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 GIC2005F00000Magneto · brokenACFT WAS BEING USED FOR TRAINING, THE PILOT STATED THAT (SUDDENLY THE ENG LOST 3500 RPM. THE PILOT TRIED CARBURETOR HEAT AND CHANGED THE FUEL SELECTOR TO THE OPPOSITE TANK. BOTH OF THESE PRODUCED NO CHANGE. THE PILOT THEN MADE A PRECAUTIONARY LANDING. AFTEOct 18, 2004 · N53597 · Piper PA28161SDR ZVS2004F00000Impulse Coupling · brokenPILOT REPORTED DEAD LT MAGNETO, RT ENGINE. TROUBLESHOT AND FOUND IMPULSE COUPLING CAM ASSY BROKEN. THE PAWL RIVETS HAD COME LOOSE AND SEPARATED. THE MAG BEARINGS WERE STIFF BUT DID NOT SEEM TO BE THE CAUSE.Oct 9, 2004 · N3101B · Beech 58SDR 2004FA0000874Impulse Coupling · missingWHILE PERFORMING AD 96-12-07, THE MECHANIC NOTICED THAT THE STOP PIN FOR THE IMPULSE COUPLING WAS MISSING. INSPECTED THE ACCESSORY SECTION AND FOUND THE PIN WEDGED BETWEEN THE CRANK CASE AND A GEAR. REMOVED THE PIN, NO FURTHER DAMAGE WAS FOUND.Oct 6, 2004 · N6935C · Piper PA34200TSDR 041403AGear · brokenLOST POWER ON TAKEOFF. VERIFIED PROBLEM OF LT MAGNETO INOPERATIVE. INSPECTED AND FOUND MAGNETO DISTRIBUTOR GEAR MISSING SEVERAL TEETH. GEAR WAS LOOSE ON SHAFT WHICH PROBABLY CONTRIBUTED TO BREAKAGE. SUSPECT CAUSE WAS LACK OF PROPER MAINTENANCE OVER LIFE OF MAOct 5, 2004 · N117MM · Cessna 177SDR FMA2004F00000Contactor · defectivePILOT REPORTED MISFIRE DURING MAG CHECK. TROUBLESHOOTING REVEALED RIVETING OF GROUND SIDE OF CONTACT TO MOUNTING BASE HAD FAILED ALLOWING ELECTRICAL CONTACT TO RATTLE IN BASE.Oct 4, 2004 · N207DG · Cessna T207SDR CA041015005Magneto · cracked(CAN) RT ENGINE DEVELOPED 'MISSING OR SURGING' IN POWER AT HIGH POWER SETTINGS. RAN FINE AT LOW POWER. AIRCRAFT RETURNED FOR MAINTENANCE. AMO REMOVED MAGNETO AND FOUND DISTRIBUTOR BLOCK CRACKED AND BEARINGROUGH. MAGNETO REPLACED AND GROUND RUN, SERVICEABLE. MASep 27, 2004 · Piper PA31350SDR CA060528001Magneto · inoperative(CAN) MAGNETO NOT FUNCTIONING PLUS MAGNETO UNSERVICEABLE. (TC NR 20060528001)Sep 24, 2004 · Dhav DHC2MKISDR HUN2004FBBBRotor · failedCOMPLETE FAILURE OF THE RT MAGNETO ON THE RT ENGINE. THIS COMPLETE FAILURE OCCURRED TWICE WITH TWO MAGNETOS. THE FIRST MAGNETO (SN 02071564) FAILED WITH A TOTOAL TIME OF 529.1. THE SECOND MAGNETO (SN 04041941) FAILED WITH A TOTAL TIME OF 166.6. BOTH FAILURSep 17, 2004 · N5331Y · Piper PA44180SDR HUN2004FAAARotor · shearedCOMPLETE FAILURE OF THE RT MAGNETO ON THE RT ENGINE. THIS COMPLETE FAILURE OCCURRED TWICE WITH TWO MAGNETOS. THE FIRST MAGNETO (SN 02071564) FAILED WITH A TOTAL TIME OF 529.1. THE SECOND MAGNETO (SN 04041941) FAILED WITH A TOTOAL TIME OF 166.6. BOTH FAILURSep 17, 2004 · N5331Y · Piper PA44180SDR 2005FA0000241Magneto · looseOVERHAUL DATE, MFG, 5-2001 - GEAR FAILURE (PN AB-357584) ELECTRODE BRASS FINGRE ON NYLON GEAR WAS LOOSE AND CONTRACTED BRASS ELECTRODES. ON PN 10-357424 DISTRIBUTOR BLOCK FILLING BLOCK WITH CONDUCTIVE PARTICLES WHICH ENDED UP SHORTING OUT ONE IGNITION LEAD CASep 15, 2004 · N9198B · Piper PA28180SDR CA041001011Magneto · arced(CAN) PILOT REPORTED A 200 RPM DROP ON RT MAGNETO. TROUBLESHOOTING REVEALED THAT TOP IGNITION WIRE ON NR 5 CYLINDER WAS UNSERVICEABLE. WHEN HARNESS WAS REMOVED FROM MAGNETO, EVIDENCE OF HEAVY ARCING WAS NOTED IN THE NR 5 LEAD OUTLET AREA OF THE DISTRIBUTOR BLSep 13, 2004 · Cessna A185FSDR MAGSENTANIMagneto · looseUPON INSPECTION OF THE MAGNETO INTERIOR, FOUND THAT THE (STRIP-FISH PAPER) (P/N 10-349326) HAD COME LOOSE FROM THE SIDE OF THE CASE AND BECOME INGESTED IN THE DRIVE AND DISTRIBUTOR BLOCK GEARS. ADDITIONALLY, THE CARBON BRUSH SHOWED EXCESSIVE SIDE LOAD WEAR. Sep 8, 2004 · Cessna TU206*SDR MAGMARTINSEPTMagneto · looseUPON INSPECTION OF THE MAGNETO INTERIOR, FOUND THAT THE (STRIP-FISH PAPER) (P/N 10-349326) HAD COME LOOSE FROM THE SIDE OF THE CASE AND BECOME INGESTED IN THE DRIVE AND DISTRIBUTOR BLOCK GEARS. ADDITIONALLY, THE CARBON BRUSH SHOWED EXCESSIVE SIDE LOAD WEAR. Sep 8, 2004 · Cessna TU206*SDR CA040928003Seal · leaking(CAN) DURING INSPECTION, OIL WAS FOUND DRIPPING FROM THE MAG DRIVE ON LT MAG. MAG DRIVE SEAL FOUND TO BE LEAKING. REPLACED SEAL. ENGINE GROUND RUN SATISFACTORY.Aug 26, 2004 · Dhav DHC2*SDR 2004FA0000786Bearing · overheatedDURING FLIGHT, ENGINE BEGAN TO LOOSE POWER, AND AIRCRAFT EXPERIENCED AN OFF-FIELD LANDING. UPON INVESTIGATION INTO THE FAULT, IT WAS DISCOVERED THAT THE MAGNETO BREAKER POINTS WERE NOT OPENING. DISASSEMBLY OF THE MAGNETO REVEALED THAT BEARING PN 1038297 INSTAug 16, 2004 · N2246E · Cessna 172NSDR CA040823007Magneto · migrated(CAN) ATTACH NUTS ON CLAMP BLOCK WERE TIGHT. MAGNETO ROTATED TO CAUSE RPM DROP. THE MAGNETO HAD 386.6 HOURS SINCE LAST REMOVAL.Aug 10, 2004 · Cessna 172NSDR CA040810006Magneto · failed(CAN) DURING A LOCAL FLIGHT THE PILOT ENCOUNTERED A ROUGH RUNNING CYCLE, RETURNED TO BASE AND LANDED EVENTUALLY. MAINTENANCE INVESTIGATION RELEALED THAT THE RT MAGNETO HAD FAILED INTERNALLY. MAGNETO WAS REPLACED AND THE AIRCRAFT RETURNED TO SERVICE. TEARDOWAug 9, 2004 · Dhav DHC2*SDR GNB2004F00001Bearing · destroyedDURING THE FIRST INITIAL 500 HOUR MAGNETO INSPECTION ON A FACTORY ENGINE. MAINTENANCE DISCOVERED AN ODD LOOKING LUBE ON BOTH MAGNETOS AND INSUFFICIENT AMOUNT IN WELL. THE LT MAGNETO BEARING LOOKED OK, HOWEVER, THE RT MAGNETO BEARING WAS UNUSABLE AND METAL TJul 28, 2004 · N402SA · Cessna 402CSDR 2004FA0000753Vibrator · burnedJUST AFTER DEPARTURE A BURNING ODOR WAS NOTICED FROM THE FRONT OF THE AIRCRAFT. A STANDARD FLIGHT PATTERN BACK TO RUNWAY WAS EXPEDITED. LATER FINDING THE IGN VIBRATOR HAD STARTED A FIRE IN THE FRONT PILOTS LOWER FIREWALL PANEL. A GEAR UP LANDING BECAME THE Jul 23, 2004 · N88CS · Beech 95B55SDR CA040719005Magneto · wornOIL LEAK WAS DISCOVERED AT MAGNETO MOUNTING FLANGE GASKET. UPON REMOVAL OF UPPER AND LOWER MAGNETO MOUNT CLAMPS (P/N 66M19385), WEAR AND FRETTING OF THE MAGNETO MOUNTING FLANGE WAS DISCOVERED. WHEN CHECKED, THE MAGNETO WAS STILL CORRECTLY TIMED TO THE ENGINEJul 16, 2004 · Piper PA31SDR CA040719004Magneto · wornOIL LEAK WAS DISCOVERED AT MAGNETO MOUNTING FLANGE GASKET. UPON REMOVAL OF UPPER AND LOWER MAGNETO MOUNT CLAMPS (P/N 66M19385), WEAR AND FRETTING OF THE MAGNETO MOUNTING FLANGE WAS DISCOVERED. WHEN CHECKED, THE MAGNETO WAS STILL CORRECTLY TIMED TO THE ENGINEJul 16, 2004 · Piper PA31SDR 2004FA0000776Impulse Coupling · brokenPILOT REPORTED EXCESSIVE DROP ON LT MAGNETO ON ENGINE RUN UP. ON FURTHER INVESTIGATION THE MECHANIC FOUND THE IMPULSE COUPLING SPRING BROKEN. PROBABLE CAUSE AT THIS TIME IN UNKNOWN, AND THERE IS NO RECOMMENDATIONS AT THIS TIME EITHER.Jul 13, 2004 · N5599P · Beech F33ASDR 2004FA0000646Bearing · damagedMAGNETO OVERHAULED, WAS FOUND TO HAVE A LOOSE ROTOR TAB THAT CHEWED UP THE DISTRIBUTOR BLOCK TERMINALS. ALSO AN INNER BEARING RACE WAS LOOSE AND SCORED THE SHAFT AND AN OUTER BEARING RACE WAS LOOSE IN THE CASE AND THE CASE WAS THEREFORE JUNK.Jul 13, 2004 · N9442F · Hughes 269BSDR CA040723005Spring · broken(CAN) NO POWER TO RT MAGNETO DUE TO BROKEN IMPULSE SPRING RETARDING TIMING.Jul 10, 2004 · Cessna 172SDR XGK2004F00000Shaft · shearedCOMPLAINT OF EXCESSIVE MAG DROP. FIELD REPAIR FOUND TIMING 5 DEGREES LATE, RESET MAG TIMING AND FERRY AIRCRAFT TO BASE FOR INSPECTION. REMOVED MAGNETO AND FOUND NO PROBLEMS WITH INTERNAL TIMING. REINSTALLED, TIMED MAGNETO AND MARKED POSITION WITH TORQUE SEAJul 8, 2004 · N38850 · Piper PA28181SDR 2004FA0000840Distributor Blk · burnedON 5/20/2004 THIS MAGNETO WAS REMOVED, PILOT REPORTED ROUGH ENGINE OPERATION AT ALTITUDES OF 8,000 FT OR HIGHER. PILOT ISOLATED MISFIRING MAGNETO. MAGNETO APPEARED TO BE FUNCTIONING NORMALLY ON GROUND AT SEA LEVEL AND INFLIGHT AT LOWER ALTITUDES. MAGNETO DIJul 7, 2004 · N24FG · Cessna A185FSDR 2004FA0000882Magneto · brokenPILOT REPORTED OIL UNDER COWLING AFTER A WEEKEND OVERNIGHT. INVESTIGATED OIL LEAK AND FOUND THE MAGNETO MOUNTING FLANGE CRACKED. MAGNETO WAS PROPERLY TORQUED, SUSPECT MAGNETO HOUSING FATIGUED.Jul 6, 2004 · N333TG · Piper PA32R300SDR 2004FA0000690Points · wornPILOT REPORTED REAR ENGINE LT MAGNETO INOPERABLE ON RUN-UP. TROUBLESHOT AND FOUND CONTACT POINTS NOT OPENING FAR ENOUGH. NYLON CAM FOLLOWER FOUND MELTED AT CONTACT POINT ARM. CONTACT COMPARTMENT COVER HAS VENT HOLES THAT ARE COVERED BY INSTRUCTIONS IN MASTEJul 1, 2004 · N1258S · Cessna 337HSDR 2004FA0000644Distributor Blk · looseREPLACED WORN POINTS IN MAGNETO. ON RUN UP FOUND 500 RPM DROP. REMOVED MAGNETO AND FOUND DISTRIBUTOR BLOCK CONTACT TOWERS AND DISTRIBUTOR FINGER OIL SOAKED FROM EXCESS LUBRICANT. WHILE INSPECTING FOUND DISTRIBUTOR GEAR BUSHING LOOSE IN DISTRIBUTOR BLOCK. OJul 1, 2004 · N12585 · Cessna 172MSDR 4016Magneto · failedIN ROUTE, PILOT NOTICED HI EGT AND ROUGH LT ENGINE, PILOT DID MAG CHECK RT MAGNETO DEAD, CONTINUED APPROACH, LT ENGINE QUIT, LANDED NO PROBLEM. CAUSE UNKNOWN AT THIS TIME.Jun 23, 2004 · N5238J · Cessna 310RSDR CA040706003Magneto · failedHIGH ENGINE RPM. REPLACED MAGNETO.Jun 14, 2004 · Robsin R22BETASDR 2004FA0000515Regulator · inoperativeAC IN FOR NO SPARK DURING START-UP. REMOVED LT AND RT MAGNETOS AND SPARK ADVANCED REGULATOR. OWNER INSTALLED BUSH KIT MODIFICATION, LT MAG WITH IMPULSE COUPLING. MAG, NR 4755, SN 04030730. MAGS TIMING SET WITH T-300 IGNITION TIMING TOOL. PERFORMED GROUNDJun 3, 2004 · N7229N · Amtr MURPHYREBELSDR 2004FA0000642Impulse Coupling · brokenIMPULSE COUPLING FAILED LOCKING MAGNETO, RESULTING IN FAILURE OF GEARS IN ACCESSORY CASE, PN 13S18647, 71652 AND LW-19096 GEARS. FAILURE OCCURRED WHILE FLYING IN PATTERN. (EA23200400620)Jun 1, 2004 · N4355F · Piper PA28235SDR CA040610013Bearing · loose(CAN) AFH: 8900.9 DATE: MAY 20 RT ENGINE -- LT MAGNETO, DAMAGE WAS DISCOVERED DURING A 100HR INSPECTION. DECIDED TO REMOVE THE LT MAGNETO FOR INSPECTION OF THIS AREA. (HAVE ADDED THIS TO OUR INSPECTION PROGRAM) WHEN THE MAGNETO WAS REMOVED THE MAGNETO GEAR RMay 20, 2004 · Piper PA23250SDR CA040521006Coupler · crackedENGINE STARTED TO RUN ROUGH AT CRUISE SETTINGS AND ABOVE. ENGINE BACKFIRE VIOLENTLY WHEN RIGHT MAG SELECTED . RUBBER DISK COUPLER BETWEEN MAG AND MAG DRIVE FOUND TO BE SEVERLY CRACKED AT EACH COG ON THE DISK, CAUSING THE MAG TO BECOME OUT OF TIME AT RPM GREAMay 20, 2004 · Dhav DHC3SDR CA040518002Magneto · failed(CAN) DUE TO ROUGH RUNNING ENGINE. MAG WAS DETERMINED TO BE FAULTY, WAS REPLACED. A/C WAS TEST FLOWN, ENGINE RAN VERY ROUGH. INSP OF ENG AND REPLACED MAG NOTED INTERNAL MAG GEAR WAS DAMAGED WITH MISSING TEETH. NOTED METAL IN OIL SCREEN. ENG WAS REMOVED AMay 18, 2004SDR 2004F00146Points · failedINVESTIGATION OF MAGNETO FAILURE FOUND THAT THE CONTACT ARM OF THE PRIMARY POINT SET HAD SNAPPED OFF. THE BREAK OCCURED AT THE AREA WHERE THE STIFFENER FLANGES FLATEN OUT. JUST AT THE EDGE OF THE NYLON BLOCK. UNABLE TO DETERMINE CAUSE OF FAILURE. (AL0520040May 17, 2004 · N8127K · Piper PA32300SDR 2004F00144Breaker Points · brokenSLICK MAG MODEL NUMBER M3637 CONTACT POINTS BROKE. 10 HOURS SINCE NEW.May 17, 2004 · N8127K · Piper PA32300SDR CA040615007Coil · cracked(CAN) AIRCRAFT HARD TO START WHEN ENGINE IS HOT. CHECKED MAGNETO TO ENGINE TIMING AND COULD NOT GET RT MAGNETO (S/N 540710) POINTS TO OPEN OR CLOSE. REMOVED LT MAGNETO (S/N 540756) DUE TO PROBLEMS FOUND IN RT MAGNETO. FOUND COIL CRACKED AND OPAQUE. AD 94-01-0May 13, 2004 · Univar 415CSDR CA040611002Coil · cracked(CAN) AIRCRAFT HARD TO START WHEN ENGINE IS HOT. CHECKED MAGNETO TO ENGINE TIMING. COULD NOT GET RT MAGNETO (S/N 540710) POINTS TO OPEN OR CLOSE. REMOVED MAGNETO FROM ENGINE AND FOUND GROUND ON COIL MISSING SCREW. COIL FOUND TO BE CRACKED AND OPAQUE IN COLOR May 13, 2004 · Univar 415CSDR AUS20040393Gear · faulty(AUS) MAGNETO DISTRIBUTOR GEAR FINGER INCORRECTLY FITTED. FINGER WAS LOCATED APPROXIMATELY 180 DEGREES FROM LOCATING LUGS.May 11, 2004 · Piper PA31350SDR CA040511007Magneto · malfunctioned(CAN) ON LT ENGINE RUN UP, MAGNETO TEST FOUND RPM DROP BY 400 RPM. DURING TROUBLESHOOTING FOUND FAULTY MAGNETO, REPAIRED ON MAY 3/ 2002, 460.1 HRS IN SERVICE SINCE REPAIR.May 10, 2004 · Piper PA31350SDR AUS20040344Bearing · seized(AUS) MAGNETO REAR BEARING SEIZED. CONTACT BREAKERS MELTED.May 1, 2004 · Piper PA32300SDR 2004FA0000397Impulse Coupling · brokenPILOT REPORTED REAR ENGINE WAS HARD TO START. AFTER TROUBLESHOOTING, THE LT MAGNETO WAS REMOVED. UPON INSPECTION THE IMPULSE COUPLING WOULD NOT ROTATE IN THE CORRECT DIRECTION. THE MECH WAS NOT SURE IF WRONG IMPULSE COUPLING OR SPRING TURN BACKWARD. DUE TOMay 1, 2004 · N8AH · Cessna T337GSDR AUS20040363Bearing · failed(AUS) LT MAGNETO BEARING FAILED.Apr 24, 2004 · Robsin R44SDR AUS20040278Distributor Blk · loose(AUS) LT MAGNETO DISTRIBUTOR BLOCK LOOSE IN HOUSING.Apr 20, 2004 · Robsin R22BETASDR CA040408008Gear · damaged(CAN) DURING A RUN-UP FOR A 50 HOUR INSPECTION THE AME NOTED THAT THE LT MAG WAS TOTALLY DEAD. UPON INSPECTION IT SHOWED THAT 2 TEETH ON THE DRIVE GEAR FOR THE DISTRIBUTOR WERE TOTALLY MISSING. THESE TEETH BEING MISSING WOULD NOT ALLOW THE DISTRIBUTOR ON THEApr 4, 2004 · Cessna A185FSDR 2004FA0000343Brushes · misinstalledUPON COMPLETING THE FIRST 500 HOUR INSPECTION ON THE MAGNETO, IT WAS DISCOVERED THAT THE CARBON BRUSH AND SPRING ASSY (PN 10160844) WERE NOT INSTALLED. THE BUSHING IN THE DISTRIBUTOR GEAR HAD BEEN MAKING CONTACT WITH THE TAB ON THE COIL SO THE MAGNETO APPEAREMar 31, 2004 · Cessna TU206GSDR NAFA20040003Magneto · shortedNR 2 ENGINE PRECAUTIONARY SHUT DOWN DUE TO LOSS OF LEFT DISTRIBUTOR. REPLACED NR 2 ENGINE MAGNETO. CHECK GOOD.Mar 17, 2004 · N7780B · Doug DC6ASDR AUS20040180Impulse Coupling · loose(AUS) LT MAGNETO IMPULSE COUPLING LOOSE ON SHAFT. FURTHER INVESTIGATION FOUND THE IMPULSE COUPLING LOCATION KEY SHEARED.Mar 15, 2004 · Piper PA28161
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