Continental IO-520-F

Service difficulty reports · 751

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 = 'IO520F'
  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 CA090707008Hinge · cracked(CAN) CRACKS LOCATED AT DOUBLER ANGLE BENDS, TOP AND BOTTOM, ONLY LWR CRACKS ARE VISIBLE. CRACKS AT TOP ONLY VISIBLE WITH BORESCOPE OR REMOVING THE SKIN.Jul 7, 2009 · Cessna U206E · AileronsSDR CA090707009Cable · frayed(CAN) FRAYED AT STA 138, PULLEY NOT SEIZED.Jul 7, 2009 · Cessna U206E · Elevator Control SystemSDR CA090707010Lock · failed(CAN) LANDING, ACFT VEERED TO THE RT UNCONTROLLABLY. ACFT ENDED UP BEYOND APPROACH LIGHTS IN THE GRAVEL. NO DAMAGE TO ACFT AND ACFT LANDING GEAR IS BEING INSPECTED TO DETERMINE THE CAUSE. LOCKING DEVICE OR OLEO OVER INFLATED MAY BE CAUSE.Jul 4, 2009 · Cessna U206F · Main Landing GearSDR CA090626009Transponder · shorted(CAN) PILOT SAW SMOKE COMING FROM AVIONICS STACK. SHUTOFF AVIONICS, ELECTRICAL ETC, LANDED WITHOUT INCIDENT. MX DISCOVERED SOME HARWARE AND ELECTRICAL TRANSISTOR LOOSE IN TRANSPONDER CASE, SUSPECTED FROM THE TRANSPONDER. REPLACED TRANSPONDER WITH LIKE SERVIJun 26, 2009 · Cessna U206G · ATC Transponder SystemSDR CA090620002Case · failed(CAN) CASE HALVES FOUND LOOSE.Jun 20, 2009 · Cessna U206E · AC Generator-AlternatorSDR CA090620001Case · loose(CAN) CASE HALVES FOUND LOOSE.Jun 19, 2009 · Cessna U206G · AC Generator-AlternatorSDR CA090622010Adapter · misrepairedUPON INSP OF THE STARTER ADAPTER, WE FOUND THE WRONG MAIN SPRING AND STARTER SHAFT GEAR HAD BEEN INSTALLED. THE PN FOR THE SPRING USED WAS CAM539568 ALSO MEANT FOR USE IN THE "OLD STYLE" ADAPTER. THE COMPLETE ASSY, PN FOR THE "OLD STYLE" IS 635050A4 AND THISJun 19, 2009 · Cessna U206F · Engine StarterSDR CA090622012Cylinder · cracked(CAN) DURING INSP, IT WAS DISCOVERED THAT NR 2 CYL HAD LOW COMPRESSION, VALVE COVER WAS REMOVED AND IT APPEARED LEAK WAS COMING FROM EXHAUST VALVE SPRING. CYL WAS REMOVED ALONG WITH VALVES, FURTHER INSP REVEALED THAT EXHAUST PORT HSG WAS CRACKED. CYL ASSY WJun 18, 2009 · Cessna U206F · Reciprocating Engine Cylinder SectionSDR CA090619014Cylinder Head · cracked(CAN) PILOT REPORTED VIBRATION, ACFT REMOVED FROM WATER AND LEAKAGE TEST COMPLETED REVEALING LEAKING CYLINDER. PROBLEM CYLINDER REMOVED (SN 002379), INSPECTED INTERNALY, FOUND CRACKED, CYLINDER REPLACED WITH NEW.Jun 16, 2009 · Cessna A185E · Reciprocating Engine Cylinder SectionSDR CA090619016Cylinder Head · cracked(CAN) AFTER LEAKAGE TEST, FOUND 1 CYL CRACKED, CUSTOMER REQUESTED TO REMOVE OTHER CYL AND INSPECT INTERNALLY. FOUND 3 OTHER CYL TO HAVE CRACKS STARTING (SN 002464, SN 002369, E46980). CYLINDERS REPLACED.Jun 16, 2009 · Cessna A185E · Reciprocating Engine Cylinder SectionSDR CA090522003Attach Fitting · cracked(CAN) WHILE PERFROMING A ROUTINE 50 HOUR INSP, IT WAS NOTICED THAT THERE WAS EXCESSIVE VERTICAL MOVEMENT ON THE RT SIDE OF THE HORIZONTAL STABILIZER. UPON FURTHER INVESTIGATION, THE RT FWD ATTACH FITTING WAS FOUND CRACKED COMPLETELY THROUGH, JUST BELOW THE BOLMay 19, 2009 · Cessna 207A · Horizontal Stabilizer, Attach FittingsSDR CA090601005Cylinder Head · cracked(CAN) FOUND 4 CYLINDERS CRACKED HEAD AT INJECTOR NOZZLE AREA.May 7, 2009 · Cessna U206E · Reciprocating Engine Cylinder SectionSDR CA090423012Impulse Coupling · damaged(CAN) DURING A 500 HOUR INSP OF SLICK MAGNETO PART 6310. THE IMPULSE COUPLING WAS REMOVED FOR INSP. IT WAS DISCOVERED THAT A PIECE WAS MISSING FROM PAWL PLATE. MAGNETO DRIVE GEARS WERE INSPECTED FOR IMPACT DAMAGE, NO DAMAGE WAS EVIDENT. IMPULSE COUPLING WAApr 23, 2009 · Cessna U206G · Magneto/DistributorSDR 2009FA0000323Spring · brokenSTARTER CLUTCH SPRING BROKE DURING ENGINE START AT ENGINE TIME SINCE FACTORY REBUILT: 421.3 SECOND CLUTCH SPRING BROKE AT ENGINE HOURS: 592.3 BOTH SPRINGS BROKE DURING ENGINE START SEQUENCE WHEN THE START WAS ABORTED.Apr 22, 2009 · Cessna U206G · Engine StarterSDR CA090407008Fitting · cracked(CAN) FITTING CRACKED AT STRUT CUT-OUT. FOUND UPON VISUAL INSP. PART REPLACED WITH NEW.Apr 3, 2009 · Cessna U206G · Main Landing Gear Strut/Axle/TruckSDR CA090302001Alternator · failed(CAN) CHARGING SYS QUIT - BATTERY WENT DEAD - FOUND ALTERNATOR HSG LOOSE AND ALTERNATOR WOULD NOT SPIN WHEN FIELD POWER APPLIED.Feb 27, 2009 · Cessna U206E · DC Generator-AlternatorSDR CA090225013Hinge · cracked(CAN) LT AND RT OTBD AILERON HINGES, ATTACH FLANGES CRACKED IN RADIUS. LT AND RT OTBD AILERON HINGES REPLACED WITH NEW. RIVETING CARRIED OUT IAW AC 43-13-1B, CHAP. 4-57. AILERON REMOVAL AND INSTALLATION CARRIED OUT IAW MM NR D2060-1-13, CHAP. 6-10. DUAL INFeb 25, 2009 · Cessna 207 · AileronsSDR CA090313007Bulkhead · cracked(CAN) DURING A ROUTINE 100 HOUR INSP, A CRACK WAS DISCOVERED IN THE STN 209 BULKHEAD AT THE UPPER EDGE OF THE LT STABILIZER ATTACHMENT DOUBLER. SEB 88-3 PROVIDES FOR MODIFICATION THAT INCORPORATES ADDITIONAL STRUCTURAL MEMBERS ON THE HORIZ STABILIZER ATTACH BFeb 6, 2009 · Cessna U206G · Horizontal Stabilizer StructureSDR CA090204014Exhaust Valve · stuck100 HOUR INSPECTION CARRIED OUT AND ENGINE LEAKDOWN CARRIED OUT NORMAL. AFTER ENGINE WAS COOL THE PROPELLER WAS ROTATED TO CHECK MAGNETO TO ENGINE TIMING. A BANG WAS HEARD IN THE FRONT AREA OF THE ENGINE. NR 5 AND NR 6 CYLINDER EXHAUST VALVES WERE STICKING OFeb 4, 2009 · Cessna U206E · Reciprocating Engine Cylinder SectionSDR CA090109011Valve · sheared(CAN) VALVE STEM SHEARED OFF AND TIRE WENT FLAT - REPLACED WHEEL ASSY.Jan 9, 2009 · Cessna U206E · TireSDR CA081219003Bulkhead · cracked(CAN) DURING A ROUTINE 100 HOUR INSPECTION A CRACK WAS DISCOVERED IN THE STN 209 BULKHEAD AT THE UPPER RIVET HOLE OF THE RIGHT STABILIZER ATTACHMENT DOUBLER. FURTHER INVESTIGATION REVILED THE BULKHEAD CRACKED AT THE SAME LOCATION ON THE LEFT SIDE. AFTER REMODec 18, 2008 · Cessna U206G · Fuselage Main, BulkheadSDR CA090112004Selector · leaking(CAN) FUEL SELECTOR CLOSED DUE TO FLEX HOSES IN ENGINE COMPARTMENT BEING REPLACED. AFTER HOSES INSTALLATION FUEL SELECTOR OPEN TO CHECK FOR LEAKS, FUEL LEAK FOUND ON BELLY. FUEL SELECTOR WAS LEAKING ON THE TOP, SOURCE OF LEAK SHAFT ON THE TOP. SELECTOR WAS Dec 14, 2008 · Cessna U206D · Fuel Selector/Shut-Off ValveSDR CA080921001Bolt · cracked(CAN) DURING ROUTINE MX AND ENGINE CHANGE, NLG WAS REMOVED FOR ACCESS TO REPLACE LOOSE RIVETS IN ENG NACELLE AREA. INSP OF NLG ATTACH BOLTS SHOWED SIGNS OF CRACKS JUST UNDER THE HEAD OF THE BOLT. LPI INSP OF THE BOLT SHANKS CONFIRMED CRACKS. BOLTS WERE BOTHSep 19, 2008 · Cessna U206G · Nose/Tail Landing GearSDR CA081001003Skin · cracked(CAN) AT INSPECTION THE LT AILERON OTBD HINGE ASSY WAS FOUND CRACKED. THE CRACKS WERE LOCATED AT THE BEND RADIUS OF THE LOWER AFT ATTACH ANGLES.Sep 19, 2008 · Cessna U206G · AileronsSDR CA080918006Actuator · corroded(CAN) DURING A 100 HOUR INSPECTION A AME FOUND HEAVY CORROSION (LEVEL 3) ON THE ACTUATOR. HE R&R THE PART.Sep 9, 2008 · Cessna U206G · Elevator Tab Control SystemSDR CA080908009Spar · cracked(CAN) DURING A 100 HOUR INSPECTION AN AME FOUND THAT THE RT AND LT REAR SPAR WAS HEAVILY CORRODED (LEVEL 3) AND CRACKED UNDER THE OTBD HINGE BRACKET.Sep 8, 2008 · Cessna U206G · Horizontal Stabilizer, Spar/RibSDR CA080908007Riser · cracked(CAN) DURING 100 HOUR INSPECTION AME FOUND RT EXHAUST STACK CRACKED AT NR 5 CYLINDER, PART WAS REPLACED WITH PART NR 0750161-31.Aug 28, 2008 · Cessna A185E · Reciprocating Engine Cylinder SectionSDR CA080808002Bearing · worn(CAN) ACFT WAS IN CRUISE FLIGHT WHEN PILOT NOTICED OIL PRESSURE STARTED TO FLUCTUATE. A PRECAUTIONARY LANDING WAS MADE. IT WAS OBSERVED THAT THE OIL LEVEL WAS LOW AND AN EXCESSIVE AMOUNT OF OIL WAS IN THE ENGINE COMPARTMENT AND IN THE BELLY OF THE ACFT. UPON MJul 31, 2008 · Cessna U206G · Engine StarterSDR CA080730003Spring · broken(CAN) CYLINDER WAS PULLED DUE TO LOW COMPRESSION. WHEN THE ROCKER COVER WAS REMOVED IT WAS DISCOVERED THAT BOTH THE INNER AND OUTER EXHAUST VALVE SPRINGS WERE BROKEN INTO MANY PIECES.Jul 30, 2008 · Reciprocating Engine Cylinder SectionSDR CA080916007Volt Regulator · shorted(CAN) ACFT WAS IN CRUISE FLIGHT WHEN THE PILOT NOTICED THE ELECTRICAL SYSTEM WAS DRAINING THE BATTERY. THE ACFT LANDED AND WSA INVESTIGATED BY MX. IT WAS FOUND THAT THE BATTERY WAS DISCHARGED AND THE ELECTROLYTE HAD BOILED FROM THE BATTERY. FURTHER INVESTIGATIJul 28, 2008 · Cessna U206G · DC RegulatorSDR CA080715006Stud · failed(CAN) A COMPLETE SEPARATION OF THE CYLINDER HEAD FROM THE BARREL OCCURRED. THE SEPARATION SEEMED TO HAVE STARTED IN THE EXHAUST PORT AREA.Jul 8, 2008 · Cessna U206F · Reciprocating Engine Cylinder SectionSDR CA080715003Commutator · failed(CAN) FLIGHT CREW NOTICED THE ALTERNATOR WAS NOT CHARGING ON DESCENT. UPON CLOSER INSPECTION IT WAS FOUND THAT THE COMMUTATOR AND BRUSHES WITHIN THE RECENTLY O/H ALTERNATOR SHOWED SIGNS OF SIGNIFICANT ABNORMAL WEAR. THE ALTERNATOR WAS LOW TIME AND HAD NOT GONJul 2, 2008 · Cessna U206G · AC Generator-AlternatorSDR 2008FA0000364Trim Switch · inoperativePILOT REPORTED IN FLIGHT WHEN AUTOPILOT/ELECTRIC TRIM ENABLE, TRIM SERVO "RAN ON", WHEN ELECTRIC TRIM TURNED OFF MANUAL TRIM WHEEL OPERABLE AND NO MALFUNCTION OF SYSTEM NOTED, UPON INSPECTION NOTICED SOLDERED CONNECTION ON BASE OF SWITCH BENT AND JUMPED BETWEEMay 9, 2008 · N4711F · Cessna P206B · Elevator Tab Control SystemSDR 2008FA0000368Alternator · separatedBODY THRU SCREWS BACKING OUT CAUSING ALTERNATOR HALVES TO START TO SEPARATE, THOUGH NO IMMEDIATE ISSUES WITH AICAFTS CHARGING SYSTEM, NOTICED DISCREPANCY UPON VISUAL INSPECTION AFTER LANDING. (K)May 9, 2008 · N4711F · Cessna 206CESSNA · DC Generating SystemSDR CA080707007Bearing · worn(CAN) WHILE INSP IT WAS NOTICE THAT THE LT CONTROL TUBE WAS ROUGH AS IT WAS PULLED OUT AND PUSHED IN. AFTER TAKING IT OFF, IT WAS NOTICED THAT THE BEARINGS HAD WORN THE TUBE TO ITS LIMITS. THE CONTROL TUBE AND THE BEARINGS WERE CHANGED.Apr 22, 2008 · Cessna U206G · Elevator Control SystemSDR CA080707005Torque Link · cracked(CAN) WHILE CARRING INP ON UPPER TORQUE LINK IAW CONTINUED AIRWORTHINESS PROGRAM 32-50-02 THE TORQUE LINK WAS FOUND CRACKED. A NEW LINK WAS INSTALLED WITH NEW BOLTS.Apr 7, 2008 · Cessna U206G · Nose/Tail Landing GearSDR CA080325006Bulkhead · cracked(CAN) BULKHEAD CRACK 1.25 IN LONG AT RT SIDE FROM LIGHTNING HOLE. NEAR STAB ATTACH POINT. (TC NR 20080325006)Mar 12, 2008 · Cessna U206E · Fuselage Main, BulkheadSDR CA080122003Structure · cracked(CAN) WHILE INSPECTING SOME ITEMS, MFG CONTINUED AIRWORTHINESS PROGRAM IT WAS NOTICED THAT 2 CRACKS CAME FROM THE RUDDER CABLE HOLES AND ANOTHER CRACK CAME FROM THE NUTPLATE UNDER THE DOUBLER. CONTINUED AIRWORTHINESS INSP 53-40-04 COVERS THIS INSPECTION BUT ISJan 21, 2008 · Cessna U206G · Aerodynamic FairingsSDR 2007FA0000828Cylinder · crackedCYLINDER HEAD HAS A CRACK. BEGINNING AT INTAKE PORT AND EXTENDING TO UPPER SPARK PLUG HOLE. (K)Sep 6, 2007 · N4891Z · Cessna U206G · Reciprocating Engine Cylinder SectionSDR CA070905012Cylinder Head · cracked(CAN) CRACKED FROM SPARK PLUG HOLE TO EXHAUST VALVE (TC NR 20070905012)Aug 31, 2007 · Cessna U206E · Reciprocating Engine Cylinder SectionSDR CA070912003Gear · damaged(CAN) PILOT/OPERATOR CONVEYED A STARTING ABNORMALITY. TROUBLESHOOTING FOUND THAT TWO TEETH WERE MISSING FROM CRANKSHAFT GEAR. ENGINE REMOVED AND SENT FOR FURTHER EVALUATION AT ATC AMO NR 59-96. SEE SDR NR 20070912001 FROM AMO 59-96 FOR FURTHRER FOLLOW UP. (TCAug 30, 2007 · Cessna U206G · Reciprocating Engine Power SectionSDR CA070912001Gear · failed(CAN) WHILE TROUBLESHOOTING A STARTER PROBLEM. THE CRANKSHAFT GEAR WAS FOUND TO BE MISSING 2 TEETH. ENGINE WAS DISASSEMBLED, INSPECTED AND REPAIRED AS NECESSARY. PART OF THE MAGNETO IMPULSE CAM BROKE OFF, FELL DOWN INTO THE CRANK AND CAMSHAFT GEARS. THE GEARS Aug 27, 2007 · Reciprocating Engine Power SectionSDR ENE2007F00000Cylinder · crackedBOTH CYLINDER HAVE VISIBLE CRACKS ORIGINATING AT THE EXHAUST VALVE SEAT. (K)Aug 24, 2007 · N7138Q · Cessna U206F · Reciprocating Engine Cylinder SectionSDR CA070801003Pan · cracked(CAN) OIL PAN FOUND CRACKED DURING INSPECTION. (TC NR 20070801003)Jul 25, 2007 · Cessna U206G · Reciprocating Engine Oil SystemSDR CA070703005Magneto · unserviceable(CAN) SHEARED MOUNTING FLANGE HOUSING. (TC NR 20070703005)Jun 8, 2007 · Cessna U206G · Magneto/DistributorSDR CA070320007Tube · cracked(CAN) MAINTENANCE WAS DISPATCHED AND THE WHEEL ASSEMBLY WAS REPLACED UPON INSPECTION, VALVE STEM FOUND CRACKED DUE TO EXTREME COLD. (TC NR 20070320007)Mar 16, 2007 · Cessna 207 · Tire TubeSDR 2007FA0000155Cylinder · crackedCRACKED CYLINDER HEAD BETWEEN 4TH AND 5TH FIN IB OF TOP SPARK PLUG. CRACKS HEADED TOWARD VALVE SEAT. (K)Feb 12, 2007 · N4988F · Cessna U206B · Reciprocating Engine Cylinder SectionSDR 2007FA0000156Cylinder · crackedCRACKED CYLINDER LEAD BETWEEN 4TH AND 5TH FIN IB AT UPPER SPARK PLUG. CRACK NOT VISIBLE INSIDE CYLINDER. (K)Feb 12, 2007 · N7711D · Cessna U206F · Reciprocating Engine Cylinder SectionSDR 2007FA0000157Cylinder · crackedCRACKED CYLINDER BETWEEN 2ND AND 3RD FIN IB OF UPPER SPARK PLUG ORIENTED DOWN SIDE OF CYL HEAD. LARGE NEAR SEPARATION. (K)Feb 12, 2007 · N7711D · Cessna U206F · Reciprocating Engine Cylinder SectionSDR 2007FA0000158Cylinder · crackedCYLINDER HEAD CRACKED AT UPPER SPARK PLUG HOLE THRU BEND TO EXHAUST SEAT. (K)Feb 12, 2007 · N7711D · Cessna U206F · Reciprocating Engine Cylinder Section
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