Continental IO-520-A

Service difficulty reports · 73

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 = 'IO520A'
  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 CA970822005Fuel Pump · seized(CAN) ENGINE LOST POWER IN CRUISE DUE TO ENGINE DRIVEN FUEL PUMP FAILURE. THE PILOT COULD NOT MAINTAIN ALTITUDE WITH THE AUXILIARY ELECTRIC PUMP AND LANDED IN OPEN WATER ON A LAKE. THE PUMP WAS REPLACED AT A MARINA. INSPECTION OF THE PUMP REVEALED A LARGE ACCUJun 28, 1997 · Cessna U206F · Engine Fuel PumpSDR 97ZZZX3093Hose · defectiveDURING A POST-ACCIDENT INSPECTION/DISASSEMBLY, A TSO'D HOSE ASSY FROM 'STRATOFLEX' WAS REMOVED FROM THE FUEL CONTROL TO THE FUEL INJECTION MANIFOLD. THIS HOSE WAS FOUND TO HAVE A SLIVER OF THE INNER WALL PROTRUDING BETWEEN THE INNER FERRULE AND THE NUT AT THEJun 13, 1997 · N898LF · Ayres 600S2DRESTD · Engine Fuel DistributionSDR 97ZZZX2789Adapter · threads brokenCESSNA OIL FILTER TOWER INSPECTED IAW AD 96-12-22. FOUND ONE THREAD BROKEN AWAY .6250 INCH LONG. NO DAMAGE TO INTERNAL THREADS OF OIL PUMP HOUSING.May 16, 1997 · Reciprocating Engine Oil SystemSDR CA970520007Doublers · cracked(CAN) CRACKS FOUND ON AFT GEAR WELL BULKHEAD DOUBLERS LT AND RT WELLS. CRACKS EXTEND AROUND BOLT HOLES AND RUN VERTICAL ON DOUBLERS. DOUBLERS REPLACED.May 7, 1997 · Cessna 210F · Wing Miscellaneous StructureSDR AU970418Crankshaft · failed(AUS) ENGINE CRANKSHAFT FAILED FROM CRACKING AT THE REAR FILLET RADIUS OF NO2 MAIN BEARING JOURNAL DUE TO FRICTION FROM CONTACT WITH THE BEARING SHELLSApr 10, 1997 · Cessna P206B · Reciprocating Engine Power SectionSDR AU970066Crankcase · cracked(AUS) THE FOLLOWING DEFECTS WERE FOUND DURING ENGINE STRIP FOR OVERHAUL 1. CRANKCASE CRACKED IN NOSE AREA ADJACENT TO THROUGH STUDS 2. CRANKSHAFT CRACKED IN AREA AROUND FORWARD THRUST FACE3. STARTER SHAFT CRACKED4. OIL PUMP BODY AND GEARS WORN BEYOND LIMITSJan 29, 1997 · Reciprocating Engine Power SectionSDR 97ZZZX440Pump · failedPILOT REPORTED THAT ENGINE WOULD NOT RUN BELOW 1500 RPM ON START DUE TO FUEL PUMP INTERNAL FAILURE.Dec 17, 1996 · N3908Y · Cessna 210D · Engine Fuel PumpSDR 96ZZZX4729Hose · deterioratedFUEL HOSES NON-OPERATONAL FOR 3 YEARS ALLOWING NON-PRESSURE SIDE OF FUEL HOSES TO DRY OUT AND INSIDE OF HOSE TO DETERIORATE. SMALL PIECES OF RUBBER HOSE BROKE OFF AND CLOGGED FUEL LINES IN FUEL INJECTION SYSTEM.Aug 19, 1996 · N4931U · Cessna 210E · Engine Fuel DistributionSDR AU960946Stud · sheared(AUS) NO5 CYLINDER BASE STUD (1OFF) SHEARED OFF - STUD WAS FOUND IN BOTTOM COWLJul 5, 1996 · Cessna 210E · Reciprocating Engine Power SectionSDR CA960612018Hydpower Pack · contaminated(CAN) THE HYDRAULIC RESERVOIR WAS FOUND TO BE CONTAMINATED WITH A FILM OF SLUDGE. FURTHER INVESTIGATION FOUND TEFLON TAPE ON THE VARIOUS FITTINGS AND TEFLON CONTAMINATION THROUGHOUT THE UNIT.Jun 6, 1996 · Cessna 210E · Hydraulic Pump (Electric/Engine), MainSDR CA960620009Gasket · leaking(CAN) SLIGHT LEAK AT FUEL PUMP BODY GASKET REPLACEDMay 31, 1996 · Cessna P206B · Engine Fuel PumpSDR CA960424023Bulkhead · cracked(CAN) DURING A 100 HOUR ANNUAL INSPECTION A CRACK WAS FOUND ON THE AFT BULKHEAD AT STA. 230.1. THE BULKHEAD IS AN ATTACH FOR THE VERTICAL FIN. THE CRACK IS LOCATED ON THE RIGHT HAND SIDE FROM THE CUT OUT FOR THE RUDDER CABLES AND MIGRATES TOWARD THE LOWER RIGHMar 30, 1996 · Cessna 210G · Fuselage Main, BulkheadSDR CA960424024Skin · cracked(CAN) SKIN AT STATION 59.7 FOUND CRACKED ON BOTH SIDES FROM THE LANDING GEAR CUTOUT TOWARDS THE DOOR FRAME. THE SUBMITTER STATES THAT THE CRACK APPEARS TO EXTEND THROUGH AT LEAST TWO SKINS ABOUT 1.5 INCHES LONG.Mar 30, 1996 · Cessna 210G · Fuselage Main, Plate/SkinSDR AU960378Pump · faulty(AUS) ENGINE LOST POWER - FOLLOWING FITMENT OF A NEW FUEL PUMP THE LOW POWER WAS STILL EVIDENT - ANOTHER FUEL PUMP WAS FITTED AND THE POWER LOSS RETURNED AFTER A SHORT PERIOD OF OPERATION - A THIRD FUEL PUMP RECTIFIED THE POWER LOSS - INVESTIGATION OF THE FIRMar 24, 1996 · Cessna P206C · Engine Fuel PumpSDR 96ZZZX2150Cylinder · crackedNR 2, NR 6, NR 1, NR 3, AND NR 5 CYLINDERS WERE FOUND CRACKED AT INTAKE SEAT.Mar 20, 1996 · N4975U · Cessna U206A · Reciprocating Engine Cylinder SectionSDR 96ZZZX2152Cylinder · crackedNR 3, NR 2, AND NR 5 CYLINDERS WERE FOUND CRACKED AT INTAKE SEAT.Mar 20, 1996 · N244PL · Cessna U206 · Reciprocating Engine Cylinder SectionSDR 96ZZZX2151Cylinder · crackedNR 4 AND NR 1 CYLINDERS WERE FOUND CRACKED AT INTAKE SEAT.Mar 1, 1996 · N4672U · Cessna U206 · Reciprocating Engine Cylinder SectionSDR 95ZZZX3524Cylinder · head separatedPILOT REPORTED A LOUD 'BANG' AND IMMEDIATE ROUGH RUNNING ENGINE 10 MILES OUT FROM LANDING. AIRPORT AND LANDING WERE MADE WITHOUT INCIDENT. INSPECTION FOUND NR 5 CYLINDER HEAD HAD SEPARATED FROM CYLINDER BARREL. ANNUAL INSPECTION HAD BEEN COMPLETED 11 HOURS May 25, 1995 · N8735Z · Cessna P206D · Reciprocating Engine Cylinder SectionSDR 95ZZZX2270Crankshaft · out of balanceTHE CONNECTING ROD WEIGHTS ON THE LARGE END FROM THE LIGHTEST TO THE HEAVIEST WAS 57 GRAMS. THIS ENGINE HAS NEVER BEEN INSTALLED IN AN AIRCRAFT.Apr 29, 1995 · Reciprocating Engine Power SectionSDR 95ZZZX2271Piston · ring brokenPISTON SCRAPER RING WAS BROKEN AT ASSEMBLY. PART OF THE BROKEN RING WAS IN THE OIL SUMP. THIS ENGINE HAS NEVER BEEN INSTALLED IN AN AIRCRAFT.Apr 29, 1995 · Reciprocating Engine Cylinder SectionSDR 95ZZZX2314Ring · brokenPISTON SCRAPER RING WAS BROKEN AT ASSEMBLY. PART OF THE BROKEN RING WAS IN THE OIL SUMP.Apr 29, 1995 · Reciprocating Engine Cylinder SectionSDR 95ZZZX2373Connect Rods · out of balanceTHE CONNECTING ROD WEIGHTS ON THE LARGE END FROM THE LIGHTEST TO THE HEAVIEST WAS 57 GRAMS.Apr 29, 1995 · Reciprocating Engine Power SectionSDR 95ZZZX2378Cylinder · misinstalledTOTAL TIME 1067.8 SMOH. TIME SINCE TOP OVERHAUL 125.0. DURING MAINTENANCE TO REPAIR BURNED VALVES UPON CYLINDER REMOVAL, FOUND CYLINDERS GLUED ON AT BASE. (IT TOOK OVER AN HOUR USING AIR PRESSURE AND PULLING AND PRYING TO REMOVE ONE CYLINDER). IT SEEMS THAApr 24, 1995 · N7144Q · Cessna U206F · Reciprocating Engine Cylinder Section
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