Lycoming IO-540-W1A5

Service difficulty reports · 16

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 = 'IO540W1A5'
  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 2018FA0000456Servo · failedWITH A FACTORY OVERHAULED ENGINE, THE FUEL SERVO FAILED AFTER 32.4 HOURS. AFTER REPAIRED IT LASTED 12.2 HOURS. THEN INSTALLED A NEW SERVO AND IT ONLY LASTED 3 HOURS. ALL THREE FAILURES WERE THE SAME, THE MIXTURE SHAFT CAME OUT SLIGHTLY CAUSING A MISALIGNMENJul 9, 2018 · N56681 · Maule MX7235 · Fuel Control/Reciprocating EnginesSDR CA090310012Hub · unserviceable(CAN) CORROSION PITS FOUND IN ONE BRG SEAT AREA. HUB IS UNSERVICEABLE IAW MANUAL NR SPM100-1.Mar 10, 2009 · Maule M7235 · Propeller Hub SectionSDR CA090310011Blade · corroded(CAN) UPON LPI INSP OF INTERNAL BORE OF BLADE, IT WAS FOUND THAT THERE WAS CORROSION COVERING MOST OF THE BORE SURFACE. MANUAL NR BOM100-1 ALLOWS REWORK OF 10 PERCENT OF THE SURFACE AREA. BLADE IS UNSERVICEABLE.Mar 9, 2009 · Maule M7235C · Propeller Blade SectionSDR 2006FA0000569Screw · looseCHECKED TIMING BOTH WERE OUT OF TIME. REMOVED BOTH MAGS, THE PIVOT SCREW WAS LOOSE. REPLACED POINTS & CAP, WITH 500 HR INSP. BOTH MAGS WERE INSTALLED NEW IN 04/2002 AT 46.1 TT.Jun 6, 2006 · N116CP · Maule MT7235 · Magneto/DistributorSDR 2006FA0000053Piston · brokenINSPECTION OF THE OIL FILTER DURING ROUTINE OIL CHANGE FOUND 2 EA (.1250 INCH) DIAMETER PIECES OF ALUMINUM. FURTHER DISASSEMBLY OF THE ENGINE/ CYLINDERS FOUND THE NR 1 CYLINDER PISTON SKIRT WAS MISSING A SECTION (.5 INCH X 1.1250 INCH LONG). PERFORMED A DY PJan 7, 2006 · N9234N · Maule M7235 · Reciprocating Engine Power SectionSDR AU510001778Bolt · wrong partMAIN LANDING GEAR BOLT INCORRECT PART. BOLT IS AN AN7-24 TYPE ITEM.Aug 8, 2005 · Maule MT7235 · Main Landing Gear Strut/Axle/TruckSDR AK02003F00000Duct · brokenDURING AN ANNUAL INSPECTION THE ALTERNATE AIR INTAKE DUCT WAS FOUND BROKEN OFF OF THE LEFT EXHAUST MUFFLER AT THE WELD. THE DUCT AND HOSE WAS FOUND CHAFING AGAINST THE ENGINE MOUNT TUBULAR STRUCTURE. THIS FAILURE WAS CAUSED BY AN INADEQUATE MEANS OF SUPPORTINov 5, 2003 · N138CP · Maule MT7235 · Engine Collector/Tailpipe/NozzleSDR AK02003F00001Shroud · chafedDURING AN ANNUAL INSPECTION THE RIGHT EXHAUST MUFFLER SHROUD WAS FOUND CONTACTING THE NR 3 CYLINDER INTAKE TUBE. IT APPEARS THAT DURING THE AIRCRAFT ASSEMBLY, THE EXHAUST MUFFLER SHROUD IS ATTACHED TO THE MUFFLER PRIOR TO INSTALLING ON THE ENGINE. DURING THENov 5, 2003 · N138CP · Maule MT7235 · Engine Collector/Tailpipe/NozzleSDR 2001FA0000455Cylinder · separatedCRUISE FLIGHT. SUSPECT MFG DEFECTIVE CYLINDER WALL. NITRIDE CYLINDER. CYLINDER SEPARATION.Oct 9, 2001 · N390AT · Maule MT7235 · Reciprocating Engine Cylinder SectionSDR AU980924Tube · cracked(AUS) RIGHT TAILPLANE LEADING EDGE TUBE CRACKED FOR APPROXIMATELY 60 PERCENT OF THE CIRCUMFERENCE. AIRCRAFT OPERATES AS A FLOAT PLANE.Aug 4, 1998 · Maule M7235 · Horizontal Stabilizer, Spar/RibSDR AU981110Spar · corroded(AUS) RUDDER POST CORRODED INTERNALLY. AIRCRAFT IS A FLOAT PLANE AND THE SALT WATER ENTERS THE RUDDER POST THROUGH THE RUDDER TAB CABLE CASING. PART TC: 390.Jul 18, 1998 · Maule M7235 · Rudder, Spar/RibSDR AU981111Spar · corroded(AUS) FIN POST SUSPECT INTERNAL CORROSION. WATER CAN ENTER THE POST VIA THE TRIM TAB CONTROL CONDUIT. AIRCRAFT OPERATES AS A FLOAT PLANE. PART TC: 390.Jul 18, 1998 · Maule M7235 · Vertical Stabilizer, Spar/RibSDR 97ZZZX4209Magneto · case crackedMAGNETO CASE BROKEN AT TOP HOLD-DOWN LOCATION. DISCREPANCY DISCOVERED DURING 100-HOUR INSPECTION.Sep 11, 1997 · N56464 · Maule M6235 · Magneto/DistributorSDR 97ZZZX3411Filter · leaksOIL FILTER WAS INSTALLED ON 6-28-97. NOTED AT THE TIME THAT THE LOCKING TAB WAS NEARLY FLAT AGAINST THE BOWL OF THE CANNISTER, SUCH THAT THE TAB HAD TO BE BENT SLIGHTLY TO ADMIT .032 INCH SAFETY WIRE. NO LEAKS WERE FOUND AFTER A GROUND RUN-UP. AFTER 3 HOURSJul 16, 1997 · N91AR · Maule M6235 · Reciprocating Engine Oil SystemSDR CA961030003Pressure Sensor · failed(CAN) AIRCRAFT LOST ALL OIL IN FLIGHT DUE TO HOBBS METER PRESSURE SENSOR FAILURE.Oct 9, 1996 · Maule M7235 · Engine Oil Indicating SystemSDR 97ZZZX190Lifter · spalledDURING ANNUAL INSPECTION FOUND STEEL IN OIL FILTER. ENGINE DISASSEMBLED, ALL LIFTERS AND CAMSHAFT BADLY SPALLED. THESE COMPONENTS HAD A TT OF 383 HRS SINCE REGRIND AND AEROLUBE PROVIDED BY AIR SUPPORT INTERNATIONAL.Oct 3, 1996 · N5643N · Maule M5235C · Reciprocating Engine Power Section
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