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 2010FA0000013Condenser · failedTHIS CONDENSER FAILED WITH 17.1 HOURS TIS. SERIES CIRCUIT OPENED UP INTERNALLY, CAUSING CONTACTS TO BURN AND MAG TO QUIT.SDR 2010FA0000011Condenser · failedCONDENSER SERIES CIRCUIT OPENED UP INTERNALLY SHORTLY AFTER INSTALLATION OF CONDENSER. (APPROX 10 HRS TIS ON PART) CONDENSER FAILURE CAUSED POINTS TO BURN, MELTING OF CAM FOLLOWER, AND NO SPARK OUTPUT FROM THIS MAG. HAVE SEEN NUMEROUS CASES OF SAME PROBLEM RSDR 2009FA0001051Coil · burnedCOIL FAILED AFTER ONLY 103.8 HRS. NEW MAG ASSY. A SECTION OF THE COIL WAS LITERALLY BURNED AWAY. WARRANTY WAS DENIED BECAUSE MAG WAS "OUT OF WARRANTY PERIOD". (K)SDR CA091214011Coil · arced(CAN) MAG WAS RECEIVED DUE TO THE ENGINE QUITTING DURING RIGHT MAG DROP CHECK. THE MAG WAS DISASSEMBLED AND A BURNT ELECTRICAL ODOR WAS NOTICED. BOTH LT AND RT COILS WERE TESTED WITH AN OHMMETER AND PASSED TCM`S TEST CRITERIA, BUT WHEN PERFORMING A VISUAL INSDR CA091214009Bearing · worn(CAN) MAG WAS RECEIVED DUE TO HIGH MAG DROP AT RUN UP. WHEN MAG WAS REMOVED FROM ENGINE CUSTOMER NOTICED THAT THE BEARINGS FELT ROUGH. MAG WAS DISASSEMBLED AND THE INNER RACE OF THE LARGE BEARING WAS FOUND TO BE EXTREMELY WORN AND THE MAG HAD SOME OIL IN IT.SDR 2010FA0000176Distributor Gear · damagedDURING PRE-TAKEOFF ENG RUN-UP, IT WAS NOTED THAT THERE WAS SOME ENGINE ROUGHNESS. THE MAG CHECK INDICATED THE THE LT MAGNETO WAS NOT FIRING PROPERLY (THE ENG WAS QUITTING). THE MAGNETO WAS REMOVED AND OPENED FOR INSP. THE DISTRIBUTOR GEAR WAS FOUND TO BE MISDR 2010FA0000032Magneto · misoverhauledMAGNETO WAS O/H ALONG WITH ENTIRE ENG 150 HRS AGO, 5 YRS CALENDAR TIME. ON A SUCCESSFUL RUN UP, DEPARTING, ENG BEGAN RUNNING VERY ROUGH ABOUT 100 FT ABOVE RUNWAY. ACFT WAS STILL GENERATING ENOUGH CLIMB POWER TO GET UP TO 1,000 FT AND COMPLETE A SAFE LANDING SDR 2009FA0000986Shaft · fracturedROTOR SHAFT FRACTURED AT THE BOTTOM OF THE RUBBING BROOK SLOT. (K)SDR CA091119006Housing · broken(CAN) ENG WAS RECEIVED FOR PROP STRIKE INSP. MAG WAS INSPECTED AND 4 OUT OF THE 5 HSG SCREWS WERE MISSING. MAG WAS DISASSEMBLED AND ONE OF 3 ALIGNMENT TABS IN THE DISTRIBUTOR HSG WAS BROKEN OFF. THIS CAUSED HSGS TO SHUFFLE AND LOOSEN SCREWS. SPOT WHERE THESDR CA091110007Bearing Cap · loose(CAN) CUSTOMER REPORTED MAG QUIT WORKING WHEN MAG DROP CHECK WAS PERFORMED. MAG PERFORMED FINE WHEN WORKING IN LASAR ELEC MODE, BUT WHEN MAG DROP CHECK IS PERFORMED THE LASAR SYSTEM IS SHUTOFF AND THE MAGNETO WORKS IN THE BACKUP "MAGNETO" MODE. MAG WAS DISASSDR CA091118014Magneto · leaking(CAN) MAGNETO LEAKING FROM CASE.SDR 2009FA0000980Gear · looseCUSTOMER COMPLAINED OF DEAD LT MAGNETO ON GROUND RUN UP. REMOVED AND OPENED MAGNETO HSG TO FIND A LOT OF DUST. UPON INVESTIGATION, DISCOVERED THAT ROTOR GEAR HAD MOVED UP ON ITS SHAFT AND RUBBED DISTRIBUTOR GEAR HSG. CALLED SERVICE SUPPORT, THEY TOLD US THASDR 2009FA0000949Cam · looseMAGNETO HAS LOOSE FLYWEIGHT RIVETS ON IMPULSE CAM.SDR 2009FA0000948Distributor Gear · looseMAGNETO HAS A LOOSE DISTRIBUTOR GEAR ELECTRODE.SDR CA091110002Magneto · faulty(CAN) DURING RUN-UP, ENG WOULD NOT RUN ON LT MAGNETO. MAGNETO REMOVED FROM ACFT. O/H MAGNETO INSTALLED ON ACFT AND GROUD RUNS CHECKED SERVICEABLE. FAULTY MAGNETO SENT FOR REPAIRS. CAUSE OF DEFECT UNKNOWN.SDR CA091030005Lead · chafed(CAN) ON DISASSEMBLY FOR O/H, FOUND TACH LEAD CHAFING ON THE OPPOSITE SPADE TERMINAL FOR THE TACH POINTS, EVEN THOUGH THE LEADS WERE ROUTED IAW SB663A.SDR CA091030002Electrode · loose(CAN) MAG WAS RECEIVED BECAUSE IT WAS U/S. WHEN INSPECTED THE ELECTRODE OF THE DISTRIBUTOR GEAR HAD WORKED ITS WAY LOOSE FROM THE SHAFT AND EGGED THE HOLE IN THE ELECTRODE. THIS CAUSED THE ELECTRODE TO CONTACT ALL 6 OF THE DISTRIBUTOR BLOCK ELECTRODES AND WESDR CA091023002Points · grounded(CAN) DUAL MAG WAS SENT IN DUE TO TIMING ISSUES AND A 500 HOUR INSP. CUSTOMER CHECKED TIMING ON ENGINE & NOTICED MAG HAD A LARGE SPLIT BETWEEN OPENING OF LT AND RT MAIN POINTS. WHEN RECEIVED, TIMING CHECKED AND LT MAIN & RETARD POINTS WERE INDICATING THAT THEYSDR 2009FA0000977Condenser · failedCONDENSERS, LT AND RT FAILED INTERNALLY SO AS TO CAUSE PREMATURE WEAR AND BURNING OF POINTS. (K)SDR 2009FA0000928Shaft · shearedROTOR SHAFT SHEARED AT SPLIT FOR POINT CAM. MFG IS AWARE OF DEFECT DURING MFG OF ROTOR. (K)SDR CA091014003Gear · worn(CAN) UNABLE TO TIME ENG, OUT OF ADJUSTMENT RANGE, MAIN POINTS EXCESSIVELY WORN DOWN, GEAR TEETH WORN, LACK OF GREASE. DISTRIBUTOR HSG IS THE WRONG PN, HSG IS FOR A -9 MAGNETO, IT HAS A 25 STAMPED INTO IT AND SHOULD BE A 30. MAGNETO WAS OVERHAULED.SDR CA091008001Pump · leaking(CAN) FUEL PUMP LEAKING OIL. SERVICABLE FUEL PUMP INSTALLED.SDR CA090922002Distributor Gear · loose(CAN) THE DISTRIBUTOR BLOCK GEAR FINGER WAS FOUND LOOSE DURING MX ON THE MAGNETO.SDR CA090916005Magneto · unknown(CAN) UNABLE TO TIME PROPERLY (TC# 20090916005)SDR CA090910011Points · damaged(CAN) CUSTOMER BOUGHT EXCHANGE MAGNETO AND 1 HOUR AFTER INSTALLATION IT FAILED. MAG WAS RETURNED TO US AND A TEST RUN WAS PERFORMED, MAG WAS NOT PROVIDING ANY SPARK AT ANY SPEED. WHEN THE HARNESS CAP WAS REMOVED THE CONTACT POINTS WERE JUST VISIBLE UNDER THE CSDR 2009FA0000941Magneto · failedRIGHT ENGINE REPORTED TO RUN ROUGH DURING APPROACH. ENGINE HAS A 25 RPM MAGNETO DROP. COMPRESSION CHECK INDICATED A LEAKING EXHAUST VALVE WITH THE ENGINE HAVING ALLOWABLE COMPRESSION READINGS. CHT'S DID NOT COME UP EVENLY DURING INITIAL ENGINE START UP, SOMSDR 2009FA0000790Gear · damagedACFT HAD INTERMITTENT MAGNETO OPERATION ON LT MAGNETO POSITION DURING GROUND RUN-UP PROCEDURE. ACFT MX WAS ABLE TO DUPLICATE PROBLEM. REMOVED LT MAGNETO FOR INTERNAL INSPECTION. ROTOR (NR 16) WAS UNSEATED FROM ROTOR SHAFT CAUSING LIP ON ROTOR GEAR TO GROUNDSDR 2009FA0000789Gear · damagedACFT HAD INTERMITTENT MAGNETO OPERATION ON LT MAGNETO POSITION DURING GROUND RUN-UP PROCEDURE. ACFT MX WAS ABLE TO DUPLICATE PROBLEM. REMOVED LT MAGNETO FOR INTERNAL INSPECTION. ROTOR (NR 16) WAS UNSEATED FROM ROTOR SHAFT CAUSING LIP ON ROTOR GEAR TO GROUNDSDR CA090905002Case · crackedMAGNETOS WERE REMOVED FROM LT ENG AND SENT FOR 500 HR INSP. INSP REVEALED A CRACK IN THE MAGNETO HSG. MAG MAY HAVE BEEN CRACKED FROM MFG. MAGNETO WAS SCRAPED.SDR CA090902008Impulse Coupling · brokenDURING 500 HR INSP OF MAGNETO, PAWL PLATE WAS FOUND TO BE MISSING PIECES AT BOTH OF THE STOP LOCATIONS. ONE PIECE WAS FOUND ON THE LIP OF THE MAGNETO ADAPTER AND THE OTHER WAS RETIEVED WITH A MAGNET FROM THE BOTTOM OF THE ACCESSORY CASE.SDR 2009FA0000913Camshaft · shearedMAGNETO FAILURE DUE TO ROTATING MAGNETO CAM SHAFT SHEARING OFF JUST BELOW THE CAM, AT THE FORK. THE PROBABLE CAUSE OF THE BREAK IS METAL FATIGUE AT THE FORKED GROOVE WHICH CAUSES CRACKS AND THEN LEADS TO FAILURE. THIS IS THE SECOND MAGNETO THIS SHOP HAS SEENSDR CA090824006Cam Follower · meltedMAG WAS RECEIVED DUE TO EXCESSIVE LT MAG DROP AND A 500 HR INSP WAS REQUESTED. MAG HAS AN SIL REPAIR STICKER DATED 17/4/2008 REF NR17615. UNKNOWN WHO O/H`D UNIT ORIGINALLY BUT TYPED FIELD O/H`D DATAPLATE HAS AN OLDER 2000 SERIES PN AND SN, BUT A NEWER 3000 SESDR ZJWA8222009Fitting · dislodgedTHE PILOT WAS UNABLE TO RETARD THE RT THROTTLE TO SLOW DOWN ON DESCENT FOR LANDING. SHUTDOWN AND FEATHERED ENG. WAS UNABLE TO TAXI ALL THE WAY INTO THE RAMP DUE TO DIFFICULTY STEERING WITH ONLY ONE ENG. RT MAGNETO COOLING FITTING PN 2610338 CAME OUT OF THE SDR CA090820008Coil · worn(CAN) MAG WAS RECEIVED FOR 500 HOUR INSPECTION, NO DETAILS GIVEN. UPON DISASSEMBLY GREASE WAS FOUND ON THE DISTRIBUTOR AND ROTOR GEAR TEETH. THESE SHOULD NOT HAVE ANY GREASE ON THEM AS THEY ARE NYLON GEARS. WHEN THE DISTRIBUTOR BLOCK WAS REMOVED A WEAR RING WASDR 2009FA0000745Magneto · failedLT MAGNETO SEVERE MISS AND INTERMITTENT, INOPERATIVE IN FLIGHT. SB'S 02-08A AND 03-08A C/W THROUGH INSP. LT MAGNETO, SLICK MODEL 6364, SN 06121363 WITH 356 TOTAL HOURS. FUNCTIONAL CHECK ON GROUND CHECK GOOD BEFORE AND AFTER FLIGHT. INSP REVEALED CAPACITOR, CSDR CA091005007Magneto · inoperative(CAN) ENGINE RUNNING ROUGH. RT MAG FOUND TO BE THE CAUSE. BOTH MAGS REPLACED WITH REPAIRED UNITS. ACFT GROUND RUN AND TESTED OK.SDR 2009FA0000900Rotor · brokenTHE ROTOR SHAFT WAS FOUND BROKEN IN TWO. THE BREAK LINE INDICATES A CRACK WAS PRESENT FOR SOME TIME PRIOR TO SEPARATION. THE MAG AHD NOT HAD ANY INTERNAL MX. 2 WEEKS PRIOR TO THIS, THIS SAME ROTOR BREAK OCCURED ON A 4370 WITH 708 HOURS TIME IN SERVICE.SDR CA090806003Magneto · unknownDIFFICULTY STARTING, MAGNETO REPLACED.SDR 2009FA0000717Rotor · brokenACFT GROUNDED DUE TO ROUGH RUNNING ENG, THE RT MAGNETO HAD 200 RPM DROP. RT MAGNETO TIMING WAS FOUND TO BE 10-12 DEGREES RETARDED. DISASSEMBLY OF MAGNETO REVEALED THAT ROTOR WAS FRACTURED IN 2 PIECES BETWEEN THE MAGNET AND LWR BRG. THE UNEVENESS OF THE FRACSDR 2009FA0000647Cam · deformedTHE CAM FOR THE MAGNETO WAS FOUND TO BE NON UNIFORM IN SHAPE. AFTER INSTALLATION OF THIS PART THE POINT GAP WAS DIFFERENT ON EACH CAM LOBE.SDR CA090721005Lead · chafedMAGNETO WAS REMOVED DUE TO THE TACH PEGGING AT 100 PERCENT ON START UP. INVESTIGATION REVEALED ONE OF THE TACH LEADS WAS CHAFED THRU ON THE OPPOSITE PIN ON THE TACH POINTS. THE CLEARANCE WAS ALSO FOUND BELOW LIMITS AT THE TACH POINT: 0.012-0.015.SDR CA090715007Points · failed(CAN) MAG HAD BEEN IN FOR A 500 HR INSP. CONTACT PONT WAS REPLACED AT THAT TIME AND MAG RETURNED TO SERVICE. 6 DAYS LATER WITH LESS THAN 10 HOURS IN SERVICE CUSTOMER REPORTED A LOSS OF ENG PWR WHEN THIS MAG WAS SELECTED ON THE MAG RPM DROP CHECK. MAG WAS RETSDR CA090715004Coil · cracked(CAN) HAVE BEEN NOTICING CRACKS IN 1200 SERIES MAG COILS. THIS IS OCCURRING ON MAGS WITH LESS THAN 500 HRS UP TO 2000+ HRS, 4 OF THESE MAGS WERE MFG IN 2002, 2003, 2004 AND 2008 (INDICATED BY THE FIRST 2 DIGITS OF THE S/N) AND THE `BL` IN THE PN INDICATES TCMSDR CA090710005Wedge · loose(CAN) MAG WAS RECEIVED FOR 500 HR INSP BUT NO HOURS WERE PROVIDED. WHEN MAG WAS DISASSEMBLED ONE OF ALUMINUM COIL WEDGES WAS FOUND LOOSE AND HAD TRAVELLED AROUND INSIDE MAG CAUSING DAMAGE TO DISTRIBUTOR GEAR. APPROX 5 GEAR TEETH WERE BROKEN OFF AND WERE FOUND SDR 2009FA0000720Magneto · inoperativeEXCESSIVE MAG DROP. REMOVED MAG FOR INTERNAL INSPECTION AND FOUND THAT THE SHAFT HAD FAILED AT THE BASE OF THE SLOT THAT RETAINS THE POINT CAM. REMOVED THE SHAFT GEAR FROM THE CAM AND ONE SIDE OF THE SHAFT STAYED ATTACHED TO THE GEAR. (K)SDR CA090707006Coil · failed(CAN) ENG WAS RECEIVED FOR PROP STRIKE INSP. MAGS WERE REMOVED AND 500 HR INSP PERFORMED. THIS MAG WAS OPENED AND GREASE WAS FOUND ON NYLON ROTOR AND DISTRIBUTOR GEAR TEETH. MFG MANUAL STATES NO LUBRICANT SHOULD BE USED ON THESE GEARS DUE TO NYLONS "SELF LUBSDR CA090707001Distributor Blk · loose(CAN) THE ELECTRODE FINGER ON THE DISTRIBUTOR GEAR WAS FOUND EXCESSIVELY LOOSE DURING A 500 HR INSP OF THE MAGNETO.SDR CA090709001Magneto · malfunctioned(CAN) THE GOVERNOR WAS HUNTING DURING FLIGHT. TROUBLESHOOTING REVEALED A FAULTY GOVERNOR SIGNAL FROM THE MAGNETO (TC# 20090709001)SDR CA090705001Points · burnedMAGNETO COULD NOT TIME TO ENG. MAGNETO REPLACED AND AND TESTED. NO DEFECT FOUND. UPON FURTHER INVESTIGATION DURING TEARDOWN, FOUND THE MAIN AND RETARD POINTS BURNED AND WORN DOWN THROWING THE TIMING OUT. THAT SORT OF POINT DAMAGE IS TYPICAL OF A CAPACITOR FSDR CA090630005Magneto · failed(CAN) MAG WAS SENT IN DUE TO TIMING SPLIT BETWEEN LT AND RT POINTS OF APPROX 5 DEGREES. CUSTOMER REQUESTED 500 HR INSP BE CARRIED OUT BUT DID NOT SUPPLY THE TT ON THE MAG. TIMING WAS CHECKED AND FOUND TO BE ABOUT 5 DEG LATE ON THE LT POINTS AND 10 DEG LATE O
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