED TO OWNER. (K)SDR NTB2008F00001Spring · brokenIMPULSE COUPLING SPRING BROKEN. EVIDENCE OF PRE-EXISTING CRACK AND CORROSION. VERY LOW TIME IS SERVICE. MAG TO ENGINE TIMING LOST. BOTH MAGS EXPERIENCED THE SAME FAILURE ALMOST SIMULTANEOUSLY. (K)SDR NTB2008F00000Impulse Coupling · brokenIMPULSE COUPLING SPRING BROKEN. EVIDENCE OF PRE-EXISTING CRACK AND CORROSION. VERY LOW TIME IN SERVICE. MAG TO ENGINE TIMING LOST. BOTH MAGS EXPERIENCED THE SAME FAILURE ALMOST SIMULTANEOUSLY. (K)SDR CA080805009Housing · cracked(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. A CRACK WAS NOTICED IN ONE OF THE MOUNTING EARS OF THE MAG HSG. THIS IS A NEW STYLE OF HSG CASTING FROM MFG WITH THE LARGE RAISED LETTERS ON THE OUTSIDE OF THE HSG AND THE WORD "EMPIRE" INSIDE THE HSG NEXT TO THE BRG ASDR CA080805008Magneto · inoperative(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. BEFORE DISASSEMBLY 0.003 INCH END PLAY WAS NOTICED ON THE ROTOR BEARINGS (0.0015 INCH IS MAX. ALLOWABLE). WHEN DISASSEMBLED THE WASHER THAT RETAINS THE DISTRIBUTOR GEAR ON THE SHAFT WAS SLIGHTLY LOOSE. MFG HAS BEEN CONSDR CA080801008Coil · loose(CAN) MAG WAS RECEIVED FOR 500 HOUR INSP. WHEN DISASSEMBLED THE COIL WAS FOUND SLIGHTLY LOOSE IN THE MAG HOUSING. THE COIL CLAMPS WERE REPLACED AND THE COIL WAS NO LONGER LOOSE IN THE HOUSING. THE REST OF THE 500 HOUR INSP WAS CARRIED OUT AND THE MAG WAS RETUR
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