JASC 8550
Service difficulty reports · 669
Reports filed under 8550 · Reciprocating Engine Oil System, newest first.
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 jasc_code = '8550' 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 jasc_code = '8550' 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 CA001018006Gasket · deteriorated(CAN) OIL FILTER ADAPTER REMOVED FOR INSPECTION OF GASKET IN RESPONSE TO EMERGENCY AD 2000-18-53 AND FOUND GASKET TO BE IN A MUSHY, SOFT, DETERIORATING CONDITION, RATHER THAN THE FIRM RUBBER IT IS SUPPOSED TO BE LIKE.SDR 20001017SH040Pump · leakingOIL LEAKING FROM VENT. (X)SDR 20000925SH014Relief Valve · dirtyFOLLOWING TAKEOFF, PILOT NOTED DECREASE IN OIL PRESSURE. PILOT ELECTED TO RETURN TO AIRPORT. UPON LANDING AND TAXI BACK TO RAMP, PILOT KEPT RPM AT APPROX 1,500 RPM TO KEEP OIL PRESS ABOVE READING (LOW END). DUE TO TAXIING AT HIGH RPM, BRAKES WERE OVERHEATEDSDR 20001019SH007Seal · failedSEAL SOFTENED, SWELLED, RUPTURED. NIGHT, PART 135 FLIGHT LOST OIL, ENGINE SEIZED. SEAL MATERIAL NOT OIL PROOF. SUBMITTER SUGGESTED RETURNING TO ORIGINAL MATERIAL. (X)SDR AU000691Seal · failed(AUS) RIGHT ENGINE OIL FILTER ADAPTER PLATE SEAL FAILED. SEAL WAS PROTRUDING FROM PLATE. LOSS OF 9 LITRES OF ENGINE OIL. (X)SDR 20001019SH028Plug · missingAIRCRAFT WAS FLYING FROM TULSA/SILOAM SPRINGS, 8 MILES FROM SILOAM SPRINGS AIRPORT, PILOT REPORTED THE ENGINE OIL PRESSURE WAS FLUCTUATING FROM ZERO TO 60 PSI. ENGINE THEN STARTED TO VIBRATE SEVERELY BEFORE ENGINE COMPLETELY STOPPED. UPON INSPECTION OF AIRCRSDR 20000914SH004Fitting · leakingAIRCRAFT ARRIVED WITH OIL LEAK. ACFT LOST 1/2 QUART OF OIL DURING A 3.5 HOUR FLIGHT. T/S REVEALED OIL LEAKING FROM THE TOP OF THE TORQUE LINE ADAPTER, PN 5950034-7, MOUNTED AT THE FRONT OF THE ENG. INSP REVEALED FITTING, PN 5950034-7, HAD DRILLED TO ALLOW ASDR CA000824006Seal · ruptured(CAN) RT ENGINE OIL FILTER CONVERTER PLATE SEAL RUPTURED DURING TAKEOFF, CAUSING OIL LOSS ONTO HOT TUBOCHARGER AND EXHAUST COMPONENTS. THE FLIGHT CREW NOTED DECAYING OIL PRESSURE AND LOSS OF PROPELLER RPM CONTROL, AND INITIATED ENGINE IN-FLIGHT SHUTDOWN. INVESSDR 20000919SH024Gasket · missingFILTER ADAPTER WAS MISSING PN MS28773-08 GASKET. AN6289-8D. NUT WAS NOT TORQUED. OIL FILTER ADAPTER WAS LEAKING. (X)SDR 20000919SH023Gasket · missingFILTER ADAPTER WAS MISSING PN MS28773-08 GASKET. (X)SDR 20000829SH010Gasket · improper partTHE LOWER RIGHT ENGINE ISOLATION MOUNT IS BECOMING RUPTURED DUE TO CHAFING CAUSED BY THE PROTRUSION OF THE OIL SUMP PAN GASKET. THIS GASKET, WHEN DRIED OUT DUE TO HEAT, SEEMS TO ACT LIKE A KNIFE AGAINST THE ISOLATION MOUNT. TRIMMING THE GASKET STOPS THIS. SSDR AU000582Gasket · fractured(AUS) ENGINE OIL FILTER ADAPTER GASKET LEAKING.SDR 20000829SH001Drive Gear · fracturedLOSS OF OIL PRESSURE (ENGINE) IN FLIGHT. FOUND MAIN OIL PUMP, PN 33019, DRIVESHAFT SHEARED JUST BELOW THE SCAVENGE VANES. THE CAUSE APPEARS TO BE A FATIGUE FRACTURE. THE ENGINE ASSY WILL BE REPLACED DUE TO OIL STARVATION. THE OIL PUMP ASSY WILL BE SENT TO SDR 20010112SG003Engine · contaminatedRIGHT ENGINE/DECREASE IN OIL PRESSURE. RIGHT ENGINE PRECAUTIONARY SHUTDOWN AS OIL PRESSURE DECREASED AND TEMP INCREASED. INSPECTION REVEALED PARTICLE CONTAMINATION IN THE OIL SYSTEM. (M)SDR CA000724016Oil Cap · loose(CAN) ENGINE HAD TO BE FEATHERED IN FLIGHT DUE TO LOW OIL PRESSURE AND OIL QUANTITY DRIPPING. AFTER LANDING, A TECHNICIAN FOUND THAT THE PRE-OILING PLUG LOOSEN.HE REINSTALLED THE PLUG, FILL THE OIL TANK, PERFORMED AN ENGINE RUN AND RETURN THE AIRCRAFT TO SERVSDR CA000718017Adapter · failed(CAN) PILOT REPORTED OBSERVING WHITE FUMES COMING OUT OF LEFT ENGINE DURING CRUISE. EMERG FIRE DRILL CARRIED OUT, AND FIRE OUT. JOURNEY LOG NR 653 REFERS. INVEST ON GROUND CONDUCTED, FOUND FIRE DAMAGE TO HIGH TENSION MAGNETO LEADS, OIL HOSES, HYDRAULIC ANDSDR 20000821SH006Scavenge Pump · failedTRI - ON DEPARTURE, EXCESSIVE AMOUNTS OF OIL STARTED TO BLOW OUT OF CRANKCASE BREATHER. FOUND METAL IN SCREEN. SUBMITTER SUSPECTED NOSE SCAVANGE PUMP FAILURE. (X)SDR 20000721SH029Engine · making metalINSPECTED NR 2 ENGINE CHIP DETECTOR AND FOUND NO SIGN OF CHIPS OR DEBRIS. CLEARED CHIP PLUG AND REINSERTED INTO HOUSING. PILOT PERFORMED A GROUND RUN OF THE NR 2 ENGINE AND THE CHIP LIGHT DID NOT ILLUMINATE. PILOT SHUT ENGINE DOWN, RE-CHECKED CHIP PLUG AND SDR 20010112SG013Engine · contaminatedRIGHT ENGINE/DECREASE IN OIL PRESSURE. RIGHT ENGINE PRECAUTIONARY SHUTDOWN AS OIL PRESSURE DECREASED AND TEMP INCREASED. INSPECTION REVEALED PARTICLE CONTAMINATION IN THE OIL SYSTEM. (M)SDR AU000419Seal · failed(AUS) LEFT ENGINE OIL FILTER ADAPTER PLATE SEAL PROTRUDING FROM PLATE. SEAL APPEARED TO BE SEVERED. ENGINE NEEDED 9 LITRES OF OIL.SDR BJ3RE000005Baffle · elongatedON RECEIPT OF A THIRD NEW BAFFLE, IT WAS DERIVETED TO CHECK FOR DEFECTIVE HOLES LIKE THE PREVIOUS UNITS. THIS IS ALSO OF THE NEW (5 RIVETS PER SIDE) DESIGN. SUBMITTER STATED THE HOLES ARE ELONGATED, OVERSIZED, AND NO LONGER SUITABLE FOR THE MS20470AD4-4 RIVESDR CA000516003Screen · deteriorated(CAN) DURING INSPECTION, THE OIL SCREEN WAS FOUND TO BE DETERIORATING AND BEGINNING TO FRAY IN ONE AREA. THE SUBMITTER SUGGESTS THAT THE SCREEN WAS DETERIORATING DUE TO OLD AGE AND REPEATED CLEANINGS.SDR BJ3RE000004Baffle · elongatedON RECEIPT OF A SECOND NEW BAFFLE, IT WAS DERIVETED TO CHECK FOR DEFECTIVE HOLES LIKE THE ORIGINAL UNIT AND ITS REPLACEMENT. SUBMITTER STATED THIS IS THE SECOND NEW DESIGN (5 RIVETS PER SIDE) BAFFLE RECEIVED. THE HOLES ARE ELONGATED, OVERSIZED OR FIGURE 8 SHSDR BJ3RE000003Baffle · defectiveON RECEIPT OF A NEW BAFFLE, IT WAS DERIVETED TO CHECK FOR DEFECTIVE HOLES, LIKE THE ONE REMOVED DUE TO FAILED RIVETS. THIS IS ONE OF THE NEW DESIGN WITH 5 RIVETS PER SIDE, INSTEAD OF THE EARLIER 3 RIVET UNIT. RIVET HOLES 1, 3, AND 5 ON EACH SIDE HAVE EITHER SDR 20000511SH016Gear · wornON REMOVAL OF OIL PUMP, WEAR WAS NOTED ON ALUMINUM GEAR TEETH FACES. IT LOOKED LIKE IMPROPER HARDENING. WEAR ALSO ON TEETH EDGES. DATE CODE: 36/99. (X)SDR 20000511SH015Baffle · misalignedTWO EACH AN470AD RIVET HEADS FOUND IN OIL SUCTION SCREEN. REMOVED SUMP, FOUND BAFFLE HAD 2 RIVETS WITH HEADS MISSING. FURTHER EXAMINATION SHOWED RIVET HOLES COUNTERSUNK ON THE HEAD SIDE. THIS BAFFLE WAS THE NEW STYLE WITH 5 EACH AN470-4-4 AD RIVETS ON EACH BSDR BJ3RE000002Gear · wornUPON REMOVAL OF THE OIL PUMP, TO CHECK FOR POSSIBLE DAMAGE DUE TO TWO RIVET HEADS FOUND IN THE OIL SUCTION SCREEN, IT WAS NOTED THAT THE ALUMINUM OIL PUMP GEAR HAD EXCESSIVE WEAR ON THE DRIVEN SIDE OF EACH TOOTH, AND CHIPS MISSING ON THE OUTER EDGE OF SEVERAL SDR BJ3RE000001Rivet · brokenDURING AN OIL CHANGE, TWO RIVET HEADS (AN470) WERE FOUND IN THE OIL SUCTION SCREEN. THE ENGINE WAS REMOVED AND THE OIL SUMP PULLED OFF. TWO RIVET HEADS WERE MISSING FROM THE OIL SUMP BAFFLE. THESE ARE MS20470AD4-4 RIVETS. THE HOLES ON THE DRIVEN SIDE APPEASDR CA000505008Seal · leaking(CAN) OIL LEAKING FROM FAILED SEAL BETWEEN OIL FILTER ADAPTER AND ACCESSORY CASE. SHUT DOWN ENGINE IN-FLIGHT. AREA CLEANED AND NEW SEAL INSTALLED.SDR 20000509SH001Rotor · misalignedIT WAS FOUND THAT THE SEAL ROTOR, PN 3120524-2, WAS INSTALLED BACKWARDS. (X)SDR 20000503SH048Hose · splitWHILE IN-FLIGHT, THE CREW NOTICED OIL PRESSURE STARTING TO GRADUALLY DROP. SHUT DOWN ENGINE AND FEATHERED PROPELLER. MAINTENANCE FOUND NR 8 CYLINDER CROSS-CONNECT TUBE HAD SPLIT. REPLACED HOSE, RAN ENGINE, NO LEAKS NOTED. RETURNED TO SERVICE. (X)SDR 20000330SH006Dipstick · separatedPILOT REPORTED TO REPAIR SHOP, THAT AFTER LANDING, HE HAD AN OIL LEAK IN THE ENGINE AREA. AFTER INSPECTION, FOUND THAT DIP ROD IN THE OIL CAP WAS NOT INSTALLED IN THE CAP AND HAD FALLEN DOWN INTO THE OIL FILL TUBE OF THE ENGINE. UNDER INSPECTION WITH A MAGNISDR AU000246Housing · faulty(AUS) ENGINE OIL PUMP HOUSING FAULTY. HOLE IN CASTING ON THE SUCTIONSIDE OF THE PUMP.SDR CA000327008Drain Line · chafed(CAN) BROKEN BAFFLE CAUSED WEAR IN CYLINDER OIL DRAIN.SDR CA000306025Vernatherm · malfunctioned(CAN) THERMO VALVE FAULTY CAUSING OIL TEMP WARNING AND INDICATION.SDR 20000417SH017Gasket · failedENGINE LOST OIL ON START-UP DUE TO EXCESSIVE OIL PRESSURE WHICH BENT PLATE ON OIL FILLER KIT CAUSING GASKET TO BLOW OUT. (X)SDR AU000428Seal · failed(AUS) OIL FILTER BASE PLATE GASKET LEAKING AND PROTRUDING PAST THE PLATE.SDR 20000414SH002Bearing · making metalDURING AN ANNUAL INSPECTION, FOUND METAL SHAVINGS IN OIL SCREEN. REMOVED ENGINE AND SENT TO LYCOMING FOR REPAIRS. (X)SDR 20000414SH001Bearing · making metalDURING AN ANNUAL INSPECTION, FOUND METAL SHAVINGS IN OIL SCREEN. REMOVED ENGINE AND SENT TO LYCOMING FOR REPAIRS. (X)SDR PNSA000206Engine · lack of lubeDURING TAXI OIL PRESSURE INDICATED LOWER THAN NORMAL. RETURNED TO BLOCK. SERVICED OIL, OPS CHECKED OK.SDR 2000ZZZX715Tube · disconnectedINDUCTION TUE ATTACHED TO OIL SUMP BECAME LOOSE CAUSING ROUGH RUNNING ENGINE. ENGINE OIL SUMP REPLACED TO CORRECT PROBLEM. SUBMITTER STATED THIS IS SECOND ENGINE FOUND WITH THIS CONDITION ON FACTORY OVERHAULED ENGINE.SDR CA000120015Engine · fire(CAN) FOLLOWING AN INSP & SERVICING, A/C WAS GROUND RUN.AFTER 3-4 MINS RT ENGINE WAS BROUGHT OUT OF IDLE & A LOUD BANG WAS HEARD.THE RT ENGINE & NACELLE WAS OBSERVED TO BE ON FIRE: BOTH ENGINES WERE SHUTDOWN & FUEL CUT-OFF CLOSED. ENGINE, TOGETHER WITH A HANGASDR CA000110050Drain Line · worn(CAN) ROD THAT SECURES FRONT AND REAR BAFFLES LOST ORIENTATION DUE TO LOOSE RETENSION NUTS. THIS CAUSED FRETTING OF ROD ON OIL TUBE.SDR 2000ZZZX374Line · frozeENGINE AIR BREATHER PINCH HOLE HAD B EEN ELIMINATED BY PARTIES UNKNOWN. BREATHER LINE FROZE SHUT AT 15,000 FEET. EXCESSIVE CRANKCASE PRESSURE CAUSED THE CRANKSHAFT OIL SEAL TO LEAK OIL. BREATHER LINE WAS REPOSITIONED AND A PINCH HOLE WAS DRILLED.SDR 2000ZZZX53Oil Filter · mismanufacturedOIL FILTER REPLACED AT ANNUAL, 6, 1998. FILTER LEAKED AT START-UP. SECOND FILTER INSTALLED AND LEAKED. OIL AND FILTER CHANGED 8-20-98, ACFT FLEW 24 HOURS. ANNUALED IN 6, 1999, OIL AND FILTER CHANGED. MEASURED DEPTH OF OIL FILTER BASE ADAPTER AND MALE THRESDR CA991230026Engine · failed(CAN) REPAIRED ENGINE INSTALLED AND AC FLOWN WHEN SHORTLY AFTER T/O LOSS OF OIL PRESSURE WAS NOTED. REPORT TO FOLLOW. REAR BEARING DAMAGED, POSSIBLY AT REPAIR.SDR 99ZZZX4419Gear · crackedOIL PUMP CRACKED. KIT INSTALLED (LOG BOOK ENTRY) 12-19-86.SDR 99ZZZX4603Line · crackedINVESTIGATED OIL LEAK. FOUND CRANKCASE TO BE CRACKED AT LEFT FRONT OF CASE. CRACK STARTS AT LOWER THROUGH STUD HOLE, RUNS BACK HORIZONTALLY .50 INCH THEN VERTICAL 2.50 INCHES. AIRCRAFT WAS INVOLVED IN A PROPELLER STRIKE 1,330 HOURS AGO. SUSPECT THIS MAY HASDR 99ZZZX4309Oil Sump · leakingPILOT STATED AFTER ENGINE SHUT DOWN, THAT OIL WAS DRAINING FROM INTAKE SYSTEM. UPON FURTHER INVESTIGATION, FOUND THE NR 3 CYLINDER INTAKE EXTENSION PIPE HAD FALLEN OUT OF ITS SWAGED RECEPTACLE AND CHAFED A HOLE IN THE BOTTOM OF THE OIL SUMP. AFTER REMOVAL OFSDR 99ZZZX4095Pan · crackedDURING AN ANNUAL INSPECTION, THE P/N 002-410014-3, 'PAN', LOCATED AT THE FORWARD NOSE COWL AREA BELOW THE ENGINE CRANKSHAFT FLANGE, AND ABOVE THE AIR FILTER, HAD LARGE CRACKS WITH A HOLE APPROXIMATELY 2 INCHES BY 4 INCHES FROM WHERE CRACKED PIECES FELL/BROKE A
Back to JASC 8550