JASC 7900
Service difficulty reports · 260
Reports filed under 7900 · Engine Oil System (Airframe Furnished), 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 = '7900' 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 = '7900' 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 2NSA100326727029Bypass Valve · failedPILOT EXPERIENCED RISE IN ENGINE OIL TEMPERATURE DURING STRAIGHT AND LEVEL FLIGHT. PILOT COULD NOT RECTIFY THROUGH INITIAL EMERGENCY PROCEDURES AND INITIATED A LAND AS SOON AS POSSIBLE AND CONDUCTED PEL. OIL TEMP REACHED 116 DEG, FAULT TROUBLESHOT IAW PWC PT6BSDR QMLA2026090820063Sensor · faultedENG OIL TEMP AT MAXIMUM OPERATING RANGES IN FLIGHT, REPLACED ENGINE TEMP SENSOR AND BYPASS VALVESDR ASAA2026070865689Safety Wire · brokenATB : ENG 2 LOW OIL QTY AT FL 320. GROUNDED - YES. FOUND LOOSE CONNECTION AND BROKEN SAFETY WIRE ON THE SCAVENGE PUMP LINE FROM THE HP/IP BEARING SUMP. OIL LEAK SOURCE IDENTIFIED AT THIS CONNECTION.RE-TORQUED THE CONNECTION AND INSTALLED NEW SAFETY WIRE. CHECKSDR FDEA202607030831Engine · damagedBURNED SMELL ON TAKEOFF. SUSPECT OIL LEAK IN HPC. EMERGENCY DECLARED. O2 USED. ENGINE R & R, COMPLETED RT ENG OPS CHECKS IN REF TO FEDEX WORKCARD 7100000-02-04. OK FOR SERVICE.SDR DALA2026061603606Condenser · contaminatedATB/FUME - ATB TO LAX DUE TO CONTINUOUS DIRTY SOCK SMELL ON CLIMB IN THE COCKPIT AND AFT CABIN. RAN FUME QRH AND ODORS STILL STAYED. CORRECTIVE ACTION: INSPECTED AND FOUND OIL IN LEFT ENGINE FEGV'S AND LEFT CONDENSER. REPLACED LEFT CONDENSER AND VERIFIED NO ODSDR 2026FA0000418Dipstick · unsecureON 5/17/26, N924PS CYO924 WAS DEPARTING KFOE HEADING TO KHYI. DURING THE CLIMB OUT, THE CAPTAIN NOTICED THE RH ENGINE LOW PRESSURE LIGHT HAD ILLUMINATED. THE LIGHT ILLUMINATES AT 20 PSI. THE CAPTAIN THEN VERIFIED THE OIL PRESSURE INDICATION AT THE PRESSURE INDSDR 2026FA0000417Dipstick · unsecureON 5/17/26, N924PS CYO924 WAS DEPARTING KFOE HEADING TO KHYI. DURING THE CLIMB OUT, THE CAPTAIN NOTICED THE RH ENGINE LOW PRESSURE LIGHT HAD ILLUMINATED. THE LIGHT ILLUMINATES AT 20 PSI. THE CAPTAIN THEN VERIFIED THE OIL PRESSURE INDICATION AT THE PRESSURE INDSDR CALA2026051216190Engine · smokeGRND PERSONNEL REPORTED WHITE SMOKE OUT OF THE LEFT ENGINE WHILE TAXING TO THE GATE. ACCOMPLISHED GENERAL VISUAL INSPECTION FOR ANY FUEL OR OIL LEAKS AND NONE FOUND. OIL QTY IS NORMAL, SUSPECT RESIDUAL FUEL IN BURNER CAN AREA BEING THE CAUSE. ACCOMPLISHED 3 MSDR 2026FA0000340Bypass Valve · failedPILOT EXPERIENCED A RISE IN TEMPERATURE DURING FLIGHT, UP TO 114 CELCIUS. PILOT REDUCE POWER AND AIRSPEED TO UNLOAD ENGINE TO AID IN COOLING. ENGINE OIL TEMP REACHED 115 CELCIUS AND PILOT INITIATED PEL. PART CONFIRMED FAILED, REPLACED WITH NEW PART, OPS CHECK SDR CALA2025101410052Oil System · leakingOIL LEAKING FROM NR 1 ENG OIL LEAK IS ONLY COMING FROM C-SUMP DRAIN #1 ENG. OIL CONSUMPTION IS BELOW .20 QTS PER HOUR. PERFORMED IDLE LEAK CHECK NO ACTIVE OIL LEAKS OR FUMES OR FOGS AT IDLE. PLACE ON 5 CYCLE DIP IN REF TO AMM 71-71-00-200-801-G00. TOMC APPROVESDR SWAA2025092417721Bypass Switch · faultedNR 2 ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED IN FLIGHT. DID NOT EXTINGUISH WITH THRUST LEVER RETARDED TO CLOSED. INSPECTED NR 2 ENG OIL FILTER & FOUND NO PRESCENCE OF CONTAMINANTS; R & R OIL FILTER IAW AMM 79-21-06. LEAK CHECKED GOOD. OK TO CONTINUE PER SDR CALA2025072907051Transmitter · leakingOIL FILTER BYPASS LIGHT CAME ON AT 34000 QRH REQUIRED ENG 1 TO B E SHUTDOWN. INITIAL EVALUATION BY OCMX. ENG 1 OIL QTY 70%EEC BITE HAD NO RECENT FAULTS. NO EVIDENCE OF OIL LK OIL SERVICED TO FULL AND ENG RUN AT IDLE TO SATISFY AMM REQUIREMENT FOR ENGINE WINDMISDR SWIA2025072300013Engine · warning messageENGINE WARNING MESSAGE ON CLIMB OUT. INTERMITTENT DURING DESCENT AND BACK ON DURING FINAL APPROACH. NOT ON DURING TAXI, (FLIGHT 5099) VERIFIED WITH PILOTS AND WAS LOW OIL PRESSURE ON RT ENG. REPLACED EDP CARBON SEAL. REF CP 30480407 FOR REPLACEMENT OF ATSSDR DALA2025062404705Gearbox · damagedSHIP 3812 -IFSD- ON APPROACH AT FL100 CREW RECEIVED A RIGHT ENGINE OIL FILTER BYPASS INDICATION. QRH WAS PERFORMED AND ENGINE WAS SHUT DOWN BY CREW AT FL050. EMERGENCY DECLARED AND A/C HAS LANDED SAFELY. CORRECTIVE ACTION: MAINTENANCE IN PROGRESS. FOUND LARGE SDR DALA2025062204662O-Ring · leakingAIRCRAFT 5010, DIRTY SOCK SMELL DESCENDING THROUGH 5000 IDLE THRUST. CORRECTIVE ACTION: NBR 2 ENGINE FOUND OIL PUDDLE AT THE BASE OF THE FAN HUB. CLEANED EXCESS OIL AND REPLACED O-RING ON THE FAN SHAFT COVER IAW AIRBUS AMM 72-15. ALSO REPLACED BOTH RECIRC FILTSDR DALA2025052804113Pump · failedSHIP 3523 -ATB- DECLARED AN EMERGENCY AND RETURNED TO HND DUE TO LEFT ENGINE LOSS OF OIL QUANTITY AND FLUCTUATION OIL PRESSURE JUST AFTER TAKEOFF. CORRECTIVE ACTION: REPLACED LEFT ENGINE OIL PUMP, QUANTITY/TEMP SENSOR AND PERFORMED HIGH POWER RUN CHECK OUTS. (SDR SWAA2025052172312Oil System · pressure loss#2 OIL QUANTITY WENT FROM 76% TO 0%. #2 OIL PRESSURE DROPPED IN RED BAND; SHUTDOWN #2 ENGINE IAW QRH.SDR DALA2025042203124Spcc · odorSHIP 5011 DURING DEPARTURE F/A IN AFT A/C NOTED AN ODOR. NO OTHER CREW REPORTED ODORS. DISSIPATED AFTER T/O BASED ON A/C MX HISTORY COORD. QRH 8.1 AND 2.6 (ENG BLEED 1 OFF) PROCEDURES WITH MX + DX . TURNED ENG 1 BLEED OFF. CORRECTIVE ACTION: PERFORMED ALL NO GSDR AALA202504010096Heater · failedAIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: NUMBER 1 ENGINE FAIL (COMPRESSOR STALL), ENGINE 1 SHUTDOWN BY CREW IN DESCENT; AIRCRAFT DIVERTED TO AND LANDED SAFELY AT MIA. REMOVED AND REPLACED HMU-HYDROMECHANICAL UNIT (AALA202503240627), PER JC 08SDR SWAA2025022196872Engine · leakingBEGAN WITH 87% OIL QUANTITY ON ENGINE #2. AFTER TAKEOFF IT WENT TO 1% WITH WHITE BOX. AFTER REDUCING THRUST OIL QUANTITY INCREASED TO 15% TO 30%. WHEN ON GROUND WHEN INCREASING THRUST OIL QUANTITY DROPS SIGNIFICANTLY. PERFORMED #2 ENGINE EXTERNAL OIL SYSTEM SDR CALA2025012402006Heat Exchanger · not seatedFUEL LEAK LEFT ENGINE ENG1 SN. 956875 (TSI= 15425). LOCAL MAINT REPORTED THAT FUEL STREAMING FROM RHS OF ENG1 MAIN FUEL OIL HEAT EXCHANGER FUEL LINE AND FOUND HEAT EXCHANGER NOT SEATED PROPERLY. REF IPD 79-21-01-03 ITEM 99 P/N 8103-024 (MFOH). AND AMM 79-21-01SDR UIEA2025011900089Packing · leakingENG 2 OIL QTY DROPPED FROM 20Q TO 9Q, FOLLOWED BY A DROP FROM 8 TO 7 TO 6 ABOUT EVERY HALF HOUR. FOUND ENG #2 LOW PRESSURE WARNING SWITCH PACKING INSTALLED IN WRONG POSITION. INSTALLED NEW PACKING PER AMM 79-33-01 PERFORMED ENG #2 POWER PER AMM 71-00-00. AMM SDR YENA2025010300014Sensor · failedFLT#1087, BOS-LAX. (ETOPS) 'ENG 2 FASEC SYS FAULT WITH ENG2 MINOR FAULT, OIL SENSOR FAULT; T/S PER TSM 77-31-00-810-801-A REMOVED AND REPLACED #2 ENG PHMU 4609KS IAW AMM 77-31-01. PERFORMED ENG IDLE TEST PER AMM 73-*21-00. NO FAULTS NOTED A/C OK FOR SVC.'SDR DALA2024120511475Seal · abnormalMULTIPLE ODOR OBSERVED AT MULTI POWER SETTING ON TAXI OUT."DIRTY SOCK" AND BURNING ODOR ALSO A LITTLE AMOUNT OF SMOKE IN CABIN DURING TAXI BACK TO GATE. PER MCC REQ C/W WORK CARD 0550-2001, 0550-6001, 0550-2003 (K GOMEZ 713431 C/ W BSI OF NBR 2 ENG LPC, HPC ANSDR DALA2024120211340Line · leakingSHIP 3864 -IFSD/DIV- DUE TO LEFT ENGINE OIL QUANTITY LOSS AND DECREASING OIL PRESSURE. CORRECTIVE ACTION: FOUND OIL RETURN LINE ON LUBE UNIT LOOSE AND LEAKING. REPLACED OIL LINE AND LUBE UNIT.SDR CALA2024082200481Indication Sys · faultedAC DIVERSION TO HNL. PILOT REPORTED NR 2 ENG OIL QTY LOSS. ACCOMPLISHED SNIFF CHECK OF OIL FOR FUEL ODOR IN OIL SYS IAW AMM 12-13-01-130-803-002 STEP F. (1). NO FUEL ODOR PRESENT IN OIL. ALSO ACCOMPLISHED TEST NR 6 PART POWER LEAK CHECK REF AMM TASK 71-00-00-7SDR HALA20240819231Chip Detector · activatedETOPS - AFTER ENGINE SHUTDOWN, ECAM ENG 1 OIL CHIP DETECTED. PERFORMED TSM 79-20-00-810-823A. REMOVED AND REPLACED ENG 1 SCAVENGE FILTER REF AMM 79-22-45. REMOVED AND REPLACED ENG 1 EMCD REF AMM 79-22-46. OPS/LEAK CHK GOOD. NO FAULTS NOTED. OK FOR SVC.SDR QMLA2024071720087Bypass Valve · inoperativeSCAN OF GAUGES AT PRE-TAKEOFF CHECK SHOWED ALL ENGINE PARAMETERS IN THE NORMAL RANGE. A FEW MILES FROM THE AIRPORT (ABOUT 9 MINUTES FROM LIFT) I NOTICED #2 ENGINE OIL TEMP HAD EXCEEDED THE LIMIT AND REACHED 145C. I SLOWED THE AIRCRAFT , BROUGHT ENGINE #2 TO IDSDR ZKFA20240701058Filter Housing · pulledDURING A MAINTENANCE GROUND RUN, THE RT ENGINE DEVELOPED A MAJOR OIL LEAK AND WAS IMMEDIATELY SHUT DOWN. TECHNICIANS DISCOVERED THE OIL FILTER BOWL HAD BLOWN OFF. ONE HOLD DOWN STUD HAD COMPLETELY PULLED ITS THREADS OUT OF THE OIL FILTER HOUSING. A SECOND HOLDSDR DALA2024021201965Pump · leakingSHIP 5815 ENVIROMENTAL CONTROL SYSTEM SMELLS IN COCKPIT & FWD CABIN. SMELLS LIKE A COELESCER SOCKS NEEDS CHANGING. CORRECTIVE ACTION: REPLACED RECIRC FILTERS PER B757 AMM 21-25-01. REPLACED #2 ENG MAIN OIL PUMP AND GBX SCAVANGE PUMP AND C/W TASK 71-05-00-815-8SDR 2024FA0000133Thermostat · detachedDURING TAKEOFF PILOT NOTICED LOSS OF ENGINE OIL PRESSURE. THE PILOT SHUT DOWN THE ENGINE IN FLIGHT TO PREVENT ENGINE DAMAGE. AIRCRAFT MADE AN EMERGENCY AUTO-ROTATION LANDING BACK TO THE RUNWAY. UPON INSPECTION IT WAS DETERMINED THAT THE THERMOSTAT HOUSING HALVSDR HALA20240125029Sensor · faultedETOPS - ENG 1 N1 AND N2 VIB DISPLAY LOST FOR 30 MIN IN FLT, CAME BACK. (SEEMED TO CORRESPOND WITH ENG I OIL SENSOR FAULT ECAM, WHICH IS MEL'D) REMOVED PHMU PER AMM 77-31-01-000-801-AAND INSTALLED PER AMM 77-31-0-400-801-A. RAN EEC OPERATION TEST PER TASK 7 3-2SDR YENA2024012200079Sensor · failedFLT#1621, LHR-BOS. (ETOPS) 'ENG 1 OIL SENSOR FAULT;REMOVED AND REPLACED PHMU ON ENG 1 AS PER AMM 77-31-01. OPS TEST GOOD . NO FAULTS NOTED.'SDR DALA2024010500202Unknown · unknownSHIP 0665 -DIV/IFSD/DE- DIVERSION TO TPA DUE TO LEFT ENGINE OIL FILTER ADVISORY MESSAGE. CREW FOLLOWED QRH AND SHUTDOWN ENGINE. CORRECTIVE ACTION: CHECKED MCD'S AND OIL FILTER, FOUND METAL DEBRIS IN OIL FILTER. ANALYZED MATERIAL AND FOUND M50 BEARING MATERIAL.SDR UIEA2023120200972Seal · unknownENGINE 4 OIL QUANTITY 0% IN FLIGHT(<P>OIL LEAKING AT IDG ENG #4. REMOVED THE IDG IAW AMM 24-11-01. REPLACED IDG CARBON SEAL ASSY IAW AMM 72-64-02-404-018-J00 REV 109. PERFORMED ENG #4 RUN UP TO 81% N2 FOR 16 MINUTES IAW AMM 71-00-00 REV 109, SATISFACTORY. NO OSDR ANCF20230112036Unknown · unknownPILOT/MCC REPORT: 30.NOV.2023 WO 58'308'423 => [MCC] INSPECTION AFTER ENG OIL LEAK - AFTER IN-FLIGHT SHUT DOWN A. PERFORM ENGINE INSPECTION REFER AMM DMC-B787-A-R71-00-00-30L-280A-A.SDR CALA2023112903496Pump · damagedSHUTDOWN ENG NO 2 DUE 2LOW OIL QTY-5.0 QTY. ENG CONTD 2 WINDMILL REMAINING 35 MIN OF FLT. QT CREW REPORTS ENGINE WAS SHUT DOWN WITH OIL QTY AT 1.5QTS, WINDMILL TIME WAS APPROXIMATELY 30 MINUTES AND POSITIVE OIL PRESSURE WAS MAINTAINED AND AT LANDING OIL QTY STSDR 2023F00335Sensor · inoperativeOIL PRESS AMBER BOX SHOWS ON CRUISE ENGINE NR 2. CORRECTIVE ACTION. OIL PRESSURE SENSOR REMOVED AND REPLACEDSDR YENA2023112701456Pump · failedFLT#488, MCO-ORH. (AIRCRAFT DIVERTED TO BOS) 'AFTER TAKE OFF AND IN CLIMB ENGINE 2 OIL PSI INDICATIONS FLUCTUATED BETWEEN 280 AND 0 PSI. ABOVE FL 300 PSI INDICATIONS WERE NORMAL. INDICATIONS WERE NORMAL THROUGHOUT DESCENT AND LANDING; REMOVED AND REPLACED OIL SDR DALA2023112709698Unknown · unknownSHIP 5808 -ATO- DISCONTINUED TAKEOFF AT APPROXIMATELY 100 KNOTS DUE TO L ENG OIL PRESSURE RED INDICATION. CORRECTIVE ACTION: REPLACED LUBE AND SCAVENGE OIL PUMP.SDR HALA20231124256Unknown · unknownETOPS - ECAM ENG1 OIL CHIP DETECTED AFTER LANDING. PERFORMED TSM 79-20-00-810-823-A. FOUND & COLLECTED MINISCUAL DEBRIS BRIDGING GAP. WILL SEND TO ENGINEERING. CHANGED SCAVENGE FILTER & INSPECTED. 79-00-00-200-804. NO DEBRIS FOUND. ENGINE RUN LEAK CHECK GSDR HALA20231122253Unknown · unknownETOPS - ENG 1 OIL CHIP DETECTED ECAM AFTER LANDING. PERFORMED MAGNETIC CHIP INSPECTION PER AIRBUS TSM 79-35-00-810A-808A. NO DEBRIS FOUND ON CHIP DETECTOR OR OIL FILTER. REMOVED AND REPLACED OIL FILTER. NO LEAKS NOTED NO DEFECTS NOTED. OK TO CONTINUE.SDR HALA20231121251Unknown · unknownETOPS - ENG 1 OIL CHIP DETECTED. PERFORMED MAGNETIC CHIP INSPECTION PER AMM 79-00-00-281-802A. NO DEBRI FOUND-CHECK GOOD. INSPECTED MAIN OIL FILTER & REPLACED PER AMM 79-21-06-960-801A. OPS CHECK GOOD. ENG IDLE RUN SATISFACTORY. A/C OK TO CONTINUE.SDR ASAA2023101945736Screen · damagedWHILE ACCOMPLISHING .T/C 78472040 FOUND CHIP DETECTOR SCREEN ON AGB/TGB MCO TO BE DAMAGED. GROUNDED - YES. INSTALLED NEW SCAVENGE SCREEN REF. MM79-0000-200-801.SDR QMLA2023101220088Unknown · unknownENGINE OIL PRESSURE LIGHT ILLUMINATED SHORTLY AFTER TAKE OFF. LIGHT FLICKERED A COUPLE OF TIMES, THAN STAYED ILLUMINATED AS AIRCRAFT TURNED BACK TOWARDS BASE, THAN EXTINGUISHED ON DECENT INTO BASE. OIL PRESSURE LIGHT WAS NOT ILLUMINATED UPON SHUTDOWN. AIRCRAFTSDR ASAA2023101145596Unknown · unknown"MAINT" LIGHT ON AFT OVERHEAD PANEL ILLUMINATED AFTER LANDING. GROUNDED - YES. (RESOLVED ON W/O: 1973312 TASKCARD: N/R-00003 ) REF TSR 715091 PERFORMED ODMS INSPECTION REF AMM 79-00-00-210-804. INSTALLED ODMS SENSOR REF AMM 79-21-12/401. NO DEFECTS NOTED. LEAKSDR DALA2023100808254Unknown · unknownSHIP 1801 - DIV - CREW REPORTED LOSS OF OIL FROM RIGHT ENGINE AT A RATE OF 1 QUART/30 MINUTES. OUT OF AN ABUNDANCE OF PRECAUTION, CREW DECIDED TO STOP SHORT. FLIGHT DIVERTED TO TPA. CORRECTIVE ACTION: REPLACED RIGHT ENGINE STARTER AND HYDRAULIC PUMP PER B767 ASDR DALA2023092607928Unknown · unknownSHIP 3406 - DIV/DE - AIRCRAFT DIVERTED TO MCI AND CREW DECLARED EMERGENCY DUE TO RIGHT ENGINE OIL QUANTITY LOSS WITH OIL PRESSURE DEGRADING. CORRECTIVE ACTION: INSTALLED NEW BREATHER ASSEMBLY AND CARBON SEAL. (4513181)SDR 2023F00288Detector · inoperativeDURING CRUISE, #1 ENGINE OIL TEMPERATURE WENT INTO THE YELLOW. RTB VIA OEI PROFILE TERMINATING AT HBPSDR YENA2023091901111Unknown · unknownFLT#20, LHR-JFK. (ETOPS) 'AFTER LANDING ECAM ENG 2 OIL CHIP DETECTED; REF LOG PAGE 3793104 (MX ACKNOWLEDGE EVF SUCCESSFUL FOR #2 ENG WITH NO DEFECTS. THIS CLEARS MDDR 523562. MX-4 UPDATED. PLACARD REMOVED. MCC NOTIFIED) #2 ENGINE REPLACED.'
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