Lycoming TIO-540-AK1A
Service difficulty reports · 26
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 = 'TIO540AK1A' 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 engine_model_key = 'TIO540AK1A' 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 2024FA0000740Intake Pipe · looseMY SHOP HAS SEEN TWO OF THESE ISSUES IN A VERY SHORT TIME ON TWO DIFFERENT AIRCRAFT. THE FIRST WAS THE LISTED AIRCRAFT (N2155J), THE SECOND IS ON N406CV. SAME ENGINES (TIO-540-AK1A) WITH APPROXIMATELY THE SAME TIME SINCE OVERHAUL (1200 HOURS) FROM TWO DIFFERENSDR 2019FA0000107Tailpipe · crackedOWNER STATED TAIL PIPE CLAMP WAS REPLACED AT ANNUAL INSPECTION 5-25-18 AS WELL AS 3 OTHER CLAMPS ON THE WASTE GATE AND EXHAUST. OWNER FOUND ON PREFLIGHT THAT THE TAIL PIPE WAS LOOSE. UPON FURTHER INSPECTION AT THE MAINTENANCE SHOP FOUND TAIL PIPE CLAMP TO BE ISDR 2018FA0000337Cylinder Head · bypassingPILOT REPORTED NO START CONDITION AFTER 2 HOUR FLIGHT. COMPRESSION CHECK COMPLETED AND FOUND CYLINDER NR 1, 72, ALL OTHER CYLINDERS BELOW 16 PSI, WITH CYLINDERS 4 & 5 AT 0. BORESCOPE FOUND EXHAUST VALVES STUCK OPEN ON CYLINDERS 4 & 5. ALL OTHER PERIMETERS NORSDR 2018FA0000415Cylinder Head · bypassingENGINE EXTREMELY HARD TO START AND KEEP RUNNING SMOOTHLY. FLEW TO KPNE WITHOUT INCIDENT. ENGINE PERFORMED WITHIN PARAMETERS. DELIVERED AIRPLANE TO MAINTENANCE AND STARTING PROBLEM DIAGNOSIS. MECHANIC DETERMINED 5 OUT OF THE 6 CYLINDERS HAD VERY LOW COMPRESSIONSDR 2018FA0000416Cylinder Head · bypassingENGINE EXTREMELY HARD TO START AND KEEP RUNNING SMOOTHLY. FLEW TO KPNE WITHOUT INCIDENT. ENGINE PERFORMED WITHIN PARAMETERS. DELIVERED AIRPLANE TO MAINTENANCE AND STARTING PROBLEM DIAGNOSIS. MECHANIC DETERMINED 5 OUT OF THE 6 CYLINDERS HAD VERY LOW COMPRESSIONSDR 2018FA0000417Cylinder Head · bypassingENGINE EXTREMELY HARD TO START AND KEEP RUNNING SMOOTHLY. FLEW TO KPNE WITHOUT INCIDENT. ENGINE PERFORMED WITHIN PARAMETERS. DELIVERED AIRPLANE TO MAINTENANCE AND STARTING PROBLEM DIAGNOSIS. MECHANIC DETERMINED 5 OUT OF THE 6 CYLINDERS HAD VERY LOW COMPRESSIONSDR CA180510005Bearing · out of adjust(CAN) BEARING ALIGNMENT HOLES INCORRECTLY INDEXED RESULTING IN MISALIGNED BEARING HALVES. (TC# 20180510005)SDR 2017FA0000360Exhaust Pipe · crackedDURING ANNUAL INSPECTION, OVERBOARD EXHAUST PIPE WAS DISCOVERED CRACKED AND LEAKING AT THE WASTE GATE ATTACH FLANGE.SDR 2016FA0000268Spline · shearedSHAFT SHEARED ON TAKEOFF. PUMP SEIZED. DRIVE SHAFT SPLINE SHEARED.SDR 2015FA0000264Exhaust Stack · crackedDURING AN OIL CHANGE THE TECH WAS DOING A VISUAL INSPECTION OF THE ENGINE AND NOTICED SOME EXHAUST SOOT/STAINING ON THE HEAT SHIELD FOR THE J BOX. DISCOVERED THE SOURCE TO BE THE CRACKED EXHAUST ELBOW.SDR CA141117005Breather · cracked(CAN) THE OIL BREATHER/SEPARATOR TAKES BLOWBY GASES FROM THE ENGINE CRANKCASE AND CENTRIFUGALLY SEPARATES OIL MISTS FROM THEM BEFORE DUMPING THE GASES OVERBOARD THROUGH THE BREATHER TUBE. OIL IS RETURNED TO THE ENGINE SUMP. OIL WAS NOTED SEEPING FROM A CRACKSDR LC1R20140613001Wastegate Valve · erodedTROUBLE SHOT A LOW MANIFOLD PRESS PROBLEM, FOUND WASTE GATE BUTTERFLY OVER 80% ERODED AWAY. THERE WAS NO OTHER DAMAGE TO THE INDUCTION SYS OR TO THE TURBOCHARGER.SDR CA140516002Bolt · interference(CAN) BALANCE CABLE TO LT AILERON BELLCRANK ATTACH BOLT FOUND TO BE INTERFERING WITH AILERON PUSHROD AT FULL TRAVEL.SDR 2012FA0000542Bracket · missingDURING A SCHEDULED INSPECTION, IT WAS NOTED THAT THE RIVETS ATTACHING HORIZONTAL STABILIZER LT AND RT ATTACH BRACKETS TO THE TAILCONE BULKHEAD WERE NOT INSTALLED. FURTHER INSPECTION REVEALED THAT THE BRACKET CLIPS HAD PILOT HOLES BUT WERE NOT DRILLED TO MATCSDR CA120509009Bulkhead · dented(CAN) ACFT WAS OPEN FOR INSPECTION. NOTICED THAT BULKHEAD WAS DENTED. ALSO FOUND OUT THAT DEALER HAS NOTED THAT THIS IS A COMMON PROBLEM IN MANY OF THE NEWER MODEL. THIS DAMAGE IS NOT NEGLIGABLE IAW SRM. SUGGEST THAT MFR IS CONTACTED TO MODIFY THE SRM TO ALLOSDR YN8R2012041013834Hose · leakingON COMPLIANCE WITH SB 599, FUEL PUMP REPLACEMENT, IT WAS DISCOVERED THAT THE ENGINE DRIVEN FUEL PUMP INLET HOSE HAD INDICATIONS OF OUTER FIRESLEEVE DETERIORATION AND BULGING INDICATIVE OF THE FUEL HOSE LEAKING FUEL FROM CRIMPED AREA OF FITTING/HOSE. REPLACED SDR CA120316003Bulkhead · dented(CAN) DURING IMPORT INTO CANADA NOTICED FS 207 BULKHEAD DAMAGE. LOWER PORTION OF BULKHEAD HAS 3 SMALL DENTS. DAMAGE APPEARS TO HAVE OCCURRED DURING THE MFG PROCESS. THERE IS EVIDENCE OF RUB MARKS ON THE PEAKS OF THE DENTS PRESUMABLY CAUSED BY A BUCKING BAR.SDR ESMR2012022801Pump · leakingACFT WAS INBOUND WHEN THE ENGINE BEGAN TO LOOSE POWER. THE PILOT USED THE FUEL BOOST PUMP TO KEEP THE ENGINE RUNNING AND LANDED WITHOUT INCIDENT. THE ENGINE RAN FINE AT IDLE ON THE GROUND. WITH THE ENGINE OFF AND THE FUEL SELECTOR TURNED ON, FUEL WAS RUNNINGSDR CA100805004Antenna · failedWAAS/GPS/COMM COMBINATION ANTENNA NO LONGER ABLE TO RECEIVE GPS SATELLITE INFORMATION. COMM FUNCTIONALITY UNAFFECTED.SDR 2008FA0000848Hose · deterioratedENGINE LOST RPM AND PARTIAL POWER ON GO-AROUND FROM REJECTED LANDING. ACFT THEN FLEW NORMAL PATTERN AND LANDED WITHOUT INCIDENT. GROUND RUN-UP SHOWED NO ABNORMALITIES. MAINT REMOVED INJECTOR NOZZLES. NR 2 CYL NOZZLE WAS PLUGGED AND CONTAMINANTS FOUND IN SESDR 2008FA0000414Injector · cloggedPLANE LOST ENGINE POWER, BECAME VERY LEAN, COULD NOT GET FUEL FLOW> 9 GPH. TURNED OUT TO BE ALUMINUM SHAVING FROM ORIGINAL MFG OF FUEL SERVO. CLOGGED MIXTURE HOLE INSIDE FUEL SERVO. THIS WAS A DEFECT FROM TIME OF MANUFACTURE OF FUEL SERVO. EMERGENCY LANDINGSDR 2007FA0000233Spring · brokenNEW POINTS (PN M3081) WERE INSTALLED IN BOTH MAGNETOS AT THE ANNUAL INSPECTION ON 2/22/07, TT 649.2. ON 3/10/07, TT 658.2, PART TT - 9.0 HOURS, THE PILOT/OWNER PERFORMED MAG CHECK AND THE ENGINE QUIT. A MECHANIC REMOVED THE RT MAG AND FOUND THAT THE SPRING TSDR 2006FA0000944Relief Valve · failedPILOT REPORTED, ON TAKEOFF ROLL, THE MANIFOLD PRESSURE WENT TO GREATER THAN 40 MP FOR 3 TO 4 SECONDS. THE PILOT WENT BACK TO RUNUP AREA AND CONFIRMED THAT MP COULD GO ABOUT 40 MP, PILOT TAXIED BACK TO RAMP AND GROUNDED AIRCRAFT. TROUBLESHOT TURBO CHARGER SYSSDR CA041216010Wastegate Valve · seized(CAN) WASTEGATE BUTTERFLY VALVE FOUND SEIZED ON INSPECTION. THIS IS THE SECOND VALVE FOUND SEIZED ON TWO DIFFERENT AIRCRAFT WITH LOW TTSN.SDR CA031217008Restraint · inoperative(CAN) DURING INSPECTION IT WAS NOTICED THAT BOTH REAR SEAT RESTRAINT SYSTEM INERTIA REELS WOULD INTERMITTENTLY LOCK AND NOT ALLOW BELT TO EXTEND. IT WAS DECIDED THAT IF RESTRAINTS WERE RELEASED IN FLIGHT IT MAY NOT BE POSSIBLE TO REFASTEN THEM SO BOTH UNITS WESDR 2002FA0001028Magneto · damagedOWNER COMPAINED WHEN RT MAGNETO WAS SELECTED ENGINE WOULD QUIT. AFTER REMOVING MAGNETO FOUND MANY INTERNAL PARTS BURNED. REPLACED WITH NEW MAGNETO.
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