JASC 7921
Service difficulty reports · 982
Reports filed under 7921 · Engine 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 = '7921' 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 = '7921' 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 HALA2019102100431Oil Cooler · leakingETOPS SIGNIFICANT SYSTEM - L/H ENG FUEL LEAK FROM DRAIN MAST VSVA/TCC EGR 10 MINS C/O LEAK INCREASED FROM 12DPM TO 50DPM IAW TASK 71-71-00-200-805A PT 1-8. 1 TSM TASK 71-00-00-810-914-A C/O LEAK ISOLATED TO AOHE CONFIRMED BEYOND DISPATCH LIMITS OF AMM 71-71-0SDR HALA2019102100439Oil Cooler · leakingETOPS SIGNIFICANT SYSTEM - L/H ENG FUEL LEAK FROM DRAIN MAST VSVA/TCC EGR 10 MINS C/O LEAK INCREASED FROM 12DPM TO 50DPM IAW TASK 71-71-00-200-805A PT 1-8. 1 TSM TASK 71-00-00-810-914-A C/O LEAK ISOLATED TO AOHE CONFIRMED BEYOND DISPATCH LIMITS OF AMM 71-71-0SDR ASAA2019090830631Heat Exchanger · leaking#2 ENGINE DRIPPING FUEL FROM BOTTOM OF COWLING. GROUNDED - YES. PERFORMED OPS CHECK OF #2 ENG VENTS & DRAINS, REF AMM 71-71-00. FOUND MAIN OIL/FUEL HEATER EXCHANGER PAD DRAIN DRIPPING FUEL AT 11 DPM. WITHIN DEFERRABLE LIMITS. MAIN OIL/ FUEL HEATER EXCHANGER TOSDR ASAA2019082930598Oil Cooler · leakingSTEADY FUEL LEAK DRIPPING FROM THE BOTTOM OF THE ENGINE COWL OF THE #1 ENGINE. GROUNDED - YES. REMOVED AND REPLACED THE #1 ENG MAIN FUEL/ OIL HEAT EXCHANGER, LEAK AND OPS CHECK GOOD. REF AMM 79-21-02-000-801-F00 AND 79-21-02-801-F00.SDR HALA2019082200352Heat Exchanger · faultedETOPS SIGNIFICANT SYSTEM - ON LANDING - ENG-1 -AIR EXCHANGER FAULT -MINOR FAULT. REMOVED AND REPLACED LEFT ENG AIR OIL HEAT EXCHANGER PER AMM 79-21-51. LEAK AND OPS CHECK GOOD. OK FOR SERVICE.SDR HALA2019081650342Tube · leakingON ARRIVAL SERVICED NR 1 ENGINE WITH 3 QUARTS OF OIL. INSPECTED NR 1 ENGINE AND FOUND OIL LEAKING FROM UNDER COWLING. RAN THE NR 1 ENGINE AND PERFORMED LEAK CHECK AND FOUND OIL LEAKING FROM AIR OIL HEAT EXCHANGER LINE. REMOVED AND REPLACED AIR-OIL HEAT EXCHSDR 2020FA0000039Oil Cooler · unknownDURING A ROUTINE 150 HOUR INSPECTION IT WAS DISCOVERED THAT THE COMPOSITE PANEL BELOW THE OIL COOLER BLOWER, AS WELL AS AN AIRFRAME LONGERON AND STRINGER BELOW THE PANEL EXHIBITED STRUCTUAL CRACKING. THE DEFECT OCCURRED DURING UTILITY FIRE FIGHTING OPERATIONSSDR CA190731021Oil Cooler · malfunctioned(CAN) MOC REPORT: FLIGHT QF 2086 #1 ENGINE HIGH OIL TEMP. ENGINE POWER REDUCED AS PER AFM. PAN DECLARED AND A/C RETURN BACK TO DEPARTURE AIRPORT. (TC# 20190731021)SDR CA190711001Valve · damaged(CAN) DURING CRUISE FLIGHT, #2 ENGINE WAS SHUTDOWN DUE TO HIGH ENGINE OIL TEMPS. THE OIL COOLER THERMO VALVE WAS REPLACED AND AIRCRAFT RETURNED TO SERVICE. (TC# 20190711001)SDR CA190628016Bypass Valve · malfunctioned(CAN) OIL TEMP IN THE CRUSE ROSE TO 110. ATB OF QF2478. NORMAL LANDING, NIL EMERGENCY REPORTED. AMM 05-11-00 FOLLOWED, OIL SERVICE C/OUT, #1 ACOC BYPASS VALVE REPLACED, AIRCRAFT RTS (TC# 20190628016)SDR CA190610006Actuator · failed(CAN) #1 ENGINE OIL TEMP REACHED 108 IN FLIGHT. QRH ACTIONED, POWER REDUCED AND OIL TEMP DECREASED TO 93. MAINTENANCE FOUND THE #1 ENG OIL COOLER DOOR ACTUATOR FAILED. THE ACTUATOR WAS REPLACED, TESTED SERVICEABLE AND THE AIRCRAFT WAS SUBSEQUENTLY RELEASED FORSDR AALA201907049005Oil Cooler · leakingAIRCRAFT WAS GROUNDED: PILOT REPORTS BURNING SMELL AROUND ROW 10 AND AFT REPORTED BY 2 FLIGHT ATTENDENTS. MAINTENANCE PERFORMED JOB CARDS 26L00021001, 26L00021003, AND 26L00021004. FOUND #2 ENG ACOC LEAKING. REMOVED AND REPLACED #2 ENG ACOC IAW AMM 79-21-42-40SDR HALA2019041600191Oil Cooler · leakingETOPS - DURING H1 CHECK IN BNE FOUND R/H ENGINE AIR OIL COOLER HAS EVIDENCE OF OIL LEAKAGE FROM HEAT
EXCHANGER AIR MATRIX // ENGINE AIR OIL COOLER REPLACED IAW A330 AMM 79-21-51 FUEL AND
OIL LEAK TEST CARRIED OUT IAW A330 AMM 71-00-00 - NIL LEAKS. COOLER,SDR CA190503010Bypass Valve · malfunctioned(CAN) SHORTLY AFTER T/O THE CREW NOTICED THE RH OIL TEMPERATURE HIGH. FLIGHT CREW ELECTED TO RETURN TO DEPARTURE AIRPORT, RH ENGINE OIL TEMP HIGH. NO EMERGENCY DECLARED. ON GROUND ENGINEERS TESTED THE OIL COOLER DOOR OPERATION, THIS PASSED. OIL COOLER BYPASS VSDR ASAA2019031928678Oil Cooler · leakingDURING W/A FOUND FUEL DRIPPING FROM NR 2 ENGINE MAIN OIL/FUEL HEAT EXCHANGER PAD DRAIN. GROUNDED - YES. REMOVED AND REPLACED NR 2 MAIN OIL/FUEL HEAT EXCHANGER REF AMM 79-21-02. LEAK CHECK GOOD. NO DRIPS AFTER SHUTDOWN. THIS CLEARS PLT DEFERRAL.SDR CA190322001Heat Exchanger · leaking(CAN) FUEL LEAK STATIC OF 8 DROPS/MN ON #2 ENGINE MAIN FUEL OIL HEAT EXCHANGER. RESOLUTION R/H ENGINE FUEL/OIL EXCHANGER REPLACED IAWAMM B787-79-21-01,TESTED AND LEAK CHECK C/O IAW 71-00-00-,NIL FAULT FOUND.SDR CA190508001O-Ring · chafed(CAN) LOWER ENGINE COWLING OIL COOLER INTAKE IS HEATED WITH ENGINE OIL. ABOVE THE OIL RING (INTAKE LIP) THERE IS A RUBBER TRANSITION DUCT THAT CONNECTS THE INTAKE LIP TO THE OIL COOLER SHROUD.THE RUBBER DUCT IS REINFORCED WITH METAL WIRE TO RETAIN SHAPE. THE RSDR UIEA2019020603129Safety Wire · none#2 ENG O/B OIL COOLER HAS 2 EA. B NUT THAT REQUIRE SAFETY AND HAS SIGNS OF LEAK.(<P>TORQUED AND SAFETIED #2 ENGINE O/B AIR/OIL HEAT EXCHANGER SUPPLY/RETURN LINES IAW B767 AMM 79-21-09, PERFORMED TEST #3 IAW B767 AMM 71-00-00, NO DEFECTS NOTED AT THIS TIME.</P>SDR HALA2019010800014Oil Cooler · faultedETOPS SIGNIFICANT SYSTEM - ENG 1 AIR EXCHANGER FAULT. MOVED & REPLACED LEFT ENG. AIR/OIL HEAT EXCHANGER PER AMM 79-21. ALL OPS & LEAKS CHECKS OK. A/C OK FOR SVC.SDR ASAA2018110926833Oil Cooler · failedNR 2 ENG MAIN OIL/FUEL HEAT EXCHANGER FAILED RUN ON TORQUE CHECK FOR FUEL TUBE (7) REF AMM 79-21-02-400-801-F00 STEP 3 G (3) (H),3. GROUNDED - YES. REPLACED NR 2 ENG MAIN OIL/FUEL HEAT EXCHANGER PER AMM 79-21-02. LEAK CHECK GOOD. GROUND VERIFICATION GOOD.SDR 2018FA0000412Oil Cooler · failedNEW RIGHT OIL COOLER FAILED ON TAKE OFF. OIL COOLER WAS PURCHASED ON 09/06/2018.SDR 2018FA0000169Oil Cooler · leakingSOMETIME AFTER ENGINE START NEW OIL COOLER WITH ONLY 8 HOURS OF USE DEVELOPED LEAK THAT RESULTED IN ENGINE STOPPAGE APPROXIMATELY 2 MINUTES INTO FLIGHT. THE RESULT WAS AN EMERGENCY DESCENT AND OFF AIRPORT LANDING. ACCORDING TO MECHANICS BECAUSE OIL COOLER IS SDR I7LA2018081800125Oil Cooler · wornPILOT NOTED A SLIGHT INCREASE, WITHING LIMITS IN THE NR 1 ENGINE OIL TEMP DURING FLIGHT. DURING FINAL APPROACH, THE OIL TEMP STARTING INCREASING, THE PILOT ABORTED THE APPROACH, SECURED THE NR 1 ENGINE IAW THE RFM AND SUCCESSFULLY COMPLETED A RUN ON LANDINGSDR CA180404019Oil Cooler · leaking(CAN) ON APPROACH THE NR 1 ENGINE OIL PRESSURE DROPPED TO APPROXIMATELY 40PSI WITH ASSOCIATED NR 1 ENGINE OIL PRESSURE WARNING LIGHT ILLUMINATED. WHILE TAXIING TO THE GATE THE OIL PRESSURE DROPPED TO ZERO AND FLUCTUATED. THE CREW THEN PERFORMED AN ENGINE SHUSDR E07A201803060006Vane · failedINSPECTED LT ENGINE PRECOOLER IAW SIL505-36-0003 REV 2. FOUND BOTH PRECOOLER DIVERTER VANES CRACKED AND BROKEN OFF. DIVERTER VANES FOUND LAYING ON TOP OF PRECOOLER EXCHANGER BLOCKING INLET AIR TO PRECOOLER.SDR E07A201803060005Vane · failedBLEED 1 & 2 FAILED. INSPECTED ENGINE PRECOOLER IAW SIL505-36-0003 AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLER.SDR E07A201803060002Precooler · failedINSPECTED THE LT ENGINE PRECOOLER IAW SIL505-36-0003 REV 2. FOUND BOTH PRECOOLER DIVERTER VANES CRACKED AND BROKEN OFF. DIVERTER VANES FOUND LAYING ON TOP OF PRECOOLER EXCHANGER BLOCKING INLET AIR TO PRECOOLER. DIVERTER VANES WERE REMOVED COMPLETELY AND GRSDR E07A201803060001Precooler · failedBLEED 1/2 FAIL. IAW SIL505-36-0003 INSPECTED THE ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLER. REPLACED.SDR E07A201803060004Vane · failedINSPECTED THE LT ENGINE PRECOOLER IAW SIL 505-36-0003, REV 2. FOUND BOTH PRECOOLERS DIVERTER VANES CRACKED AND BROKEN OFF. THE DIVERTER WERE VANES FOUND LAYING ON TOP OF PRECOOLER EXCHANGER BLOCKING INLET AIR TO PRECOOLER.SDR E07A201803060003Precooler · failedINSPECTED RT ENGINE PRECOOLER IAW SIL505-36-0003, REV 2. FOUND BOTH PRECOOLER DIVERTER VANES CRACKED AND BROKEN OFF. DIVERTER VANES FOUND LAYING ON TOP OF PRECOOLER EXCHANGER BLOCKING INLET AIR TO PRECOOLER. THE DIVERTER VANES WERE REMOVED COMPLETELY AND GRSDR ASMF201802006Heat Exchanger · leakingDURING TRANSIT CHECK, A FUEL LEAK WAS DETECTED. MAINTENANCE PERFORMED REVISION, DETECTING FUEL LEAK THROUGH OF RIGHT ENGINE MAIN FUEL / OIL HEAT EXCHANGER; SO THE RIGHT HEAT EXCHANGER WAS REPLACED IAW AMM DMC B787-A-G79-21-01-00A-520A-A AND -720A-A AND OPERATISDR E07A201802230004Baffle · brokenBLEED 1/2 FAIL. IAW SIL505-36-0003 INSPECTED ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLERSDR E07A201802230003Baffle · brokenBLEED 1/2 FAIL. PER SIL505-36-0003 INSPECTED ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLER.SDR E07A201802230002Precooler · damagedBLEED 1/2 FAIL. PER SIL505-36-0003 INSPECTED ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLERSDR E07A201802230001Precooler · damagedBLEED 1/2 FAILED IAW SIL505-36-0003. INSPECTED RT ENGINE PRECOOLER PER SIL505-36-0003 REV 2 AS PART OF A VOLUNTARY EXECUTIVE AIRSHARE FLEET CAMPAIGN. FOUND BOTH PRECOOLER DIVERTER VANES CRACKED AND BROKEN OFF. DIVERTER VANES FOUND LAYING ON TOP OF PRECOOLER ESDR E07A201802230006Baffle · brokenBLEED 1/2 FAIL. IAW SIL505-36-0003 INSPECTED ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLER. REPLACED PRECOOLER ASSY.SDR E07A201802230005Baffle · brokenBLEED 1/2 FAIL. PER SIL505-36-0003 INSPECTED ENGINE PRECOOLER AND FOUND INLET AIR DEFLECTOR BAFFLES BROKEN OFF AND LAYING ON TOP OF COOLER.SDR ASAA2018022023614Oil Cooler · leakingNR 1 ENGINE HAD FUEL LEAKING BETWEEN FUEL OIL HEAT EXCHANGER AND FUEL PUMP. GROUNDED - YES. REMOVED AND REPLACED NR 1 ENG FUEL OIL HEAT EXCHANGER REF AMM TASK 73-11-07-400-801-F00 AND TASK 79-21-02-400-801-F00. ACCOMPLISHED IDLE LEAK CK TEST 3A. NO LEAKS.SDR UIEA2018021500232Heat Exchanger · leakingFOUND FUEL LEAKING FROM FUEL - OIL COOLER ON THE NR 1 ENGINE. REMOVED AND REPLACED THE FUEL- OIL HEAT EXCHANGER GASKET IAW AMM 79-21-01, LEAK CHECKED GOOD, FUEL - OIL HEAT EXCHANGER TESTED GOOD.SDR CA180102003Oil Cooler · leaking(CAN) DURING WALK AROUND, AN OIL LEAK WAS DETECTED FROM NR 1 ENGINE. IT WAS DETERMINED THAT THE NR 1 OIL COOLER WAS LEAKING, LEAK APPEARED TO BE COMING FROM AFT UPPER CORNER COOLING FINS. THE OIL COOLER WAS REPLACED AND THE AIRCRAFT WAS SUBSEQUENTLY RELEASEDSDR DALA2017091206839Oil Cooler · odorREPORTS OF AN OIL ODOR IN CABIN. AFTER TAKEOFF, ABOUT 14000 FT. REMOVED AND REPLACED THE NR 2 ENGINE OIL COOLER IAW AMM 79-21, OPS CHECKED GOOD, NO LEAKS. OK FOR SERVICE.SDR CSLR2017082900001Oil Cooler · crackedDURING ROUTINE POST OIL CHANGE INSPECTION, AN OIL LEAK WAS DISCOVERED ON THE OUTBOARD REAR CORNER OF THE LEFT ENGINE. INVESTIGATION REVEALED A CRACK OR VOID IN THE WELD ON BOTTOM OF THE OIL COOLER WHERE THE OIL LEAK ORIGINATED. REPLACED WITH NEW UNIT OPS OK.SDR P5CA2017081100270Exchanger · leakingNR 1 ENGINE JUST BEHIND AGB 6 O'CLOCK POSITION, HEAT EXCHANGER OIL/FUEL IS LEAKING THROUGH METAL GASKETS. REMOVED AND REPLACED 2EA GASKETS ON FUEL/OIL HEAT EXCHANGER #1 ENGINE PER B767 AMM 79-21-01-024-065 LEAK CHECK GOOD.SDR QMLA2017072717072Hopper · crackedDURING AAIP A0740 INSPECTION, FOUND THE OIL COOLER FAN HOPPER CRACKED AT FAN ATTACHMENT LOWER RIGHT BOLT LOCATION.SDR SIMA20170624002Oil Cooler · malfunctionedCLIMBING THROUGH 11 - 12,000FT, THE NR 2 ENGINE OIL TEMP WENT TO 158 DEGREES, REDUCED POWER, RAN CHECKLIST WHILE BRING POWER BACK UP TEMP FLUCTUATED A FEW TIMES THEN RETURN TO NORMAL WITH LIMITS FOR CRUISE POWER. REMOVED AND REPLACED THE NR 2 AIR OIL COOLER ISDR 2017F00022Oil Cooler · not reportedQRF TO VVI FOR HIGH OIL TEMP 158C ON LEFT ENGINE. CONT ITEM M-066SDR ASAA2017011519390Heat Exchanger · leakingON WALK AROUND FOUND NR 2 ENGINE MAIN OIL/FUEL HEAT EXCHANGER PAD DRAIN TO BE LEAKING, 65 DROPS PER MINUTE. (STATIC). ACFT GROUNDED. REMOVED AND REPLACED SERVO FUEL HEATER IAW AMM 73-11-07-000-801-F00 AND AMM 73-11-07-400-801-F00. LEAK CHECKED GOOD.SDR ASAA2016112218831Heat Exchanger · leakingNR 2 ENGINE MAIN OIL/FUEL HEAT EXCHANGER DRAIN DRIPPING FUEL AT 35 DPM. STOPS WITH ENGINE AT IDLE POWER. ACFT GROUNDED. REMOVED AND REPLACED THE HEAT EXCHANGER IAW AMM 79-21-02-400-801-F00. OPS AND LEAK CHECKED GOOD.SDR 2017FA0000412Oil Cooler · vapor lockAFTER FACTORY REMANUFACTURED, INSTALLED THE ENGINE, FOUND THE TURBO LEAKING FROM CENTER SECTION DURING IDLE, BUT NOT ABOVE 1000 RPM. TROUBLESHOT OIL LEAK AND DETERMINED OIL COOLER VAPOR LOCK CAUSING TURBO LEAK. BLEEDING AIR FROM COOLER DID STOP THE OIL LEAK,SDR ASMF201611015Carbon Seal · leakingCAPTAIN REPORTED THAT DURING APPROACH, THE LEFT ENGINE OIL QUANTITY DECREASED TO 3 QTS WITH ENGINE PARAMETERS NORMAL. THE AIRCRAFT WAS SENT TO THE HANGAR AND MAINTENANCE PERSONNEL PERFORMED LEFT ENGINE LEAK CHECK IAW AMM 71-00-00-700-823, AMM 79-00-00-200-800,
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