Lycoming LO-360-A1H6

Service difficulty reports · 95

Newest first. General aviation reporting is voluntary.

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 engine_model_key = 'LO360A1H6'
  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 2026FA0000135Control Cable · shearedUPON TAKEOFF ROLL ON RUNWAY 33 AT X04, PILOTS WENT TO APPLY BACK PRESSURE ON THE YOKE TO BEGIN ROTATION AT 80KIAS AND REPORTED LACK OF AUTHORITY / CONTROL OF THE HORIZONTAL STABILATOR AND ABORTED TAKEOFF. PILOTS TAXI'D BACK TO TAXIWAY A4 AND SQUAWKED / GROUNDEJan 26, 2026 · N292ND · Piper PA44180 · Stabilizer Control SystemSDR 2025FA0000103Magneto · contaminatedTHE MAGNETO WAS FOUND TO HAVE A LARGE AMOUNT OF GREASE ON THE CAM, ENOUGH TO EASILY SLING INTO THE POINT ASSEMBLY WHICH WOULD CAUSE THE MAGNETO TO COMPLETELY FAIL. THIS WAS AN OUT OF BOX ISSUE, NEW MAGNETO.Feb 12, 2025 · N5823A · Piper PA44180 · Magneto/DistributorSDR 2025FA0000104Magneto · contaminatedTHE MAGNETO WAS FOUND TO HAVE A LARGE AMOUNT OF GREASE ON THE CAM, ENOUGH TO EASILY SLING INTO THE POINT ASSEMBLY WHICH WOULD CAUSE THE MAGNETO TO COMPLETELY FAIL. THIS WAS AN OUT OF BOX ISSUE, NEW MAGNETO.Feb 11, 2025 · N834AT · Piper PA44180 · Magneto/DistributorSDR 2025FA0000105Magneto · contaminatedTHE MAGNETO ROTOR SHEARED, THE MAGNETO DROPS DURING A CHECK WERE FOUND TO BE VERY HIGH. WHEN THE MAGNETO WAS REMOVED FROM THE ENGINE IT WAS FOUND THAT THE ROTOR SHAFT HAD COMPLETELY SHEARED.Feb 11, 2025 · N834AT · Piper PA44180 · Magneto/DistributorSDR 2024FA0000064Rivet · looseMAGNETO P/N 4330 S/N 20040323. LOOSE RIVETS FOUND ON IMPULSE COUPLING DURING 500 HOUR INSPECTION. REPLACED IMPULSE COUPLING WITH NEW.Oct 13, 2023 · N298ND · Magneto/DistributorSDR 2024FA0000063Rivet · looseMAGNETO P/N 4330 S/N 21120680. LOOSE RIVETS FOUND ON IMPULSE COUPLING DURING 500 HOUR INSPECTION. REPLACED IMPULSE COUPLING WITH NEW.Oct 6, 2023 · N575AT · Magneto/DistributorSDR 2023FA0000193Impulse Coupling · looseENGINE LEFT MAGNETO IMPULSE COUPLING RIVETS FOUND LOOSE, REPLACED IMPULSE COUPLING WITH NEW.Feb 7, 2023 · N5823A · Ignition SystemSDR FQAR20190618009Snap Ring · brokenDURING A SCHEDULED INSPECTION, A PIECE OF SNAP RING WAS DISCOVERED IN THE OIL DRAIN VALVE, THE OIL SUMP AND REAR CASE WERE REMOVED, THE SNAP RING THAT RETAINS THE TACH DRIVE IN THE CAM GEAR WAS FOUND TO BE MISSING, INSTALLED NEW SNAP RING AND REINSTALLED THE RJun 11, 2019 · N287PA · Piper PA44180 · Engine (Reciprocating)SDR FQAR20190529008Bushing · crackedDURING A SCHEDULED INSPECTION EVENT, BRONZE COLORED METAL CHUNKS WERE FOUND IN THE OIL FILTER, UP ON FURTHER INVESTIGATION IT WAS DISCOVERED THAT THE BUSHING (PT# SL77309) THAT IS INSTALLED IN THE IDLER GEAR (PT# SL75072 REV G)HAD FAILED AT THE FWD END OF THE May 29, 2019 · N434PA · Piper PA44180 · Engine (Reciprocating)SDR 2020FA0000069Carburetor · leakingAIRCRAFT WAS SHOPPED FOR CONTINUOUS FUEL LEAKING OVERBOARD ON RIGHT ENGINE. INSTALL DATE 8-31-2018, TT - 39.5 HOURS. O/H CARB SUPPLIED BY MARVEL/SHEBLER CARBURETORS LLC. WORK ORDER NUMBER O1RN. CARBURETOR WAS REMOVED AND SENT FOR INSPECTION AND WARRANTY.Dec 6, 2018 · N885FT · Piper PA44180 · Fuel Control/Reciprocating EnginesSDR 2018FA0000424Relief Valve · obstructedDURING FLIGHT, FLIGHT CREW GOT A RT ENGINE LOW OIL PRESSURE WARNING AND MASTER CAUTION. CREW RETURNED AIRCRAFT IMMEDIATELY TO BASE. UPON TROUBLE SHOOTING IT WAS DISCOVERED THAT A SMALL WASHER WAS LODGED IN THE RT ENGINE OIL PRESSURE RELIEF VALVE.Oct 16, 2018 · N782LU · Piper PA44180 · Reciprocating Engine Oil SystemSDR 2018FA0000406Attach Bolt · seizedAIRCRAFT HAD NOSE GEAR UP LANDING. THROUGH INVESTIGATION THE AIRCRAFT MAINTENANCE DEPARTMENT HAS DETERMINED THAT THE INCIDENT WAS CAUSED BY THE DRAG LINK BOLT P/N 400-191 (ITEM 69 IN THE IPC) BECOMING SEIZED IN THE NOSE GEAR SPRING ARM ASSEMBLY P/N 67109-000 Oct 4, 2018 · N164CA · Piper PA44180 · Nose/Tail Landing Gear Strut/AxleSDR 2018FA0000230Fuel Nozzle · dirtyREMOVED FUEL PRIMER NOZZLES FROM ENGINE. THEY HAD NOT BEEN CLEANED IN AT LEAST 200 HOURS. CLEANED USING ULTRASONIC CLEANER AND CARBURETOR CLEANER. FOUND ONE OF THE THREE NOZZLES HAS AN INSERT THAT WAS LOOSE. IT COULD COME COMPLETELY OUT OF THE NOZZLE AND GJul 16, 2018 · N580ND · Piper PA44180 · Fuel Injector NozzleSDR 2018FA0000217Fuel Nozzle · dirtyREMOVED FUEL PRIMER NOZZLES FROM ENGINE. THEY HAD NOT BEEN CLEANED IN AT LEAST 200 HOURS. CLEANED USING ULTRASONIC CLEANER AND CARBURETOR CLEANER. FOUND ONE OF THE THREE NOZZLES HAS AN INSERT THAT WAS LOOSE. IT COULD COME COMPLETELY OUT OF THE NOZZLE AND GJul 12, 2018 · N580ND · Piper PA44180 · Fuel Injector NozzleSDR FQAR20170919085Exhaust Stack · crackedDURING A ROUTINE INSPECTION THE RIGHT ENGINE NR 2 EXHAUST STACK WAS FOUND CRACKED AT FLANGE AT CYLINDER HEAD. CRACK FOLLOWED WELD AND WAS APPROX 180° AROUND CIRCUMFERENCE OF STACK.Sep 19, 2017 · N286PA · Piper PA44180 · Engine Collector/Tailpipe/NozzleSDR 2017FA0000255Stop · strippedDURING ROUTINE SHEDULED MAINTENANCE, MAINTENANCE DISCOVERED THE RIGHT LOW PITCH STOP WAS STRIPPED.Jun 20, 2017 · N134D · Piper PA44180 · Propeller Hub SectionSDR 2017FA0000219Stop · strippedDURING A ROUTINE INSPECTION, THE RIGHT PROPELLER LOW PITCH STOP WAS FOUND TO BE STRIPPED.Apr 15, 2017 · N784LU · Piper PA44180 · Propeller Hub SectionSDR 2017FA0000015Cylinder Head · crackedENGINE WOULD RUN ROUGH AT ALL POWER SETTINGS. AFTER INSPECTION FOUND THE NR 3 CYLINDER ON THE RT ENGINE CRACKED FROM THE TOP SPARK PLUG HOLE EXTENDING AROUND TO THE BOTTOM SPARK PLUG HOLE. CRACK IS VISIBLE FROM EXTERIOR AND INTERIOR OF CYLINDER ASSY.Jan 17, 2017 · N698ND · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000542Cylinder · crackedNR 3 CYLINDER WAS FOUND TO BE CRACKED FROM THE CYLINDER HEAD OUT TO THE SIDE OF THE CYLINDER CAUSING A LACK OF COMPRESSION. ENGINE TSO IS 1371.8Oct 26, 2016 · N599ND · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000536Pushrod · abnormalDURING SECOND INSPECTION IAW SA-167 FOLLOWING ABNORMALITIES WERE FOUND: CYLINDER NR 3 EXHAUST PUSHROD ROCKER ARM END AND ROCKER ARM WERE ABNORMALLY WORN. CYLINDER NR 4 INTAKE PUSHROD ROCKER ARM END AND ROCKER ARM WERE ABNORMALLY WORN. ENGINE TOTAL TIME: 10Oct 25, 2016 · N782LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000471Cylinder · crackedDURING ROTATION OF ENGINE, MECHANIC HEARD HISSING FROM THE NR 1 CYLINDER. FURTHER INSPECTION REVEALED A CRACK ON THE INTAKE SIDE OF THE CYLINDER HEAD BELOW THE INTAKE PORT APPROXIMATELY 2 INCHES LONG. REMOVED THE CYLINDER AND FOUND A CRACK APPROXIMATELY HALFOct 5, 2016 · N688ND · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000519Pushrod · abnormalDURING INITIAL INSPECTION, THE NR 2 CYLINDER EXHAUST PUSHROD AND ROCKER ARM WERE ABNORMALLY WORN,Oct 5, 2016 · N783LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000466Pushrod · wornDURING INSPECTION OF THE RH ENGINE PUSHRODS, THE CYLINDER NR 3 EXHAUST PUSHROD WAS FOUND TO BE EXCESSIVELY WORN ON THE ROCKER ARM SWAGED END. ENGINE TOTAL TIME 1090.0.LYCOMING TECH REP TOOK PUSHROD BACK TO LYCOMING FOR INSPECTION/ANALYSIS ON 10/3/2016.Oct 3, 2016 · N781LU · Piper PA44180 · Powerplant SystemSDR 2016FA0000525Pushrod · wornUPON INITIAL INSPECTION IAW SA-167, THE FOLLOWING ABNORMALITIES WERE DISCOVERED. CYLINDER NR 2 INTAKE PUSHROD (ROCKER ARM END) AND ROCKER ARM WERE ABNORMALLY WORN. CYLINDER NR 4 INTAKE PUSHROD (ROCKER ARM END) AND ROCKER ARM WERE ABNORMALLY WORN. THESE PARTSep 30, 2016 · N781LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000465Pushrod · damagedDURING VISUAL INSPECTION, ROCKER ARMS OF THE LT AND RT ENGINE. THE RT ENGINE CYLINDER NR 3 EXHAUST PUSHROD SHOWED ABNORMAL WEAR AT ROCKER ARM END. ENGINE HAS 1044.0 HRS TOTAL TIME SINCE NEW.Sep 29, 2016 · N782LU · Piper PA44180 · Engine (Reciprocating)SDR L48S2016FA0000436Pushrod · wornDURING CHANGE OF CYLINDERS 1, 2, 3 AND 4 IAW CUSTOMER REQUEST, EXCESSIVE WEAR OF PUSHRODS, ROCKER ARMS WERE OBSERVED. EXCESSIVE WEAR APPEARS TO BE DUE TO OIL STARVATION, CAUSING EXCESSIVE VALVE LASH CLEARANCE AND CHATTERING. TIME SINCE LAST OIL CHANGE AND OISep 14, 2016 · N781LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000420Cylinder · crackedNR 3 CYLINDER HAD A CRACK FROM OUTSIDE OF CYLINDER THROUGH INTO COMBUSTION CHAMBER, APPROXIMATELY 2 INCHES INBOARD OF WHERE CYLINDER MEETS BARREL. NO INDICATIONS FROM FLIGHT CREW. A GENERAL NOISE WAS OBSERVED FROM MAINTENANCE PERSONEL DURING A ROUTINE 50 HR OAug 30, 2016 · N781LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000421Cylinder · crackedNR 3 CYLINDER HAD A CRACK FROM OUTSIDE OF CYLINDER THROUGH INTO COMBUSTION CHAMBER, APPROXIMATELY 2 INCHES INBOARD OF WHERE CYLINDER HEAD MEETS BARREL. NO INDICATIONS FROM FLIGHT CREW. A GENERAL NOISE WAS OBSERVED FROM MAINTENANCE PERSONEL DURING A ROUTINE 50Aug 30, 2016 · N781LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000422Cylinder · crackedNR 3 CYLINDER HAD CRACK FROM OUTSIDE OF CYLINDER THROUGH INTO COMBUSTION CHAMBER, APPROXIMATELY 2 INCHES INBOARD OF WHERE CYLINDER HEAD MEETS BARREL. NO INDICATIONS FROM FLIGHT CREW. A GENERAL NOISE WAS OBSERVED FROM MAINTENANCE PERSONEL DURING A ROUTINE 50 HAug 30, 2016 · N781LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2016FA0000424Cylinder Head · crackedDURING ROUTINE OIL CHANGE AND DIFFERENTIAL CYLINDER LEAK CHECK, NR 3 CYLINDER FAILED AND A HISSING NOISE WAS OBSERVED. A CRACK WAS DISCOVERED APPROXIMATELY TWO INCHES INBOARD OF BARREL HEAD JOINT ON AFT SIDE OF CYLINDER AT APPROXIMATELY THE 9 O'CLOCK POSITIOAug 22, 2016 · N782LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR PP4R2016FA0000434Engine · defectiveDUE TO POOR PERFORMANCE, HIGH MAGNETO DROP, ACFT WAS SENT, WO 22830 DATED 04 AUGUST 2016 FOR INSPECTION, TROUBLESHOOTING. VISUAL INSPECTION FOUND ABNORMAL WEAR OF CYLINDER, NR 1 AND NR 2 ROCKER ARMS AND PUSHROD ENDS AT MATING SURFACE. APPEARS TO BE OIL STARVAug 4, 2016 · N134DW · Piper PA44180 · Engine (Reciprocating)SDR L48S2016FA0000446Cylinder · crackedDURING ANNUAL 100 HR INSPECTION, DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK OF RT ENGINE, CYLINDER NR 3 FAILED, 0/80 PSI. VISUAL INSPECTION CONFIRMED A VISIBLE CRACK APPROXIMATELY 2" INBD FROM WHERE HEAD AND BARREL MEET AT APPROXIMATELY THE 3 O'CLOCK POSITION.Jul 5, 2016 · N782LU · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR CA160212008Starter Gen · loose(CAN) DURING WORK ON AIRCRAFT THE STARTER WAS FOUND TO BE LOOSE. THE MOTOR HOUSING WHICH IS ATTACHED TO THE DRIVE BY TWO BOLTS, WAS WORKING LOOSE. THE BOLTS ARE SECURED BY LOCK TABS AND THERE WAS NO INDICATION THAT THE BOLTS HAD COME LOOSE.Feb 10, 2016 · Piper PA44180 · Starter-GeneratorSDR 2015FA0000630Magneto · defectiveDURING PRE-FLIGHT ENGINE RUN UP, PILOTS DISCOVERED EXCESSIVE MAGNETO DROP, 700+ RPM, ON RT ENGINE AND ENGINE ROUGHNESS. MAINTENANCE TECH DISCOVERED IN THE LT MAGNETO, SN 12081003, A COIL WEDGE HAD COME LOOSE AND MOVED TO A POSITION WHERE IT WOULD INTERMITTENTDec 6, 2015 · N571PU · Piper PA44180 · Magneto/DistributorSDR CA150930005Muffler · blocked(CAN) THE PILOTS REPORTED THAT THE RT ENGINE WAS RUNNING ROUGH IN CRUISE FLIGHT. MAINTENANCE FOUND THAT THE RT ENGINE FORWARD MUFFLER TAILPIPE WAS ALMOST COMPLETELY BLOCKED WITH THE INTERNAL PIPE JAMMED INTO IT. A NEW MUFFLER WAS INSTALLED. THE INTERNAL FAILUSep 28, 2015 · Piper PA44180 · Engine Noise SuppressorSDR 2017FA0000218Stop · strippedDURING A ROUTINE INSPECTION, THE RIGHT PROPELLER LOW PITCH STOP WAS FOUND STRIPPED.Sep 9, 2015 · N134DW · Piper PA44180 · Propeller Hub SectionSDR 2017FA0000217Stop · strippedDURING ROUTINE INSPECTION, THE RT PROPELLER LOW PITCH STOP WAS FOUND TO BE STRIPPED.Jun 4, 2015 · N134DW · Piper PA44180 · Propeller Hub SectionSDR 2015FA0000259Distributor Gear · dislodgedDISTRIBUTER GEAR ELECTRODE FOUND DETACHED, ENGINE WOULD NOT START FOR RUN UP. NEW DISTRIBUTER ASSY. INSTALLED IN THE LT MAGNETO ON THE LT ENGINE.Jun 3, 2015 · N450JA · Piper PA44180 · Magneto/DistributorSDR FQAR20150603067Cylinder Head · crackedBOROSCOPE INSPECTION INDICATED CRACKING IN THE RT ENGINE NR 2 CYLINDER HEAD. AFTER THE CYLINDER WAS REMOVED, CRACKS WERE OBSERVED TO THE SIDE OF THE LOWER SPARK PLUG HOLE.Jun 3, 2015 · N287PA · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR FQAR20150603068Cylinder Head · crackedBOROSCOPE INSPECTION INDICATED CRACKING IN THE RT ENGINE NR 3 CYLINDER HEAD. AFTER THE CYLINDER WAS REMOVED, CRACKS WERE OBSERVED TO THE SIDE OF THE LOWER SPARK PLUG HOLE.Jun 3, 2015 · N287PA · Piper PA44180 · Reciprocating Engine Cylinder SectionSDR 2017FA0000216Stop · strippedDURING A ROUTINE INSPECTION, THE RT PROPELLER LOW PITCH STOP WAS FOUND TO BE STRIPPED.Apr 14, 2015 · N134DW · Piper PA44180 · Propeller Hub SectionSDR 2017FA0000210Stop · strippedDURING A ROUTINE INSPECTION, MAINTENANCE FOUND THE RT PROPELLER LOW PITCH STOP STRIPPED.Apr 5, 2015 · N781LU · Piper PA44180 · Propeller Hub SectionSDR CA150331002Distributor Gear · loose(CAN) DISTRIBUTOR GEAR FINGER FOUND LOOSE IN MAGNETO FOLLOWING AN ENGINE MAG CHECK THAT REVEALED A DEAD MAG.Mar 18, 2015 · Piper PA44180 · Magneto/DistributorSDR CA150225002Distributor Gear · loose(CAN) MAGNETO DISTRIBUTOR GEAR FINGER FOUND LOOSE AT 500 HR INSPECTION.Feb 25, 2015 · Piper PA44180 · Magneto/DistributorSDR OG5S2015FA0000032Distributor Gear · detachedACFT EXPERIENCED HARD STARTING ON RT ENGINE. LT MAGNETO OF RT ENGINE REMOVED AND INSPECTED. IT WAS FOUND THAT THE DISTRIBUTOR FINGER HAD BECOME LOOSE ON DISTRIBUTOR GEAR SHAFT AND WAS FREE TO ROTATE INDEPENDENTLY OF GEAR. MAGNETO REPLACED WITH SERVICEABLE UNJan 12, 2015 · N595ND · Piper PA44180 · Magneto/DistributorSDR 2015FA0000033Distributor Gear · detachedAIRCRAFT EXPERIENCED HARD STARTING ON RT ENGINE. LEFT MAGNETO OF RT ENGINE REMOVED AND INSPECTED. IT WAS FOUND THAT THE DISTRIBUTOR FINGER HAD BECOME LOOSE ON DISTRIBUTOR GEAR SHAFT AND WAS FREE TO ROTATE INDEPENDENTLY OF GEAR. MAGNETO REPLACED WITH SERVICEJan 12, 2015 · N595ND · Piper PA44180 · Magneto/DistributorSDR OG5S2015FA0000034Distributor Gear · detachedACFT EXPERIENCED HARD STARTING ON RT ENGINE. LT MAGNETO OF RT ENGINE REMOVED AND INSPECTED. IT WAS FOUND THAT THE DISTRIBUTOR FINGER HAD BECOME LOOSE ON DISTRIBUTOR GEAR SHAFT AND WAS FREE TO ROTATE INDEPENDENTLY OF GEAR. MAGNETO REPLACED WITH SERVICEABLE UJan 12, 2015 · N595ND · Piper PA44180 · Magneto/DistributorSDR OG5S2015FA0000042Distributor Gear · detachedRIGHT MAGNETO, RT ENGINE OPERATED INTERMITTENTLY. REMOVED AND DISASSEMBLED. FOUND DISTRIBUTOR FINGER LOOSE ON DISTRIBUTOR GEAR. THIS IS A COMMON PROBLEM. INSTALLED SERVICEABLE MAGNETO.Dec 1, 2014 · N586ND · Piper PA44180 · Magneto/DistributorSDR CA141128005Bracket · cracked(CAN) A COMPLAINT THAT THE THROTTLE AND MIXTURE CONTROLS WERE STICKING. IT WAS FOUND THAT THE BRACKET SUPPORTING THE ENGINE CONTROL CABLES IN THE QUADRANT WAS FOUND TO BE BROKEN ON ONE SIDE AND HANGING ON THE OTHER SIDE. THE BRACKET WAS REMOVED AND REPLACED. (Nov 26, 2014 · Piper PA44180 · Power LeverSDR OG5R2015FA0000043Distributor Gear · detachedAIRCRAFT HAD BAD MAGNETO DROP RIGHT ENGINE RIGHT MAGNETO. REMOVED AND DISASSEMBLED MAGNETO. FOUND DISTRIBUTOR FINGER SEPERATED FROM DISTRIBUTOR GEAR. THIS IS A COMMON PROBLEM. INSTALLED SERVICEABLE MAGNETO.Oct 14, 2014 · N581ND · Piper PA44180 · Magneto/Distributor
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