Lycoming O-360-A4K

Service difficulty reports · 58

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 = 'O360A4K'
  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 96ZZZX3321Fitting · failedOIL PRESSURE FITTING AT ENGINE TO GAUGE HAD BRASS FITTING AND THEN 90 DEGREE RESTRICTIVE FITTING. APPEARS TO HAVE BEEN TOO CLOSE TO MOUNT. BRASS FITTING BROKE FLUSH AT ACCESSORY CASE AND OIL PUMPED OUT OF ENGINE. BRASS FITTING APPEARED TO BE INCORRECT PART May 3, 1996 · N28462 · Gulstm AA5B · Reciprocating Engine Oil SystemSDR AU960677Exhaust Valve · failed(AUS) NO1 CYLINDER EXHAUST VALVE HAD APPROXIMATELY 33% OF THE VALVE HEAD MISSINGApr 18, 1996 · Reciprocating Engine Cylinder SectionSDR 96ZZZX617Valve Guide · excess wearNR 1 AND NR 3 CYLINDERS FAILED LYC SB 388B TEST FOR EXCESS WEAR (.035 INCH AND .043 INCH RESPECTIVELY). THESE EXACT SAME TWO GUIDES AND CORRESPONDING VALVES HAD BEEN PREVIOUSLY REPLACED AT 408 HOURS SINCE NEW ENGINE. FOUR-PROBE EGT/CHT SHOWED ALL TEMPS NORMAJan 16, 1996 · N74608 · Gulstm AA5B · Reciprocating Engine Cylinder SectionSDR AU960035Bearing · loose(AUS) MAGNETO DISTRIBUTOR END BEARING LOOSE AND SPINNING IN HOUSING - MAGNETO FILLED WITH BLACK DUSTJan 11, 1996 · Magneto/DistributorSDR BIER950022Valve · brokenPILOT REPORTED ROUGH RUNNING ENGINE. COMPRESSION CHECK REVEALED 0/80 ON NR 1 CYLINDER. FURTHER INSPECTION REVEALED EXHAUST VALVE BROKEN - HALF HEAD MISSING. REPLACED CYLINDER/PISTON ASSEMBLY WITH REBUILT UNIT. (X)Sep 25, 1995 · N28805 · Gulstm AA5B · Reciprocating Engine Cylinder SectionSDR 96ZZZX715Bearing Cap · wornPART NR M-3485 HAS A STEEL BEARING PRESSED INTO AN ALUMINUM BEARING CAP. IT PROVIDES SUPPORT TO THE ROTOR. DURING ROUTINE 500-HOUR INSPECTION (500 TTSN), A BLACK POWDER-LIKE SUBSTANCE WAS SEEN THROUGHOUT THE MAG. FOUND STEEL BEARING WAS MOVING INSIDE THE BEJul 25, 1995 · N74608 · Gulstm AA5B · Magneto/DistributorSDR 95ZZZX2431Piston · damagedPISTON PIN CAP DEVELOPED WEAR AND WORKED OUT LARGE HOLE INSIDE OF PISTON CAUSING FAILURE OF OIL RING AND LOSS OF COMPRESSION. CAP HAD WORN DOWN TO .25 INCH THICKNESS AND WORKED OUT HOLE REACHING PISTON OIL RING GROOVE.Mar 22, 1995 · N9226S · Beech C23 · Reciprocating Engine Cylinder SectionSDR 95ZZZX2432Pin Plug · wornPISTON PIN CAP DEVELOPED WEAR AND WORKED OUT LARGE HOLE INSIDE OF PISTON CAUSING FAILURE OF OIL RING AND LOSS OF COMPRESSION. CAP HAD WORN DOWN TO .25 INCH THICKNESS AND WORKED OUT HOLE REACHING PISTON OIL RING GROOVE.Mar 22, 1995 · N9226S · Beech C23 · Reciprocating Engine Cylinder Section
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