JASC 7414
Service difficulty reports · 2,448
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 2013FA0000291Coil · failedDURING GROUND RUN-UP PRIOR TO TAKEOFF, AS PILOT CYCLED TO RT MAGENTO, ENGINE ATTEMPTED TO CUT-OUT BUT PILOT WAS ABLE TO KEEP RUNNING BY SWITCHING MAGNETO SWITCH BACK TO "BOTH". FLIGHT CREW RETURNED TO RAMP AND SQUAWKED ACFT FOR DEAD MAGNETO ON RT SIDE. MX PESDR CA130522003Magneto · malfunctioned(CAN) PILOT REPORTED ENGINE RPM INDICATING HIGH AND ROTOR RPM INDICATING LOW. GOVERNOR HUNTING DURING GROUND RUN. A HIGH PITCH ABNORMAL NOISE WAS HEARD WHEN REDUCING POWER SETTING. MAINTENANCE OBSERVED ERRATIC TACH INDICATION DURING GROUND RUN. RT MAGNETO RSDR CA130530006Points · out of adjust(CAN) NO MAG DROP, RUNNING LIVE AT ALL TIMES. MAGNETO REPLACED. POINTS FOUND IMPROPERLY GAPPED.SDR CA130531010Contact · burned(CAN) HARD STARTING ENGINE. TROUBLESHOT TO NO SPARK AT LOW RPM. SLICK SB1-12, MAG SN. THE MAGNETO WAS NEW WITH ONLY 300.2 HRS ON IT. POINTS WERE BURNED.SDR CA130430023Magneto · contaminated(CAN) DURING 50/100 HR INSPECTION OF THE ACFT THE RT MAGNETO WAS INSPECTED AND FOUND TO HAVE EXCESSIVE INTERNAL OIL CONTAMINATION. MAGNETO REPLACED.SDR 2013FA0000233Bearing · seizedDURING ENGINE START PROCEDURE, RT ENGINE WOULD NOT START. INSPECTION OF RT ENGINE MAGNETOS, THE LT MAGNETO WAS FOUND TO BE HARD TO ROTATE DUE TO DRIVE END BEARING FAILURE. NO OTHER DAMAGE WAS FOUND WITH MAGNETO. STIFF / FROZEN BEARING WAS CAUSING IMPULSE COUSDR CA130412014Magneto · multiple fail(CAN) IMPULSE COUPLING CAM CRACKED AT KEYWAY, FOUND EXCESSIVE ANTISEIZE AND EXCESSIVE RETAINER NUT TORQUE AT FACTORY ASSY, BOTH CAPACITOR O-RING SEALS ROTTED BY OZONE (3-NEW NEEDLE BEARING CAME WITH LIGHT WHITE GRERASE WHICH ON 1ST 100HRS INSPECTIONS IS FOUSDR CY4R20130412008Distributor Blk · damagedWHEN TIGHTENING THE CONTACT ASSEMBLY SECURING SCREWS ON THE DUAL MAGNETO DISTRIBUTOR BLOCK, IAW THE SERVICE MANUAL INSTRUCTIONS TO A TORQUED VALUE OF 20 TO 25 LBS.-IN. THE EMBEDDED NUTS START TO PULL OUT IN 2 OF THE 4 LUGS. THE ASSEMBLY THAT MOUNTS ON THE DSDR CA130415001Magneto · failed(CAN) DURING CRUISE, ACFT EXPERIENCED 300-400, RPM POWER LOSS, DIVERTED. PRIOR TO SHUTDOWN AFTER LANDING MAG CHECK CAUSED ROUGH ENGINE OPS WHEN LT MAG SELECTED.SDR 2013FA0000238Magneto · faultyENGINE BECAME HARD TO START. ON INVESTIGATION, FOUND TIMING HAD SLIPPED ON THE IMPULSE MAG. CHECKING INTERNAL TIMING, IT WAS DETERMINED THAT THE POINTS HAD CLOSED TO THE POINT THE SPARK OUTPUT WAS DEGRADED EVEN THOUGH THE PREFLIGHT MAG CHECK WAS WITHIN LIMITSDR CA130410009Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS PUSHED INTO THE BLOCK.SDR CA130410008Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS PUSHED INTO THE BLOCK.SDR 2013FA0000221Drive Gear · brokenNYLON GEAR HAS EIGHT BROKEN TEETH RESULTING IN LOOSING LT MAGNETO ON CLIMBOUT. THE MAGNETO HAD 430 HRS SINCE THE LAST 500 INSPECTION, WITH 865 HRS TT.SDR RTEA2013F00000Distributor Gear · dislodgedENGINE RAN ROUGH WHEN ON AFFECTED MAGNETO ONLY. DURING RUNUP FOR ROUTINE SCHEDULED INSPECTION. ON DISASSEMBLY OF MAGNETO, DISCOVERED THE DISTRIBUTOR FINGER HAD DISLODGE FROM THE DISTRIBUTOR GEAR, CAUSING ERRATIC TIMING. HAVE SEEN THESE FINGERS COME SLIGHTLSDR CA130405003Impulse Coupling · inoperative(CAN) DURING PREFLIGHT RUNUP A HIGH RPM DROP OFF WAS REPORT ON LT MAGNETO. NOT IMPULSE COUPLING ENGAGEMENT WAS NOTED DURING MAINTENANCE INSPECTION. UPON REMOVAL OF DEFECTIVE MAGNETO, THE IMPULSE COUPLING WAS OBSERVED TO BE NON FUNCTIONING AND MAGENTO DRIVE GSDR CA130321005Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING MEETS THE BLOCK.SDR ECQR2013F00066Structure · out of limitsWHEN TRYING TO INSTALL THE DRIVE GEAR ON REPLACEMENT MAGNETO, THE GEAR WOULD NOT FIT ONTO THE IMPULSE COUPLER BASE. WHEN MIC/MEASURED, THE BASE WAS .008 LARGER IN DIAMETER. MAG WAS REJECTED AND REPLACEMENT MAG WAS INSTALLED.SDR 2013FA0000164Cam Follower · inoperativeAFTER ONLY 26 HOURS OF OPERATION FROM NEW PARTS INSTALLED, MAGNETO QUIT PRODUCING SPARK. TROUBLESHOOTING FOUND THE POINT TIMING HAD DRIFTED OFF AND WAS UNABLE TO RESET WITHIN MANUAL LIMITS. PLASTIC CAM FOLLOWER WAS FOUND WORN OR MELTED. NEW PARTS INSTALLED ANSDR CA130312015Coil · worn(CAN) MAGNETO HAS A LOT OF CONTAMINANTS FROM ELECTRICAL ARCING. COIL CORE LAMINATIONS WORN DUE TO LOOSE FIT IN HOUSING POLE SHOE LAMINATIONS.SDR CA130312014Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS PUSHED INTO THE BLOCK.SDR 2013FA0000298Bearing · wornDISTRIBUTOR BLOCK BEARING HAS EXCESSIVE PLAY/ WEAR.SDR 2013FA0000137Distributor Gear · brokenDURING INSPECTION, DISCOVERED MAGNETO DISTRIBUTOR GEAR , MISSING TEETH ON BOTH GEARS.SDR 2013FA0000129Bushing · inoperativeAFTER ANNUAL INSPECTION, LT ENGINE WAS HARD TO START. AFTER ENGINE STARTED AND MAGNETO CHECK WAS PERFORMED FOUND LT MAGNETO INOPERATIVE. REMOVED MAGNETO, DISASSEMBLED AND FOUND DISTRIBUTOR BLOCK BUSHING LOOSE IN DISTRIBUTOR BLOCK, PN 10-391586. EARLIER ON DSDR 2013FA0000124Magneto · contaminatedPILOT REPORTS ROUGH RUNNING RT MAGNETO IN FLIGHT. INSPECTION FINDS MAGNETO HAS OIL INTERNALLY. MAGNETO WAS REMOVED FOR OVERHAUL AND SERVICEABLE MAGNETO INSTALLED.SDR 2013FA0000103Shaft · loosePERFORMED A MAGNETO CHECK BEFORE TAXI OUT, DETECTED NO RPM DROPPED WHEN LT MAGNETO TURNED OFF FOR LT ENGINE, TURNED OFF RT MAGNETO FOR LT ENGINE, ENGINE WAS GOING TO STALL. WHEN MX REMOVED THE MAGNETO, FOUND LT MAGNETO PLASTIC GEAR SHAFT LOSE AND MADE PLASSDR 2013FA0000088Points · failedMAGNETO UNDERWENT 500 HOUR CHECK, IN APRIL 2012. 90 SERVICE HOURS LATER, MAGNETO WAS INSPECTED DUE TO UNRELATED PROBLEM. DISCOVERED THE CONTACT POINT SET TO HAVE FAULT IN MFG. CONTACT POINTS WERE OFFSET BY ABOUT HALFWAY AND APPEAR BURNED. THE OFFSET IS ABSDR 2013FA0000113Distributor Blk · inoperativePILOT COMPLAINED OF ROUGH ENGINE & LOSS OF POWER. GROUND RUN DETERMINED THAT THE RT MAGNETO WAS CAUSING PROBLEM. ENSURED RT WAS CORRECT POSITION ON SWITCH. PULLED AND CLEANED ALL SPARK PLUGS FOR RT MAGNETO. PULLED RT MAGNETO, TESTED CONDENSER, AND COIL BOTSDR EPUA20130212001Magneto · damagedENGINE VERY ROUGH WITH LOSS OF POWER, RT MAGNETO WAS REPLACED DUE TO INTERNAL DAMAGE.SDR CA130211010Gear · failed(CAN) MAGNETO FAILED INTERNALLY. SEVERAL TEETH ON NYLON GEAR WERE BROKEN AND FOUND LYING IN THE BOTTOM OF THE MAGNETO.SDR 2013FA0000073Distributor Blk · defectiveWHILE PERFORMING 500HR MAGNETO INSPECTIONS MECHANIC FOUND 2 DISTRIBUTOR BLOCK BUSHINGS LOOSE, AS WELL AS CRACKS FROM THE BUSHING BORE IN THE DISTRIBUTOR BLOCK TRAVELING OUT TO THE 1.125 DIAMETER. UPON INSPECTING 4 NEW DISTRIBUTOR BLOCKS FROM STOCK I FOUND ALL SDR 2013FA0000059Bearing · seizedDURING ENGINE RUN-UP, BEFORE TAKEOFF WHEN THE RT ENGINE, RT MAGNETO WAS CHECKED IT WAS FOUND TO BE INOPERATIVE. ACFT RETURNED TO BLOCK. RT ENGINE, RT MAGNETO WAS REMOVED AND FOUND HARD TO ROTATE BY HAND. OPENED MAGNETO AND FOUND TO BE SCORCHED AND MELTED DUSDR 2013FA0000058Bearing · seizedDURING ENGINE RUN-UP BEFORE TAKE OFF WHEN THE RIGHT ENGINE RIGHT MAGNETO WAS CHECKED THERE WAS EXCESSIVE RPM DROP. AIRCRAFT RETRUNED TO BLOCK. RIGHT ENGINE, RIGHT MAGNETO WAS REMOVED AND FOUND VERY HARD TO ROTATE BY HAND. OPENED MAGNETO AND FOUND NO VISUAL INDSDR CA130117011Points · worn(CAN) PILOT REPORTED A RT MAGNETO ROUGH CONDITION DURING PRE-FLIGHT GROUND RUN UP CHECKS, PILOT DESCRIBED AN APPROXIMATELY 700 RPM DROP WHEN RT MAGNETO WAS SELECTED. THE RT MAGNETO WAS REMOVED AND INSPECTED AND THE FAULT WAS FOUND TO BE WITH THE POINTS NOT OPSDR 2013FA0000025Coil · shortedDURING RUN-UP BEFORE TAKEOFF, THERE WAS EXCESSIVE RPM DROP ON RT ENGINE, RT MAGNETO. REMOVED RT MAGNETO. REMOVED BACK COVER AND MAG HAD A BURNED ELECTRICAL ODOR. REMOVED COIL AND FOUND TO BE ARCING TO CASE. LOOKS LIKE THERE WAS A SMALL CRACK IN COIL HOUSINSDR CA130104002Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS IN THE BLOCK.SDR CA130109008Magneto · out of adjust(CAN) DURING 200 HR INSPECTION OF THE ACFT THE INTERNAL TIMING OF BOTH THE LT AND RT MAGNETOS WERE FOUND TO BE OUT OF LIMITS. BOTH MAGNETOS WERE REPLACED.SDR 2012FA0000833Magneto · out of sequencePILOT REPORTED THAT SHORTLY AFTER TAKEOFF, FELT A SURGING, BUT DID NOT SEE ANY APPRECIABLE INDICATION ON THE RPM, MANIFOLD PRESSURE OR FUEL FLOW INDICATORS. ON DOWNWIND LEG AFTER DEPARTURE, NOTICEABLE LOSS OF POWER OCCURRED WITH A CORRESPONDING LOSS OF RPM.SDR 2013FA0000069Coil · burnedMAGNETO COIL FAILED AND POINTS WERE BURNED, 32 HRS AFTER O/H.SDR CA130107006Magneto · out of adjust(CAN) DURING THE 100 HR INSPECTION THE LT STARTING MAG WAS FOUND TO HAVE INCORRECT INTERNAL TIMING AND MAIN POINTS WERE MAKING POOR CONTACT. MAGNETO REPLACED.SDR CA121218010Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS IN THE BLOCK.SDR CA121218009Bearing · failed(CAN) THE DRIVE END BEARING INNER RACE SPINS ON THE SHAFT.SDR CA121209001Distributor Blk · worn(CAN) MAGNETO FAILURE FOUND ON EVENT NR 3 INSPECTION. PRE-INSPECTION RUN UP WAS GOOD, AND MAGNETO TIMING CHECKED SERVICEABLE ON LT ENGINE. ON POST INSPECTION RUN UP THE LT ENGINE WAS HARD TO START AND WHEN MAGNETO CHECKS WERE PERFORMED THE LT MAGNETO ON LT ESDR CA121126008Magneto · out of tolerance(CAN) DURING ACFT INSPECTION THE MAGNETO WAS FOUND TO BE MORE THAN THE ALLOWABLE 5 DEGREES OFF BASE TIMING. MAGNETO REPLACED.SDR CA121115004Distributor Gear · broken(CAN) DURING ROUTINE MAGNETO 500 HR INSPECTION, THE DISTRIBUTOR FINGER ON THE M3008 DISTRIBUTOR GEAR WAS FOUND TO BE SO LOOSE THAT IT FELL OFF WHEN GEAR WAS REMOVED FOR INSPECTION.SDR CA121113008Magneto · out of tolerance(CAN) DURING GROUND RUN FOLLOWING 50 HR INSPECTION OF THE ACFT LT MAGNETO INTERNAL TIMING FOUND TO BE OUT OF LIMITS. RT MAGNETO, SN: 12050388, TSN: 149 HRS WAS ALSO FOUND TO BE OUT OF LIMITS. BOTH MAGNETOS REPLACED.SDR CA121106004Rotor · sheared(CAN) PILOTS EXPERIENCED A ROUGH RUNNING MAGNETO DURING A GROUND RUN UP WHICH CHANGED TO A DEAD MAG. UPON RETURNING TO BASE MAINTENANCE REMOVED THE MAGNETO AND FOUND THAT THE MAIN ROTOR SHAFT WHERE THE ROTOR GEAR M3827 MOUNTS ONTO THE SHAFT WAS SHEARED OFF.SDR CA121105008Distributor Blk · loose(CAN) A ROUGH RUNNING ENGINE ON MAGNETO CHECK DURING STARTUP REVEALED A LOOSE DISTRIBUTOR FINGER ON DISTRIBUTOR GEAR ASSEMBLY. AFFECTED MAGNETO DID NOT HAVE ORIGINAL DISTRIBUTOR GEAR. GEAR REPLACED LESS THAN 400 HOURS AGO.SDR CA121030004Distributor Blk · cracked(CAN) LT MAGNETO FAILED ON THE RUN-UP CHECK, MAGNETO WAS REMOVED FOR INSPECTION. INSPECTION REVEALED THAT THE DISTRIBUTOR BLOCK WAS CRACKED IN THE AREA OF THE OIL FELT PAD AND THE BUSHING WAS LOOSE ENOUGH TO ALLOW THE DISTRIBUTOR WHEEL TO BECOME DISENGAGED FROSDR CA121025004Switch · faulted(CAN) ON SHUTDOWN, THE PILOT CONDUCTED A LIVE MAG CHECK AND FOUND THE MAGS WHERE BOTH LIVE. THE SWITCH WAS FOUND FAULTLY AND WAS REPLACED.SDR CA121013001Block · cracked(CAN) BLOCK FOUND CRACKED WHERE THE BUSHING IS IN THE BLOCK.
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