# Service difficulty reports: JASC 7900

A list on [JASC 7900](https://openairdocs.org/jasc/7900.md).

Reports filed under 7900 · Engine Oil System (Airframe Furnished), newest first.

Page 1 of 6 · 261 reports

- [SDR CALA2026102320534](https://openairdocs.org/sdr/CALA2026102320534.md): Sensor · faulted · Oct 4, 2026 · N24505 · Airbus A321271NX
  > NR 2 ENGINE DUE TO THE OIL LOSS IN FLIGHT AND VIBRATION EVENT PRIOR TO NEXT FLIGHT COMPLETE THE ENGINE OIL SYSTEM (DMS) INSPECTION PER THE AMM 79-00-00-200-806-G00.. REMOVED AND REINSTALLED OIL DEBRIS MONITORING SENSOR IAW AMM 79-35-21-000-801-A & 79-35-21-
- [SDR 2NSA100326727029](https://openairdocs.org/sdr/2NSA100326727029.md): Bypass Valve · failed · Oct 3, 2026 · N810MC · Agusta AW119MKII
  > PILOT 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 PT6B
- [SDR QMLA2026090820063](https://openairdocs.org/sdr/QMLA2026090820063.md): Sensor · faulted · Sep 6, 2026 · N137AM · Urocop EC135P2
  > ENG OIL TEMP AT MAXIMUM OPERATING RANGES IN FLIGHT, REPLACED ENGINE TEMP SENSOR AND BYPASS VALVE
- [SDR ASAA2026070865689](https://openairdocs.org/sdr/ASAA2026070865689.md): Safety Wire · broken · Jul 8, 2026 · N370HA · Airbus A330243
  > ATB: 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. CHECK
- [SDR FDEA202607030831](https://openairdocs.org/sdr/FDEA202607030831.md): Engine · damaged · Jul 3, 2026 · N168FE · Boeing 767300
  > BURNED 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 DALA2026061603606](https://openairdocs.org/sdr/DALA2026061603606.md): Condenser · contaminated · Jun 15, 2026 · N542DE · Airbus A321271NX
  > ATB/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 OD
- [SDR 2026FA0000418](https://openairdocs.org/sdr/2026FA0000418.md): Dipstick · unsecure · May 17, 2026 · N924PS · Lear 60LEAR
  > ON 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 IND
- [SDR 2026FA0000417](https://openairdocs.org/sdr/2026FA0000417.md): Dipstick · unsecure · May 17, 2026 · N924PS · Lear 60LEAR
  > ON 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 IND
- [SDR CALA2026051216190](https://openairdocs.org/sdr/CALA2026051216190.md): Engine · smoke · May 11, 2026 · N455UA · Airbus A320232
  > GRND 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 M
- [SDR 2026FA0000340](https://openairdocs.org/sdr/2026FA0000340.md): Bypass Valve · failed · May 3, 2026 · N651MC · Agusta AW119MKII
  > PILOT 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 CALA2025101410052](https://openairdocs.org/sdr/CALA2025101410052.md): Oil System · leaking · Oct 12, 2025 · N27503 · Boeing 7379
  > OIL 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 APPROVE
- [SDR SWAA2025092417721](https://openairdocs.org/sdr/SWAA2025092417721.md): Bypass Switch · faulted · Sep 23, 2025 · N7821L · Boeing 7377CT
  > NR 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 CALA2025072907051](https://openairdocs.org/sdr/CALA2025072907051.md): Transmitter · leaking · Jul 25, 2025 · N67815 · Boeing 737924ER
  > OIL 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 WINDMI
- [SDR SWIA2025072300013](https://openairdocs.org/sdr/SWIA2025072300013.md): Engine · warning message · Jul 13, 2025 · N959SW · Cndair CL6002B19
  > ENGINE 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 ATS
- [SDR DALA2025062404705](https://openairdocs.org/sdr/DALA2025062404705.md): Gearbox · damaged · Jun 21, 2025 · N812DN · Boeing 737932ER
  > SHIP 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 DALA2025062204662](https://openairdocs.org/sdr/DALA2025062204662.md): O-Ring · leaking · Jun 20, 2025 · N510DE · Airbus A321271NX
  > AIRCRAFT 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 FILT
- [SDR DALA2025052804113](https://openairdocs.org/sdr/DALA2025052804113.md): Pump · failed · May 27, 2025 · N523DN · Airbus A350941
  > SHIP 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 SWAA2025052172312](https://openairdocs.org/sdr/SWAA2025052172312.md): Oil System · pressure loss · May 17, 2025 · N239WN · Boeing 7377H4
  > #2 OIL QUANTITY WENT FROM 76% TO 0%. #2 OIL PRESSURE DROPPED IN RED BAND; SHUTDOWN #2 ENGINE IAW QRH.
- [SDR DALA2025042203124](https://openairdocs.org/sdr/DALA2025042203124.md): Spcc · odor · Apr 18, 2025 · N511DE · Airbus A321271NX
  > SHIP 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 G
- [SDR AALA202504010096](https://openairdocs.org/sdr/AALA202504010096.md): Heater · failed · Mar 21, 2025 · N970NN · Boeing 737823
  > AIRCRAFT 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 08
- [SDR SWAA2025022196872](https://openairdocs.org/sdr/SWAA2025022196872.md): Engine · leaking · Feb 17, 2025 · N8520Q · Boeing 7378H4
  > BEGAN 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 CALA2025012402006](https://openairdocs.org/sdr/CALA2025012402006.md): Heat Exchanger · not seated · Jan 21, 2025 · N26910 · Boeing 7878
  > FUEL 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 79-21-01
- [SDR UIEA2025011900089](https://openairdocs.org/sdr/UIEA2025011900089.md): Packing · leaking · Jan 19, 2025 · N487MC · Boeing 74745EF
  > ENG 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 YENA2025010300014](https://openairdocs.org/sdr/YENA2025010300014.md): Sensor · failed · Jan 2, 2025 · N2180J · Airbus A321271NX
  > FLT#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 DALA2024120511475](https://openairdocs.org/sdr/DALA2024120511475.md): Seal · abnormal · Dec 1, 2024 · N311DU · Airbus BD5001A11
  > MULTIPLE 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 AN
- [SDR DALA2024120211340](https://openairdocs.org/sdr/DALA2024120211340.md): Line · leaking · Dec 1, 2024 · N864DN · Boeing 737932ER
  > SHIP 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 CALA2024082200481](https://openairdocs.org/sdr/CALA2024082200481.md): Indication Sys · faulted · Aug 19, 2024 · N2138U · Boeing 777300ER
  > AC 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 71-00-00-7
- [SDR HALA20240819231](https://openairdocs.org/sdr/HALA20240819231.md): Chip Detector · activated · Aug 17, 2024 · N381HA · Airbus A330243
  > ETOPS - 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 QMLA2024071720087](https://openairdocs.org/sdr/QMLA2024071720087.md): Bypass Valve · inoperative · Jul 17, 2024 · N135CM · Urocop EC135P2
  > SCAN 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 ID
- [SDR ZKFA20240701058](https://openairdocs.org/sdr/ZKFA20240701058.md): Filter Housing · pulled · Jul 2, 2024 · N261PA · Braero HAWKER1000
  > DURING 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 HOLD
- [SDR DALA2024021201965](https://openairdocs.org/sdr/DALA2024021201965.md): Pump · leaking · Feb 10, 2024 · N595NW · Boeing 757351
  > SHIP 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 71-05-00-815-8
- [SDR 2024FA0000133](https://openairdocs.org/sdr/2024FA0000133.md): Thermostat · detached · Feb 1, 2024 · N477GT
  > DURING 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 HALV
- [SDR HALA20240125029](https://openairdocs.org/sdr/HALA20240125029.md): Sensor · faulted · Jan 24, 2024 · N227HA · Airbus A321271N
  > ETOPS - 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 3-2
- [SDR YENA2024012200079](https://openairdocs.org/sdr/YENA2024012200079.md): Sensor · failed · Jan 20, 2024 · N4073J · Airbus A321271N
  > FLT#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 DALA2024010500202](https://openairdocs.org/sdr/DALA2024010500202.md): Unknown · unknown · Jan 3, 2024 · N665DN · Boeing 757232
  > SHIP 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 UIEA2023120200972](https://openairdocs.org/sdr/UIEA2023120200972.md): Seal · unknown · Dec 2, 2023 · N404KZ · Boeing 747481F
  > ENGINE 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 O
- [SDR ANCF20230112036](https://openairdocs.org/sdr/ANCF20230112036.md): Unknown · unknown · Nov 30, 2023 · N780AV · Boeing 7878
  > PILOT/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 CALA2023112903496](https://openairdocs.org/sdr/CALA2023112903496.md): Pump · damaged · Nov 27, 2023 · N415UA · Airbus A320232
  > SHUTDOWN 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 ST
- [SDR 2023F00335](https://openairdocs.org/sdr/2023F00335.md): Sensor · inoperative · Nov 25, 2023 · Boeing 7378Q8
  > OIL PRESS AMBER BOX SHOWS ON CRUISE ENGINE NR 2. CORRECTIVE ACTION. OIL PRESSURE SENSOR REMOVED AND REPLACED
- [SDR YENA2023112701456](https://openairdocs.org/sdr/YENA2023112701456.md): Pump · failed · Nov 24, 2023 · N643JB · Airbus A320232
  > FLT#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 DALA2023112709698](https://openairdocs.org/sdr/DALA2023112709698.md): Unknown · unknown · Nov 23, 2023 · N588NW · Boeing 757351
  > SHIP 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 HALA20231124256](https://openairdocs.org/sdr/HALA20231124256.md): Unknown · unknown · Nov 23, 2023 · N393HA · Airbus A330243
  > ETOPS - 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 G
- [SDR HALA20231122253](https://openairdocs.org/sdr/HALA20231122253.md): Unknown · unknown · Nov 21, 2023 · N230HA · Airbus A321271N
  > ETOPS - 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 HALA20231121251](https://openairdocs.org/sdr/HALA20231121251.md): Unknown · unknown · Nov 20, 2023 · N230HA · Airbus A321271N
  > ETOPS - 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 ASAA2023101945736](https://openairdocs.org/sdr/ASAA2023101945736.md): Screen · damaged · Oct 19, 2023 · N593AS · Boeing 737890
  > WHILE 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 QMLA2023101220088](https://openairdocs.org/sdr/QMLA2023101220088.md): Unknown · unknown · Oct 12, 2023 · N776AL · Bell 407
  > ENGINE 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. AIRCRAFT
- [SDR ASAA2023101145596](https://openairdocs.org/sdr/ASAA2023101145596.md): Unknown · unknown · Oct 11, 2023 · N962AK · Boeing 7379
  > "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. LEAK
- [SDR DALA2023100808254](https://openairdocs.org/sdr/DALA2023100808254.md): Unknown · unknown · Oct 7, 2023 · N825MH · Boeing 767432ER
  > SHIP 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 A
- [SDR DALA2023092607928](https://openairdocs.org/sdr/DALA2023092607928.md): Unknown · unknown · Sep 26, 2023 · N406DX · Airbus A330941
  > SHIP 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 2023F00288](https://openairdocs.org/sdr/2023F00288.md): Detector · inoperative · Sep 25, 2023 · N592PH · Skrsky S92A
  > DURING CRUISE, #1 ENGINE OIL TEMPERATURE WENT INTO THE YELLOW. RTB VIA OEI PROFILE TERMINATING AT HBP

Next page: https://openairdocs.org/jasc/7900/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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
```

This list as a web page: https://openairdocs.org/jasc/7900/reports

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