JASC 7311
Service difficulty reports · 226
Reports filed under 7311 · Engine Fuel/Oil Cooler, 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 = '7311' 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 = '7311' 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 SIMA20120402010Filter · inoperativeON FLIGHT 4521, THE CREW REPORTED AN ENGINE 1-2 FUEL IMPENDING BYPASS ON CLIMBOUT. THE CREW DECLARED AN EMERGENCY AND RETURNED. THE AIRCRAFT LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 1 AND NR 2 ENGINE FUEL FILTER ISDR CA120215011Bearing · worn(CAN) PILOT REPORTED SUDDEN HIGH FREQUENCY VIBRATION DURING FLIGHT. ABORTED FLIGHT, LANDED. INSPECTION REVEALED OIL COOLER BLOWER BEARING WITH EXCESS WEAR. BLOWER ASSY REPLACED. NO VIBRATION NOTED ON RETURN TO SERVICE.SDR UALA2011122707127Fuel/Oil Cooler · leakingRETURN TO GATE DUE TO NR 1 ENGINE FUEL LEAK. FUEL OIL COOLER LEAKING FUEL FROM DRAIN MAST. TROUBLESHOT & RAN ENGINE 2X5 MIN IDLE TO INSPECT FOR LEAKS ON NR 11 DRAIN MAST NR 1 ENG. AFTER IDLE RUNS, CHECKED FOR LEAKAGE FOR OVER 5 MIN, AND NO DROPS NOTED ON NR 1SDR CA111115011Cooler · wrong part(CAN) IMPROPER MAINTENANCE PERFORMED ON AIR-COOLER AND FUEL-COOLED, OIL COOLERS INFORMATION RECEIVED DURING A SUSPECTED UNAPPROVED PARTS INVESTIGATION REVEALED.SDR UALA2011111606287O-Ring · leakingFUEL LEAKING FROM LT 1 ENGINE. REPLACED IDG OIL COOLER FUEL FITTING O-RINGS. IDLE RUN 5 MIN. OPS CHECK GOOD, NO LEAKS.SDR UALA2011111406214Fuel/Oil Cooler · leakingNR 1 ENG HIGH OIL CONSUMPTION EXCEEDS LIMIT. REPLACED NR 1 ENGINE FUEL OIL HEAT EXCHANGER PER MM, OPS & LEAK CHECK OKAY.SDR UALA2011111406233B-Nut · strippedB-NUT TO FUEL BYPASS ELBOW STRIPPED. OIL LINE GOES TO SCAVENGE PUMP (NR 2 ENG). INSTALLED NEW OIL LINE FROM SCAVENGE OIL PUMP TO FUEL OIL HEAT EXCHANGER, NR 2 ENG.SDR UALA2011111406190Fuel/Oil Cooler · leakingCREW REPORTED OIL LEAK NR 1 ENGINE. OPENED ENG COWL, CLEANED AND INSPECTED NR 1 ENGINE. NO LEAK FOUND. ACCOMPLISHED ENGINE IDLE RUN. FOUND OIL DRIPS FROM FUEL-OIL HEAT EXCHANGER. THREE DROPS PER MINUTE AFTER SHUTDOWN. LEAK RATE IN LIMITS.SDR 5PHR20110831001Plug · misinstalledEVALUATION CONDUCTED BY MFG. REPAIR ACTIONS AND HISTORY PRIOR TO INVESTIGATION, TO BE PROVIDED BY OPERATOR OR ITS SUPPLIER. HISTORY OF OVERTEMP/ENGINE SHUTDOWN. UNIT WAS REPAIR AT OPERATOR, VENDOR GA TELESIS. THE VALVE FAILED TO OPERATE DURING RECEIVING TESTSDR BONA2011062900001O-Ring · leakingDURING CRUISE FLIGHT, PILOTS OBSERVED NR1 ENGINE OIL PRESSURE FLUCTUATIONS. PRESSURE SUBSEQUENTLY DROPPED TO 25 PSI. AT THAT TIME, PILOTS PERFORMED PRECAUTIONARY SHUTDOWN AND DIVERTED FOR PRECAUTIONARY LANDING. MX FOUND OIL LEAKING FROM FLANGE OF ADAPTER ATSDR ASAA1159920Fuel/Oil Cooler · leakingFOUND FUEL LEAKING FROM FUEL / OIL HEAT EXCHANGER DRAIN LINE ON NR 1 ENGINE. NUMBER ONE ENGINE MAIN OIL / FUEL HEAT EXCHANGER DEFERRED FOR 75 CYCLES REF AMM 71 71 00 200 801 PARA F (1)(B)1. LEAKAGE RATE IS 10 DROPS PER MINUTE WITH ENGINE RUNNING AND NO LEAKASDR CA110707012Oil Cooler · leakingHEATER LEAKING OIL FROM A WELD SEAM.SDR UALA2011041101748Fuel/Oil Cooler · leakingON ARRIVAL TO SFO FLIGHT 870-10, NR 2 ENGINE IS STILL LEAKING FUEL ONTO THE RAMP FROM UNDER COWLING. DRY MOTORED NR 2 ENGINE, FOUND IDG AIR-OIL COOLER LEAKING FROM BETWEEN HEAT EXCHANGER AND VALVE BODY AT INBOARD AREA. REMOVED IDG AIR-OIL COOLER ASSEMBLY PERSDR CA110228006Cooler · failed(CAN) FUEL LEAK FOUND DURING ROUTINE INSPECTION, MAINTENANCE NOTED A FUEL ODOR FROM THE ENGINE COWL AND POINTED OUT A FUEL DROP FROM THE ENGINE COWL. AN ENGINE WET MOTORING WAS PERFORMED WHICH CONFIRMED THE FUEL LEAK ORIGINATED FROM OR NEAR WELD ON THE FUEL COSDR ASAA1158745Fuel Heater · damagedNR 2 ENGINE SERVO FUEL HEATER OIL OUT PORT IS GOUGED. NR 2 ENGINE OIL SCAVENGE TUBE GOUGED AT SERVO FUEL OIL PORT. REMOVED NR 2 ENG SERVO FUEL HEATER PER AMM 73 11 07 000 801 F00 PG 1 5. INSTALLED SERVICEABLE FUEL HEATER SERVO PER AMM 73 11 07 400 801 F00 SDR UALA2010101503823B-Nut · leakingLEFT ENG FUEL LEAK 5 DROPS PER 10 SEC. SECURED LOOSE B-NUT ON FUEL OIL COOLER AFT FITTING, RAN ENGINE AND RECHECKED FOR LEAKS. CHECKED GOOD.SDR CA101013003Cooler · leakingCOOLER FOUND TO BE LEAKING DURING FLIGHT MODE. COOLER REPLACED WITH O/H UNIT.SDR UALA2010100803757Fuel/Oil Cooler · faultyNUMBER 2 HOC. DUE TO 8 QTS OIL ADDED AND OIL USAGE TRENDING UP PERFORM HOC TROUBLESHOOTING PER MM, BAG & BREATHER CHECK. RUN ENGINE AT 80% N2 FOR 10 MINUTES. REPAIR ANY LEAKS FOUND. IF UNABLE TO RUN AT HIGH-POWER, ACCOMPLISH STATIC LEAK CHECK (GEARBOX PRESSURSDR SIMA201028001Fuel/Oil Cooler · defectiveON FLIGHT 4166 DURING THE CLIMB THE CREW REPORTED, RECEIVED AN ENGINE 1 HIGH OIL TEMPERATURE MESSAGE. THE TEMPERATURE WENT TO 150 C. THE CREW REDUCED THRUST AND DROPPED DOWN IN GREEN RANGE. THE CAPTAIN DECLARED AN EMERGENCY AND RETURNED TO FIELD. THE AIRCSDR UALA2010071202478Fuel/Oil Cooler · faultyLT GEN DROPPED OFF LINE AND APU POWERING LT BUSS HAD L IDG OIL LEVEL MESSAGE. SERVICED LT IDG WITH 2 QTS OIL. RECONNECTED AND RAN ENGINE. IDG OPS OK, HAS HISTORY OF OIL SERVICE. DRIVE LIGHT CAME ON THEN WE DISCONNECTED DRIVE. REPLACED LT ENGINE IDG FUEL OSDR UALA2010032901042Fuel/Oil Cooler · leakingNR 2 ENG OIL CONS EXCEEDS LIMIT. PER SAMC SUSPECT FUEL OIL HEAT EXCHANGE INTERNAL LEAK. REMOVED FUEL OIL HEAT EXCH. REPLACED FUEL OIL COOLER, PERFORMED HI POWER RUN PER MM. ALL OPS AND IND NORMAL, NO FAULTS OR LEAKS NOTED.SDR UALA2010020300434Oil Cooler · leakingFUEL IMBALANCE - CONFIG LIGHT. DURING COURSE OF NR 3 SERVICE FOUND FUEL LEAKING FROM STRUT DRAIN TUBE BOTTOM OF ENGINE AT RATE OF 7 DROPS PER MINUTE. AFTER OPENING COWLING FOUND FUEL LEAKING FROM FUEL OIL COOLER DRAIN TUBE. FUEL LEAKING FROM FWD DRAIN TUBE SDR UALA2010020300435Fuel/Oil Cooler · leakingDURING COURSE OF NR 3 SVC FOUND FUEL LEAKING FROM STRUT DRAIN TUBE BOTTOM OF ENG AT RATE OF 7 DROPS PER MINUTE. FUEL LEAK ON NR 2 ENG. AFTER OPENING COWLING FOUND FUEL LEAKING FROM FUEL/OIL COOLER FWD DRAIN TUBE. STARTED REMOVING FUEL OIL COOLER. STILL NEED SDR UALA2009101403231Fuel/Oil Cooler · faultyNR 1 ENG HOC. RAN ENG AT 80 PERCENT NO LEAKS AT DRAINS. REPLACED NR 1 ENG FOC AND BYPASS VALVE. RUNS AND LEAK CHECKS GOOD. RE-SERVICED ENG OIL AND IDG. COWLS SECURED. ACP OP CHECK. NO OIL ADDED, SHOWS 21, TANK FULL. OK TO RETURN TO ETOPS SVC.SDR UALA2009100603143Valve · leakingFUEL LEAKING BOTTOM OF NR 1 ENGINE. REPLACED NR 1 ENG FUEL DISTRIBUTION VALVE. OP CHECKS OKAY.SDR FDEA200910023462Fuel/Oil Cooler · dirtyON CLIMBOUT, LT ENGINE LOST POWER AND WOULD NOT RESPOND TO THROTTLE MOVEMENT. WHEN THROTTLE ADVANCED ENGINE ROLLED BACK. THRUST MANAGEMENT COMPUTOR BEGAN RECYCLING THROUGH CON, GA, TO MODES. CTR AUTOPILOT BECAME VERY SLUGGISH AND WOULD NOT RESPOND ENGINE,SDR HALA2009081300365Solenoid · leakingETOPS SIGNIFICANT SYS - LT ENG FOUND OIL LEAK ON COWLING. ADDED 5 PINTS ENG OIL TO FILL TO FULL AT GATE. PERFORMED FIM 71-05-00 HIGH OIL CONSUMPTION. FOUND NR 1 ENG FUEL, OIL COOLER BYPASS VALVE SOLENOID LEAKING. REMOVED AND REPLACED BYPASS VALVE SOLENOID. SDR CA090811008Fuel/Oil Cooler · leakingHELICOPTER WAS ON A MISSION TO DO SOME SLINGING. WHILE THE ACFT WAS IN CRUISE IT WAS NOTED THAT THERE WAS AN FUEL ODOR IN THE CAB. THE HELICOPTER LANDED AS SOON AS PRACTICAL. ENGINEER DISCOVERED THAT THE FUEL/OIL COOLER OR FUEL/OIL HEAT EXCHANGER WAS LEAKINGSDR QXEA2009073100560Actuator · failedPDX - DURING CLIMB AND CRUISE NR 2 FUEL TEMP WILL NOT STAY BELOW 72 DEG C. E&A CHECKLIST DIRECTS TO TURN ON NR 2 AUX PUMP. TEMP STABILIZED AT 66 DEG C. TEMP AT CRUISE (15000FT) +4 DEG C. RETURNED TO THE FIELD (PDX), ACCOMPLISHED A UNEVENTFUL LANDING. REPLSDR HALA2009062800265Fuel/Oil Cooler · leakingETOPS SIGNIFICANT SYS - IAW FLT CREW FLUID (OIL) DRIPPING FROM NR 2 ENG. FOUND OIL LEAK FROM NR 2 ENG "GANG DRAIN" FOUND SOURCE AS FUEL/OIL COOLER BYPASS DRAIN PORTS. GRD RUN UP ENG AT IDLE NO LEAKS NOTED. STATIC LEAK CK OK IAW AMM71-71-00 OK FOR SVC.SDR CA090709003Heater · cracked(CAN) A PREVIOUS WELD REPAIR HAD CRACKED ON THE OUTER HSG OF OIL-TO-FUEL HEATER, RESULTING IN OIL LOSS.SDR UALA2009052601514Fuel/Oil Cooler · oil consumptionNR 1 ENG HIGH OIL CONSUMPTION. FUEL OIL COOLER FAILS INTERNAL LEAKAGE TEST. FOUND EVIDENCE OF OIL LEAK-COKING AT NR 3 BEARING BREATHER ELBOW TUBE CONNECTION INTO ENGINE, 1:00 O'CLOCK POS. REMOVED AND REPLACED FUEL OIL COOLER. REPLACED NR 1 ENGINE.SDR UALA2009012800303Heat Exchanger · leakingNR 2 ENG HOC REPLACED FUEL OIL HEAT EXCHANGER AND BYPASS VALVE. ACCOMPLISHED LEAK CHECK OF NR 2 ENGINE FUEL OIL HEAT EXCHANGER AND BYPASS VALVE. NO LEAKS NOTED.SDR 2008UALA06280Bypass Valve · leakingLEFT GENERATOR EICAS ON TAKEOFF ROLL. IDG REQUIRED 3 PINTS OF OIL TO SVC TO FULL. RAN ENG FOUND FUEL-OIL HEAT EXCHANGER BYPASS VALVE LEAKING AT DRAIN TRAP AT 10 DROPS PER MIN. INDICATED NO FAULTS AND DELTA P WAS NOT POPPED.SDR WRLA2008069Fuel/Oil Cooler · crackedPRECAUTIONARY SHUT DOWN OF NR 3 ENG DUE TO OIL QUANTITY IN THE RESERVOIR, 2 QUARTS, BOXED IN YELLOW ON SHUT DOWN. OIL TEMP 105C OIL PRESSURE 148 PSID AT FL 280 THROTTLE IDLE, N2 69.3. RAN ENG AND FOUND LEAK AT EXISTING WELD ON FUEL/OIL COOLER. REMOVED AND RSDR 2008UALA03449Heat Exchanger · damagedSERVICED IDG WITH 46 PUMPS OF OIL CONSUMPTION IN 9 HOURS. FUEL/OIL HEAT EXCHANGER BREAKING DOWN CAUSING AN OIL STARVE IN THE IDG. REPLACED IDG.SDR 2008UALA03397Oil Cooler · leakingRIGHT IDG DRIVE LIGHT CAME ON JUST AFTER T/O. FUEL OIL COOLER FAILURE CAUSING LOW OIL QTY IN IDG. IDG SHUTDOWN. REPLACED NR 2 ENG FUEL/OIL COOLER AND REPLACED BYPASS VALVE ON COOLER. ALL LEAK CHECKS PERFORMED.SDR SWAA081844Heat Exchanger · defectiveINFLIGHT SHUTDOWN / AIR TURNBACK / DECLARED EMERGENCY. NR 1 ENGINE OIL TEMP IN YELLOW BAND AFTER TAKEOFF, THEN TEMP WENT TO RED BAND. MAX OIL TEMP AT 190 DEGREES, SHUTDOWN ENGINE PER QRH. REMOVED AND REPLACED NR 1 ENGINE TEMP BULB AND FUEL OIL HEAT EXCHANGESDR UPS08651683Heat Exchanger · leakingINSPECTION TYPE:ETOP DIVERSION - FUEL LEAK ON LT ENG, LT ENG SHUT DOWN AS PER CHECKLIST. REPLACED FUEL/OIL HEAT EXCHANGER PER MM 79-21-01-4. PERFORMED ENG RUN CHECK 40 MIN INCLUDE HI PWR PER MM 71-00-00 AND NO FUEL LEAK NOTED. ACCOMPLISHED WINDMILLING INSP SDR CA070928004Belt · worn(CAN) ON LANDING, THE PILOT FELT A STRANGE VIBRATION. AFTER LANDING, THE AC WAS GROUNDED PENDING MAINTENANCE TROUBLESHOOTING. A CLOSE INSP WAS COMPLETED AND DETERMINED TO BE A LOOSE COOLER BELT CAUSING EXCESSIVE VIBRATION AT 100 PERCENT. THE BELT WAS REPLACESDR HALA0700382Cooler · leakingETOPS SIGNIFICANT SYSTEM, ON WALKAROUND FOUND EXCESS OIL ON BOTTOM OF ENGINE NR 1 COWLS. MOTORED ENGINE. FOUND OIL SEEPING FROM FUEL OIL COOLER, OIL LINE. TIGHTEN FOUR BOLTS. RAN ENGINE AT IDLE FOR FIVE MINUTES. NO LEAKS NOTED. OK FOR SERVICE.SDR 2007UALA02146Idg · contaminatedNR 1 IDG CONTAMINATED WITH FUEL IN THE OIL. FOUND IDG FUEL/OIL COOLER LEAKING. REPLACED IDG FUEL/OIL COOLER AND IDG 1 AS WELL.SDR HALA0700164Pressure Switch · unknownETOPS SIGNIFICANT SYSTEM, "R. ENG FUEL FILT" DISPLAYED ON STATUS PAGE. T/S PER FIM 73-11-00 FIG 103, REPLACED FUEL FILTER PER AMM 73-11-02/401. FOUND FUEL FILTER CLEAN REPLACED DIFFERENTIAL PRESSURE SWITCH PER AMM 73-34-01/401, RAN ENGINE, NO MSG NO LEAKS NOSDR AALA20060625Valve · failedDFW - SHUT DOWN LEFT ENGINE INFLIGHT DUE TO FUEL HEAT VALVE REMAINED OPEN. OIL TEMPERATURE IN CAUTION RANGE. RETURNED TO DFW AND LANDED WITHOUT INCIDENT. REPLACED FUEL HEAT VALVE AND REPLACED MAIN OIL FILTER. NO CONTAMINATION FOUND. SYSTEM GROUND CHECKED SDR SWAA062788Heat Exchanger · leakingDECLARED EMERGENCY, NR 1 ENGINE FUEL LEAK AT CRUISE, 1500 LBS PER HOUR MORE THAN NR 2 ENGINE. REMOVED AND REPLACED NR 1 ENGINE FUEL/OIL HEAT EXCHANGER PER MM.SDR QXEA200601698Element · malfunctionedSEA FLIGHT NR 2180, NR 1 ENGINE FUEL TEMPERATURE HIGH. MAINTENANCE REPLACED THE FUEL HEATER THERMAL ELEMENT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.SDR DL76S060479Gasket · out of positionCLIMBING THROUGH 10000 FT LEFT ENGINE FAILED TO A NEAR FLIGHT IDLE CONDITION. OPENED ENGINE FOUND FUEL LEAK AT MANIFOLD TO FUEL/OIL COOLER REALIGNED GASKET PLATE TIGHTENED. RAN ENGINE IN NORMAL/ALTERNATE MODE. PERFORMED QUICK SNAP CHECK. ENGINE ACCELERATE/SDR 2006UALA00292Cooler · malfunctionedFUEL TEMP IN LEFT OUTBOARD FUEL TANK EXCEEDED LIMIT-39C. REPLACED NR 1 ENGINE FUEL DIVERTER AND RETURN VALVE [P/N 17300G04]. ALSO REPLACED NR 1 ENGINE FUEL COOLED OIL COOLER [P/N 55022001-11]SDR 01242006AHeat Exchanger · inoperativeRT ENG OIL PSI LOW LIGHT AND TRIPLE CHIME ON INITIAL POWER APPLICATION NOTED AT TAKEOFF, ABORTED <20 KIAS. REMOVED AND REPLACED FUEL/OIL HEAT EXCHANGER IAW 73-00-00. PN ON/OFF D1573-10A SN ON JMFR023961, SN OFF JMSF-022444. SYSTEM OPS CHECK GOOD.SDR 72300250Valve · failedNR 2 ENGINE OIL TEMPERATURE IN HIGH RANGE FOR 15 MINUTES WITH NR 2 FUEL HEAT VALVE ALREADY DEFERRED. ABNORMAL PROCEDURE GUIDELINES IN AOM REQUIRED PRECAUTIONARY ENGINE SHUT DOWN. AIRCRAFT RETURNED TO TUS.
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