Continental IO-520-BB

Service difficulty reports · 388

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 = 'IO520BB'
  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 2002FA0000865Spring · brokenPILOT REPORTED SMOOTH 200 RPM DROP ON LT MAGNETO DURING RUN UP. TROUBLESHOOTING FOUND LT MAGNETO TIMING 7 DEGREES RETARDED. MAGNETO WAS REMOVED AND IMPULSE COUPLING FOUND TO HAVE A BROKEN SPRING. COUPLING WAS REPLACED WITH A NEW UNIT.Jul 14, 2002 · N1859A · Beech A36 · Magneto/DistributorSDR VJ32002F00054Relay · failedLANDING GEAR FAILED TO COME UP IN FLIGHT. JACKED AIRCRAFT AND OPS CHECKED LANDING GEAR SYSTEM AND RELAY FAILED. TAPPED ON UP SIDE OF RELAY AND POINTS RELEASE ALLOWING GEAR TO ROTATE UP. THIS RELAY HAD A MINIMUM OF 1031 GEAR CYCLES ON IT RECOMMENDATION FOR Jul 11, 2002 · N5540P · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00053Relay · failedDURING FLIGHT LANDING GEAR FAIL TO RETRACT. UP SIDE OF DYNAMIC RELAY POINTS FAIL TO RELEASE. PROBABLE CAUSE IS HEAT AND NUMBER OF GEAR RECYCLED. RECOMMENDATIONS FOR PREVENTIVE RECURRENCE DEVELOP BETTER RELAY.Jul 8, 2002 · N1565A · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00051Trim Switch · failedDURING GROUND RUN, TESTED RUDDER TRIM SWITCH. RUDDER TRIM MOVED TO THE LEFT BUT WOULD NOT MOVE TO THE RIGHT. PROBABLE CAUSE IS INTERNAL FAILURE OF THE SWITCH CIRCUITS.Jul 5, 2002 · N8112T · Beech F33A · Rudder Tab Control SystemSDR VJ32002F00049Pump · failedDURING GROUND RUN UP, OUTPUT OF ENGINE DRIVEN DRY AIR PUMP FAILED TO PUT OUT PROPER PRESSURE AT 800 RPM. RAN AIRCRAFT UP TO 1600 RPM BEFORE PRESSURE READ 4.5. CHECKED PRESSURE SYSTEM FOR LEAKS AND CHECKED REGULATOR ALL CHECKED WELL.Jul 3, 2002 · N5585Y · Beech F33A · Pneumatic SystemSDR 2002FA0000765Relay · failedLANDING GEAR FAILED TO EXTEND IN FLIGHT, GEAR WAS HAND CRANKED DOWN AND A SAFE LANDING WAS MADE. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. THE RELAY CONTROL STICK IN THE UP POSITION WHEN THE GEAR WAS CYCLED. RELAY WAS REMOVED AND A NEJun 17, 2002 · N5609S · Beech F33A · Landing Gear Retraction/Extension SystemSDR 2002FA0000769Motor · noisyGEAR MOTOR MAKES GRINDING NOISE WHEN THE GEAR IS RETRACTED. MOTOR WAS REMOVED AND A NEW MOTOR INSTALLED OPERATION OF THE GEAR SYSTEM IAW MM, CHECKED NORMAL.Jun 11, 2002 · N8252T · Beech F33A · Landing Gear Retraction/Extension SystemSDR 2002FA0000770Relay · sticksLANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. INSPECTION OF THE SYSTEM FOUND THAT THE DYNAMIC RELAY WOULD STICK IN THE DOWN POSITION. A NEW DYNAMIC RELAY WAS INSTALLED AND THE SYSTEM OPERATIOJun 11, 2002 · N1569A · Beech F33A · Landing Gear Retraction/Extension SystemSDR 2002FA0000772Pump · failedUNABLE TO MAKE INSTRUMENT AIR PRESSURE AT LOW RPM, INSPECTED SYSTEM AND FOUND THAT THE PUMP WAS MAKING SMALL CHUNKS OF CARBON FOUNDED IN THE REGULATOR AND INLET FILTER. PURGED SYSTEM AND CLEANED LINES IN SYSTEM. NEW INLET AND INLINE FILTER INSTALLED. NEW PUJun 10, 2002 · N1568P · Beech F33A · Vacuum Distribution SystemSDR VJ32002F00035Magneto · failedMAGNETO FAILED ON GROUND RUN UP. MAGNETO WAS REMOVED AND A REPAIRED MAGNETO INSTALLED. WHEN THE COVER WAS REMOVED THE DISTRIBUTOR BLOCK WAS FOUNDED TO HAVE A GRAY POWDER DUST ON IT. TOTAL TIME ON MAGNETO FROM NEW IS 95.0 HOURS. PART SENT IN FOR WARRANTY.May 13, 2002 · N5544A · Beech F33A · Magneto/DistributorSDR 2002FA0000657Indicator · inoperativeTHIS IS NEW FROM STOCK AND WAS JUST ORDER FROM MFG. WAS INSTALLED AND THE METER MOVEMENT WAS ONLY .5 OF THE TRAVEL. PART WAS REMOVED AND TESTED ON THE BENCH AND HAD A HIGH AMP DRAW.May 13, 2002 · Beech F33A · Trailing Flap Position Indicating SystemSDR VJ32002F00037Pump · failedUNABLE TO ADJUST LOW-END FUEL PRESSURE ON TRIM RUN OF A NEW OVERHAULED ENGINE FROM RAM. PUMP WAS REMOVED AND NEW PUMP INSTALLED. COMPLETED TRIM RUNS OF ENGINE. OPERATIONAL CHECK OF ENGINE CHECKED NORMAL. PUMP SENT BACK TO RAM FOR WARRANTY.May 10, 2002 · N38071 · Beech F33A · Engine Fuel PumpSDR VJ32002F00030Magneto · failedMAGNETO FAILED IN FLIGHT AND A SAFE LANDING WAS MADE. GROUND CHECK OF THE MAGNETOS CONFIRMED THAT THE MAGNETO WAS DEAD. MAGNETO WAS REMOVED AND REPAIRED MAGNETO INSTALLED. GROUND OPERATION AND MAGNETO CHECKED NORMAL. PART SENT FOR WARRANTY.May 7, 2002 · N5519A · Beech F33A · Magneto/DistributorSDR VJ32002F00027Relay · stuckLANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. INSPECTION OF THE SYSTEM FOUND THAT THE DYNAMIC RELAY WOULD STICK IN THE DOWN POSITION. A NEW DYNAMIC RELAY WAS INSTALLED AND THE SYSTEM OPERATIApr 26, 2002 · N1569A · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00028Pump · inoperativeLOW OUT PUT FROM PUMP TO AIRCRAFT, REMOVED PUMP AND INSTALLED NEW PUMP OPERATION WAS NORMAL. PUMP SENT IN FOR WARRANTY.Apr 26, 2002 · N1565A · Beech F33A · Pneumatic SystemSDR VJ32002F00022Pump · inoperativeNO INSTRUMENT AIR PRESSURE AT 1000 RPM, SYSTEM CHECKED AND FOUND THE AIR PUMP HAD NO OUTPUT. PUMP WAS REMOVED AND A NEW PUMP INSTALLED. GROUND RUN OF THE AIRCRAFT SYSTEM CHECKED NORMAL.Apr 18, 2002 · N5599P · Beech F33A · Pneumatic Distribution SystemSDR VJ32002F00021Relay · stuckLANDING GEAR FAILED TO EXTEND IN FLIGHT, GEAR WAS HAND CRANKED DOWN AND A SAFE LANDING WAS MADE. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. THE RELAY CONTROL WOULD STICK THREE OUT OF FOUR TIMES WHEN THE GEAR WAS CYCLED. RELAY WAS REMOVApr 9, 2002 · N1556A · Beech F33A · Landing Gear Retraction/Extension SystemSDR 2002FA0000470Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HRSApr 2, 2002 · N8268T · Beech F33A · Magneto/DistributorSDR 2002FA0000471Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOApr 2, 2002 · N8268T · Beech F33A · Magneto/DistributorSDR 2002FA0000473Pump · inoperativeLOW OUT PUT FROM PUMP TO AIRCRAFT, REMOVED PUMP AND INSTALLED NEW PUMP, OPERATION WAS NORMAL. PUMP SENT IN FOR WARRANTY.Apr 2, 2002 · N5609S · Beech F33A · Pneumatic SystemSDR 2002FA0000475Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOApr 2, 2002 · N6322A · Beech F33A · Magneto/DistributorSDR 2002FA0000476Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. THE WEARER ON THIS BRUSH IS ABOVE NORMAL FOR 500 HOApr 2, 2002 · N6322A · Beech F33A · Magneto/DistributorSDR VJ32002F00018Relay · stuckLANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF. AIRCRAFT WAS PLACED ON JACKS AND THE LANDING GEAR CYCLED IAW MM. INSPECTION OF SYSTEM FOUND THAT THE DYNAMIC RELAY WOULD STICK IN THE DOWN POSITION. A NEW DYNAMIC RELAY WAS INSTALLED AND THE SYSTEM OPERATIONAL Mar 26, 2002 · N8101C · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00019Pump · leakingINSPECTION OF THE FUEL PUMP FOUND OIL LEAKING FROM THE DRAIN PORT OF FUEL PUMP. IN FLIGHT THE ENGINE WAS ROUGH AT TIME. PUMP WAS REMOVED AND A NEW PUMP INSTALLED IAW MM. DEFECTIVE PUMP SENT IN FOR WARRANTY.Mar 25, 2002 · N1570A · Beech F33A · Fuel Boost PumpSDR VJ32002F00016Transmitter · failedAFTER ONE HOUR OF OPERATION THE FUEL FLOW TRANSMITTER FAILED. A NEW FUEL FLOW TRANSMITTER WAS INSTALLED AND OPERATION CHECK OF THE SYSTEM CHECKED NORMAL FUEL FLOW TRANSMITTER SENT IN FOR WARRANTY.Mar 18, 2002 · N1568P · Beech F33A · Fuel Controlling SystemSDR VJ32002F00015Relay · intermittentLANDING GEAR WOULD NOT COME DOWN, RELAY INTERMITTENT IN OPERATION. NEW RELAY INSTALLED AND FUNCTIONAL OPERATION ON THE LANDING GEAR WAS PERFORMED CYCLING THE GEAR MANY TIMES, LANDING GEAR OPERATION CHECKED, NORMAL.Mar 14, 2002 · N8242T · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00014Relay · inoperativeLANDING GEAR WOULD NOT COME DOWN. RELAY WAS REMOVED AND A NEW RELAY WAS INSTALLED. LANDING GEAR OPERATIONAL CHECKED NORMAL. RELAY SENT IN FOR WARRANTY.Mar 13, 2002 · N8251C · Beech F33A · Landing Gear Retraction/Extension SystemSDR 2002FA0000389Pump · inaccurateUNABLE TO ADJUST FUEL PUMP PRESSURE. PRESSURE IS TO HIGH AT LOW RPM AND THE ADJUSTMENT SCREW BACK ALL THE WAY OUT. PUMP REMOVED AND SENT IN FOR WARRANTY.Mar 11, 2002 · N1568P · Beech F33A · Fuel Boost PumpSDR 2002FA0000337Master Cylinder · inoperativeBRAKE MASTER CYLINDER WILL NOT HOLD PRESSURE, WHEN PRESSURE IS APPLIED TO THE BRAKE IT BLEEDS DOWN. REMOVED AND INSTALLED NEW MASTER CYLINDER, OPERATION CHECKED NORMAL.Mar 4, 2002 · N8242T · Beech F33A · Landing Gear Brake SystemSDR VJ32002F00010Relay · inoperativeLANDING GEAR WOULD NOT COME DOWN, A SMALL TAP TO THE TOP OF THE RELAY THE GEAR CYCLED DOWN NORMAL. RELAY WAS REMOVED AND A NEW RELAY WAS INSTALLED. LANDING GEAR OPERATIONAL CHECKED NORMAL. RELAY SENT IN FOR WARRANTY.Feb 27, 2002 · N5609S · Beech F33A · Landing Gear System WiringSDR VJ32002F00012Pump · inoperativeLOW OUTPUT FROM PUMP TO AIRCRAFT, REMOVED PUMP AND INSTALLED NEW PUMP OPERATION WAS NORMAL. PUMP SENT IN FOR WARRANTY.Feb 27, 2002 · N8242T · Beech F33A · Pneumatic Distribution SystemSDR VJ32002F00013Control Cable · frayedELEVATOR CABLE FRAYED.Feb 27, 2002 · N8251C · Beech F33A · Elevator Control SystemSDR 2002FA0000272Crossover Tube · brokenDURING AN ANNUAL INSPECTION, THE TURBOCHARGER CROSSOVER TUBE WAS FOUND DAMAGED FROM THE AIRCRAFT DRIVE PULLEY. THIS AIRCRAFT HAS BEEN MODIFIED BY TURBO FLITE STC SA5223NM AND SE5222NM. UPON REMOVAL OF THE TUBE A HOLE WAS DISCOVERED BELOW THE DAMAGED AREA THAFeb 18, 2002 · N7254T · Beech F33A · Exhaust TurbochargerSDR VJ32002F00009Master Cylinder · malfunctionedPOPPET VALVE IS STICKING AND THE BRAKE FAILED TO WORK. WHEN THIS HAPPENS THE PILOT MAY LOOSE CONTROL OF THE AIRCRAFT ON LANDING AND ROLL OUT.Feb 12, 2002 · N8251C · Beech F33A · Master Cylinder/Brake ValveSDR VJ32002F00005Relay · failedLANDING GEAR WOULD NOT COME DOWN, A SMALL TAP TO THE TOP OF THE RELAY, THE GEAR CYCLED DOWN NORMAL. RELAY WAS REMOVED AND A NEW RELAY WAS INSTALLED. LANDING GEAR OPERATIONAL CHECKED NORMAL. RELAY SENT IN FOR WARRANTY.Jan 29, 2002 · N8242T · Beech F33A · Landing Gear System WiringSDR VJ32002F00006Motor · inoperativeMOTOR SLOW TO RETRACT AND EXTEND GEAR. MOTOR VERY NOISEY. MOTOR SENT IN FOR WARRANTY.Jan 29, 2002 · N8242T · Beech F33A · Landing Gear Retraction/Extension SystemSDR VJ32002F00007Relay · inoperativeLANDING GEAR WAS SLOW TO COME UP AND TO EXTEND. REMOVE DYNAMIC RELAY AND INSTALLED NEW RELAY. CYCLED LANDING GEAR, OPERATIONAL CHECKED NORMAL. RELAY SENT IN FOR WARRANTY.Jan 29, 2002 · N8252T · Beech F33A · Landing Gear System WiringSDR VJ32002F00008Relay · inoperativeLANDING GEAR SELECTED SWITCH WAS PLACED IN THE DOWN POSITION, THE GEAR FAILED TO COME DOWN IN FLIGHT. A GEAR UP LANDING WAS MADE. INSPECTION OF THE LANDING GEAR SYSTEM AFTER THE ACCIDENT CHECKED NORMAL. INSPECTION OF THE DYNAMIC RELAY SHOWED ARCING ON THE CJan 29, 2002 · N8240T · Beech F33A · Landing Gear System WiringSDR 2002FA0000167Alternator · failedALTERNATOR FAILED IN FLIGHT, WILL NOT CARRY THE LOAD. REPLACED ALTERNATOR, GROUND CHECKED OK. RETURNED TO SERVICE.Jan 16, 2002 · N5544A · Beech F33A · AC Generator-AlternatorSDR VJ32002F00003Pump · leakingLEAKING FUEL FROM CASE DRAIN.Dec 15, 2001 · N1570A · Beech F33A · Engine Fuel PumpSDR VJ32001F00001Pump · leakingLEAKING FUEL FROM CASE DRAIN.Oct 29, 2001 · N5582X · Beech F33A · Engine Fuel PumpSDR VJ32001F00002Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. Oct 29, 2001 · N5521A · Beech F33A · Magneto/DistributorSDR VJ32001F00003Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISRUPTER BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. THOct 29, 2001 · N8268T · Beech F33A · Magneto/DistributorSDR VJ32001F00004Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. Oct 29, 2001 · N38071 · Beech F33A · Magneto/DistributorSDR VJ32001F00005Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. Oct 29, 2001 · N38071 · Beech F33A · Magneto/DistributorSDR VJ32001F00006Flow Divider · sticksENGINE RUN ROUGH AND SOMETIME WOULD NOT SHUT DOWN. THE FUEL FLOW DIVIDER WOULD STICK OPEN LETTING FUEL TOO CONTINUAL TO THE ENGINE. THE FLOW DIVIDER WAS REMOVED AND REPLACED WITH A NEW ONE, OPERATION OF ENGINE CHECKED OUT NORMAL.Oct 29, 2001 · N5582X · Beech F33A · Fuel DividerSDR VJ32001F00007Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. Oct 29, 2001 · N5521A · Beech F33A · Magneto/DistributorSDR VJ32001F00008Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP, WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. TOct 29, 2001 · N8268T · Beech F33A · Magneto/DistributorSDR 2001FA0000505Flow Divider · defectiveENGINE RUN ROUGH AND SOMETIME WOULD NOT SHUT DOWN. THE FUEL FLOW DIVIDER WOULD STICK OPEN, LETTING CONTINUOUS FUEL FLOW TO THE ENGINE. THE FLOW DIVIDER WAS REMOVED AND REPLACED WITH A NEW ONE, OPERATION OF ENGINE CHECKED OUT NORMAL.Oct 29, 2001 · N5582X · Beech F33A · Fuel DividerSDR 2001FA0000506Brushes · wornMAGNETO REMOVED FROM ENGINE FOR 500 HOUR INSPECTION IAW MM. REMOVED THE REAR COVER AND THE DISTRIBUTOR BLOCK FROM MAGNETO AND FOUND THE CARBON BRUSH WORN. CARBON DUST WAS FOUND ON THE FLAT PART OF THE CAP. WHERE IT LOOKS LIKE A SMALL SPARK LINE TO GROUND. Oct 29, 2001 · N8268T · Beech F33A · Magneto/Distributor
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