Continental IO-520-B
Service difficulty reports · 76
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 = 'IO520B' 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 = 'IO520B' 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 AU991097Crankcase · cracked(AUS) RIGHT CRANKCASE HALF CRACKED FROM THE ALTERNATOR MOUNT FLANGE TOWARDS NR 5 CYLINDER.SDR AU990719Crankcase · cracked(AUS) CRANKCASE CRACKED IN AREA BETWEEN NR 5 CYLINDER AND ALTERNATOR PAD.SDR AU990350Spar · cracked(AUS) WING CARRY THROUGH SPAR CRACKED. CRACKS LOCATED IN FRONT RIGHT CORNER AND AT LEFT REAR. FOUND DURING INSPECTION IAW AD/BEECH33E/37.SDR AU990296Points · worn(AUS) MAGNETO CONTACT POINTS ASSEMBLY WORN EXCESSIVELY ALLOWING THE POINTS GAP TO VARY CONSIDERABLY.SDR AU990290Fitting · corroded(AUS) LEFT FORWARD LOWER WING ATTACHMENT FITTING CONTAINED SEVERE EXFOLIATION CORROSION IN THE AREA OF THE GUSSET.SDR 99ZZZX1212Alternator · failedINSTALLED ALTERNATOR AND UNIT FAILED TO OPERATE. AFTER INSPECTION, CAUSE OF FAILURE WAS THE BRUSHES. DURING ASSEMBLY, SOMEONE HAD PUT SOME TYPE OF EPOXY ON BRUSHES TO HOLD THEM IN THE BRUSH HOLDER. THIS, IN EFFECT, KEPT THE BRUSHES FROM MAKING CONTACT.SDR 99ZZZX1173Magneto · corrodedWATER INTRUSION INTO MAGNETO CAUSING COMPLETE FAILURE; THIRD SIMILAR OCCURRENCE ON THE 1,200 SERIES MAG IN 20 MONTHS. ALL HAVE BEEN ON CONT IO520 ENGINES FRONT MOUNTED MAGS. RECOMMEND DISCONTINUE USE OF THIS MAG ON LARGE CONT ENGINES I.E., 470, 520, 550 AIRCSDR AU990072Switch · failed(AUS) ELT INERTIA SWITCH FAULTY.SDR 99ZZZX704Harness · damagedRUBBER INSULATOR STICKING IN SPARK PLUG. LEAD PULLS LOOSE OF CRIMP ON SRPING END DURING REMOVAL.SDR AU981374Engine · rough(AUS) ENGINE RUNNING ROUGH AND STOPPED WHEN THE THROTTLE WAS RETARDED FOLLOWING LANDING. INVESTIGATION COULD FIND NO FAULT. SUBMITTER SUSPECTED FUEL CONTAMINATION OR FUEL VAPOR LOCK.SDR AU981314Bracket · corroded(AUS) LEFT LANDING GEAR UPLOCK BRACKET SEVERELY CORRODED.SDR AU981315Bracket · corroded(AUS) RIGHT LANDING GEAR UPLOCK BRACKET SEVERELY CORRODED.SDR AU971486Filter · cracked(AUS) INLINE PRESSURE FILTER TO DIR GYRO CRACKED AND LEAKING.SDR AU971384Crankcase · cracked(AUS) ENGINE LH CRANKCASE HALF CRACKED IN AREA OF NO3 BEARING SADDLE.SDR 97ZZZX1920Crankcase · crackedDURING ANNUAL INSPECTION, CRANKCASE AT NR 2 CYLINDER BASE STUD FOUND CRACKED FOUR INCHES LONG. THIS IS A LIGHT CASE ENGINE.SDR AU970341Control Cable · corroded(AUS) LH AILERON CONTROL CABLE CONTAINED SEVERE CORROSION AND FRAYING IN AREA BENEATH CLAMP BETWEEN AUTOPILOT ROLL SERVO TO CONTROL CABLESDR 97ZZZX1641Cylinder · failedCYLINDER HEAD CAME OFF IN-FLIGHT 2-28-97. NO DAMAGE OR OIL LEAK OCCURRED. REPLACED CYLINDER.SDR AU970295Valve · faulty(AUS) NO4 CYLINDER EXHAUST VALVE FAULTY - FURTHER INVESTIGATION FOUND NO3 CYLINDER EXHAUST VALVE IN SIMILAR CONDITION - METAL CONTAMINATION OF OIL SYSTEMSDR AU970127Connector · corroded(AUS) MAIN ALTERNATOR CABLE TO CURRENT LIMITER AND CURRENT LIMITER TO SHUNT AND MAIN AIRCRAFT DC BUSS CONNECTIONS CORRODEDSDR AU961132Spar · cracked(AUS) RUDDER SPAR CRACKED - FOUND DURING INSPECTION IAW AD/BEECH33/36 AMDT1SDR AU960899Cover · corroded(AUS) MAGNETO CORRODED BETWEEN MAGNETO COVER PNO 10-349393-2 AND CAPACITOR PNO 10-349276SDR AU960975Capacitor · corroded(AUS) RH MAGNETO CAPACITOR CORRODED IN AREA OF CONTACT WITH CASESDR AU960860Cylinder · separated(AUS) NO2 CYLINDER HEAD SEPARATED FROM BARRELSDR AU960480Spar · cracked(AUS) FUSELAGE FRONT SPAR CARRY THROUGH SECTION CRACKED AT BOTH OUTBOARD SIDESSDR AU960481Spar Cap · corroded(AUS) RH WING LOWER SPAR CAP CORRODEDSDR 95ZZZX6387Crankshaft · failedIN-FLIGHT, CRUISE SETTING, ENGINE RPM DROPPED TO ZERO, PROPELLER ROTATED 2-3 TIMES AFTER RPM GAUGE READ ZERO. PILOT EXECUTED EMERGENCY LANDING. UPON ENGINE TEAR-DOWN, FOUND CRANKSHAFT BROKEN AT FORWARD CHEEK OF NR 2 MAIN BEARING JOURNAL. SUSPECT DEFECT (SCR
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