# Service difficulty reports: JASC 7261

A list on [JASC 7261](https://openairdocs.org/jasc/7261.md).

Reports filed under 7261 · Turbine Engine Oil System, newest first.

Page 1 of 103 · 5,122 reports

- [SDR DALA2026101805705](https://openairdocs.org/sdr/DALA2026101805705.md): Packing · leaking · Oct 18, 2026 · N548DN · Airbus A321271NX
  > AT 15,000 FT ON DECENT INTO SLC FA OBSERVED MUSTY DIRTY SOCK AND PAINT SMELL IN AFT OF AIRCRAFT. ON SHORT FINAL AND TAXI IN ODOR INCREASED AND MOVED TO ENTIRE CABIN. FOUND NR 2 EBG EVIDENCE OF NOSEBLEED. REMOVED NOSE CONE AND FOUND OIL POOLING. REPLACED NR 2
- [SDR HEEA20261526001](https://openairdocs.org/sdr/HEEA20261526001.md): Sensor · unserviceable · Oct 13, 2026 · N935PH · Skrsky S92A
  > #1 ENG OIL BYPASS ILLUMINATED APPROX. 75 MINUTES INTO FLIGHT.
- [SDR UIEA2026101200981](https://openairdocs.org/sdr/UIEA2026101200981.md): Packing · missing · Oct 12, 2026 · N485MC · Boeing 74745EF
  > 1:30HR INTO FLIGHT AT 36000 ENG 4 OIL QTY INDICATED 10 MAGENTA, DECREASED APPROX EVERY 10-20 MINS. 0 QTS INDICATED AT TOP OF DESCENT, DURING DESCENT IT INDICATED 1QT, LDG 0 QTS, & ENG SHUTDOWN 2 QTS. AFTER ENG 4 EDP REMOVAL, FOUND EDP DRIVE SHAFT MISSING PAC
- [SDR DALA2026101405639](https://openairdocs.org/sdr/DALA2026101405639.md): B-Nut · loose · Oct 8, 2026 · N169DZ · Boeing 767332
  > DIVERTED TO MCI DUE TO RIGHT ENGINE OIL QTY LOSS, PRESSURE HOLDING STEADY. FOUND LOOSE B-NUT AT NR 6 BEARING OIL LINE LEAKING. SECURED LINE, LEAK CHECKS OK. (8644092)(AIRCRAFT GROUNDED)
- [SDR IXXA20261008092](https://openairdocs.org/sdr/IXXA20261008092.md): Switch · inoperative · Oct 8, 2026 · N379AZ · Boeing 767323
  > AT APPROX 100-400 FT, RT OIL FILTER EICAS MSG APPEARED. QRH PROCEDURES WERE FOLLOWED. BEFORE RT ENG SHUTDOWN, ALL ENG PARAMETERS NORMAL. WAITED 2 MINS AT IDLE & EICAS STILL DID NOT CLEAR. RT ENG SHUTDOWN IAW QRH. NO RESTART ATTEMP. RETURNED TO ORIGINAL STA
- [SDR DALA2026100905573](https://openairdocs.org/sdr/DALA2026100905573.md): Oil System · leaking · Oct 7, 2026 · N430DX · Airbus A330941
  > AIRCRAFT RETURNED TO ACC DUE TO LEFT ENGINE OIL LOSS. REPLACED NUMBER ONE ENGINE. OK FOR SERVICE. (9531653) AIRCRAFT WAS GROUNDED. ENGINE S/N 75346, TT: 10412, TC: 1263.
- [SDR 2026FA0000821](https://openairdocs.org/sdr/2026FA0000821.md): Regulator Valve · faulted · Oct 6, 2026 · N57HR · Agusta AW109SP
  > HELICOPTER N57HR EXPERIENCED NR 1 OIL HOT LIGHT IN FLIGHT. PER RFM IT SAYS TO ACHIEVE SAFE OEI FLIGHT AND SHUT DOWN ENGINE USING EMERGENCY SHUTDOWN IN AN EMERGENCY. 3-73 AND 3-20 IN RFM. WHICH IS WHAT THE CREW DID.
- [SDR YENA2026100700928](https://openairdocs.org/sdr/YENA2026100700928.md): Seal · damaged · Oct 5, 2026 · N2205J · Airbus A321271NX
  > FLT # 842, DUB-JFK. (ETOPS) "WHILE PERFORMING OIL CONSUMPTION MONITORING TASK PW1100G-A-78-00-00-01A-310A-A. NO OIL DRIPS WERE FOUND AT THE DRAINS. REPLACEMENT OF MAIN GEARBOX GENERATOR DRIVE OIL SEAL &DEOILER DRIVE OIL SEAL REQUIRED; REPLACED ENG 1 MAIN GEAR
- [SDR DALA2026100505480](https://openairdocs.org/sdr/DALA2026100505480.md): Fan · contaminated · Oct 4, 2026 · N502DX · Airbus A321271NX
  > FWD FA'S REPORTED DIRTY SOCK SMELL FROM TOD UNTIL LANDING. CORRECTIVE ACTION: ENGINES 1 AND 2 FOUND MINOR ACCUMULATION OF OIL AT THE FAN SHAFT COVER SEAL. REPLACED FAN SHAFT COVER SEALS, C/W LEVEL B DECONTAMINATION. EVIDENCE OF APU INLET AND/OR PNEUMATIC SYSTE
- [SDR DALA2026100205468](https://openairdocs.org/sdr/DALA2026100205468.md): Seal · leaking · Sep 27, 2026 · N528DE · Airbus A321271NX
  > FUME- ATB DUE TO FUMES IN THE COCKPIT. REPLACED LEFT ENGINE FRONT FACE SPINNER SEAL, AND PERFORMED P TRAK RUNS. OK FOR SERVICE. (LP 9461638, 1833463 - AIRCRAFT WAS GROUNDED)
- [SDR CALA2026092819854](https://openairdocs.org/sdr/CALA2026092819854.md): Oil System · low · Sep 24, 2026 · N814UA · Airbus A319131
  > ENG 1 LOW OIL, AFTER ROTATIONIND 4.5 QT AFTER LEVEL OFF 6-8 QT ENGINE 1 FAN COWLS AND THRUST REVERSERS OPENED TO PERFORM VISUAL INSP OF ENGINE. NO LEAKS NOTED. SERVICED ENGINE WITH 9 QUARTS OF OIL AND PERFORMED DRY MOTOR OF ENGINE 1 IAW AMM TASK 71-00-00-710-0
- [SDR DALA2026092805377](https://openairdocs.org/sdr/DALA2026092805377.md): Oil System · leaking · Sep 23, 2026 · N711ZX · Boeing 757231
  > ATB- DUE ODOR IN THE FLIGHT DECK DURING CLIMB. REPLACED LEFT ENGINE. REMOVED OIL CONTAMINATION FROM PACK AND PNEUM SYSTEM. REPLACE BOTH RECIRC FILTER. OPS NORMAL. (AIRCRAFT GROUNDED)
- [SDR DALA2026092305318](https://openairdocs.org/sdr/DALA2026092305318.md): Warning Message · illuminated · Sep 22, 2026 · N308DU · Airbus BD5001A11
  > DECLARED AN EMERGENCY FOR RIGHT ENGINE LOW OIL QUANTITY ADVISORY MESSAGE. NR 2 ENGINE REPLACED. (LP 8186488, 1823569, 8186482; AIRCRAFT WAS GROUNDED)
- [SDR DALA2026092205291](https://openairdocs.org/sdr/DALA2026092205291.md): Oil System · leaking · Sep 21, 2026 · N503DZ · Airbus A321271NX
  > APPROXIMATELY 5-10 MIN PRIOR TO TOUCHDOWN FA REPORTED FA'S AT THE BACK OF THE A/C SMELLED "DIRTY SOCK" ODOR. FA'S UP FRONT CONCURRED SCENT DISSAPTED PRIOR TO LANDING. FOUND ENGINE NR 2 OIL POOLING IN INLET CONE. REPLACED NR 2 ENGINE SHAFT COVER SEAL IAW AMM 7
- [SDR DALA2026091905235](https://openairdocs.org/sdr/DALA2026091905235.md): Seal · leaking · Sep 18, 2026 · N543DE · Airbus A321271NX
  > AIRCRAFT 5043, DURING DESCENT AT 19,000 FT. FA'S REPORTED MUSTY ODOR ORIGINATING AT THE AFT GALLEY AND BEING AS STRONG UP TO ROW 30. THE SMELL LESSENED BUT CONTINUED TO THE FORWARD GALLEY. NO SMELL WAS DETECTED ON THE FLIGHT DECK. SMELL LESSENED SLIGHTLY AT LO
- [SDR UIEA2026091800883](https://openairdocs.org/sdr/UIEA2026091800883.md): Oil Filter · false indication · Sep 17, 2026 · N439GT · Boeing 747409F
  > EICAS MESSAGE ENG 3 OIL FILTER DISPLAYED RAN QRH AND COMPLETED QRH SHUTDOWN ENG 3. PERFORMED FIM TASK 71-00 & TASK A07 PER BLOCK 41. AFTER ENG RUN NO DEBRIS WAS FOUND; CONTINUED IN SERVICE. PERFORMED FIM TASK 79-00 FAULT TREE FIG 103. MSG CLEARED AND NO BLOCK
- [SDR SWIA2026091577210](https://openairdocs.org/sdr/SWIA2026091577210.md): B-Nut · leaking · Sep 15, 2026 · N270SY · Emb ERJ170200LL
  > ENGINE 1 LOW OIL PRESSURE IN DESCENT, SHUTDOWN ENG 1 IAW QRH UPON LANDING ENG EXCEEDANCE OIL QTY DROPPED IN FLIGHT. (FLT 4117). INTERROGATED CMC & FOUND ENG EXCEEDANCE OF 21PSI FOR 828 SECS PERFORMED TROUBLESHOOTING IAW LMM 72-00-00-810-020. SERVICED 1 ENG
- [SDR DALA2026091605171](https://openairdocs.org/sdr/DALA2026091605171.md): Pump · faulted · Sep 11, 2026 · N654DL · Boeing 757232
  > DECLARED AN EMERGENCY AND DIVERTED TO LAS DUE TO LEFT ENGINE OIL TEMP IN THE AMBER BAND DURING CLIMB. REPLACED LEFT OIL PUMP, AIR OIL COOLER, FUEL OIL HEAT EXCHANGER AND CONTROL VALVE. OPS CHECK GOOD.(8869388)(AIRCRAFT GROUNDED)
- [SDR TAMF20260912062](https://openairdocs.org/sdr/TAMF20260912062.md): Oil Tube · chafed · Sep 11, 2026 · N330QT · Airbus A330243F
  > DURING CRUISE ON THE MIA - CWB ROUTE, THE AIRCRAFT EXPERIENCED EXCESSIVE OIL CONSUMPTION ON ENGINE 2. DUE TO THE ABNORMAL OIL CONSUMPTION, THE FLIGHT CREW DECIDED TO DIVERT AND LAND AT MDE STATION FOR FURTHER INSPECTION AND MAINTENANCE ACTION. DURING THE INSP
- [SDR DALA2026090805023](https://openairdocs.org/sdr/DALA2026090805023.md): Oil System · overserviced · Sep 7, 2026 · N542DE · Airbus A321271NX
  > FLIGHT ATTENDANT REPORT DIRTY SOCKS SMELL BY OVERWING EXITS FOR 5-10 MINUTES DISSIPATE WITHOUT ACTION, WAS NOT NOTICED IN THE FORWARD OR AFT CABIN. ENG 2. VERIFIED ENG 2 HAD OIL OVER-SERVICED. C/W ENG # 2 OIL DRAIN VIA SUCTION METHOD FROM THE OIL SERVICING P
- [SDR DALA2026090405002](https://openairdocs.org/sdr/DALA2026090405002.md): Spinner · leaking · Sep 3, 2026 · N521DT · Airbus A321271NX
  > ATB, DUE TO F/AS REPORTING A DIRTY SOCK SMELL IN THE CABIN. PERFORMED ISOLATION RUNS WITH P TRAK AND NOTED RIGHT ENGINE SPIKES. AFTER RUN NOTED LEAKS OUT OF THE SPINNER AND ON FEGV'S AND FAN EXIT STATOR AREA. REPLACED FSCS AND PERFORMING LEVEL B DECONTAMINA
- [SDR AALA202609044092](https://openairdocs.org/sdr/AALA202609044092.md): Packing · worn · Sep 2, 2026 · N913NN · Boeing 737823
  > AIRCRAFT WAS GROUNDED: WHILE PERFORMING TROUBLESHOOTING WORK CARD 08L00021001(SMOKE ODOR FUMES INITIAL) FOUND #2 ENGINE OIL LEAK BETWEEN FAN SPINNER AND BOOSTER SECTION (E NG. CORE). FOUND OIL INSIDE THE BOOSTER SECTION AND TR COOL STREAM SECTION. REMOVED SP
- [SDR CALA2026090419229](https://openairdocs.org/sdr/CALA2026090419229.md): O-Ring · leaking · Sep 2, 2026 · N54538 · Airbus A321271NX
  > MUSTY SOCK ODOR ON FLIGHT DECK AND FWD ECONOMY CABIN MOST PRONOUNCED DURING DECENT PIREP DIRTY SOCK ODOR STRONG THROUGHOUT FLIGHT, STRONGEST ON DESCENT. ON WALKAROUND, NOTED OIL STREAKING FROM LEFT PACK EXHAUST ALL THE WAY BACK TO TAIL. REMOVED E1 INLET SPIN
- [SDR DALA2026090304988](https://openairdocs.org/sdr/DALA2026090304988.md): O-Ring · leaking · Sep 2, 2026 · N543DE · Airbus A321271NX
  > FUMES REPORTED, DIRTY SOCK ODOR AT TOP OF DESCENT THROUGH LANDING. DETECTED BY FLIGHT ATTENDANTS. FOUND FAN SHAFT COVER ON NR 2 ENGINE LEAKING., REPLACED O-RING & LEAK CHECKED IAW AMM 72-15-00-960-801-A. NO LEAKS FOUND. PERFORMED LEVEL B DECONTAMINATION IA
- [SDR DALA2026090304985](https://openairdocs.org/sdr/DALA2026090304985.md): Seal · leaking · Sep 2, 2026 · N501DA · Airbus A321271NX
  > AFT FA CALLED ON SHORT FINAL REPORTING AN ODOR OF WHAT SMELLED LIKE ELMERS GLUE & RUBBER, FWD FA'S STATED THEY COULD SMELL FAINT MUSTY ODOR. NO ODOR OF FUMES IN THE FLT DECK. FOUND OIL IN BOTH ENG SPINNERS. REPLACED FRONT SHAFT SEALS ON ENG 1 AND 2 IAW AMM
- [SDR DALA2026083104907](https://openairdocs.org/sdr/DALA2026083104907.md): Line · leaking · Aug 28, 2026 · N815NW · Airbus A330323
  > ATB - PERFORMED AIR TURN BACK TO BOS FOR RIGHT ENGINE OIL QUANTITY LOSS. REPLACED UPPER AND LOWER #4 SCAVENGE LINES AND SEALS. PERFORMED ENGINE RUN AND LEAK CHECK. OK FOR SERVICE. (9212238) AIRCRAFT WAS GROUNDED.
- [SDR AALA202609012496](https://openairdocs.org/sdr/AALA202609012496.md): Oil System · fluid loss · Aug 27, 2026 · N9004F · Airbus A319115
  > AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INTO SAL DUE TO THE FLIGHT CREW REPORTING THAT ENGINE 2 OIL QUANTITY SHOWED 13.5 QTS BEFORE START. IN CRUISE AFTER 2 HOURS, SHOWS 7.0 QTS - THE AIRCRAFT LANDED SAFLEY AT SAL WITHOUT FURTHER INCIDENT. (OPEN)
- [SDR SWAA2026082855133](https://openairdocs.org/sdr/SWAA2026082855133.md): Oil System · bypassing · Aug 26, 2026 · N8714Q · Boeing 7378
  > TRANSFERRED FROM [TTG8Q01DX41Y] #2 ENG OIL BYPASS LIGHT ON DID NOT EXTINGUISH WHEN THRUST LEVER IN IDLE. THEN ENG FAIL LIGHT ON #2 ENG ILLUMINATED SHUTDOWN #2 ENG PER QRH. REMOVED AND REPLACED #2 ENGINE I.A.W. MT 871-PRD-01-01-ETOPS. ALL OPS CHECKS HAVE BEEN C
- [SDR AALA202608287167](https://openairdocs.org/sdr/AALA202608287167.md): Oil System · leaking · Aug 26, 2026 · N823AN · Boeing 7879
  > AIRCRAFT WAS GROUNDED: ENGINE NR 2 DID REACH ZERO QTY. ON FINAL OIL PRESSURE NORMAL. DECESION MADE TO DIVERT TO MIA, EMERGENCY DECLARED AND AIRCRAFT LANDED OVERWEIGHT WITHOUT INCIDENT. MAINTENANCE FOUND NR 2 ENGINE VFSG R2 GARLOCK SEAL LEAKING OIL. REMOVED A
- [SDR ENHA202608040197](https://openairdocs.org/sdr/ENHA202608040197.md): B-Nut · loose · Aug 25, 2026 · N502GV · Cessna 208B
  > SMOKE IN CABIN. MECHANICS FOUND LOOSE B-NUT AT LINE FROM THE AIR/ OIL SEPERATOR TO WET TORQUE INDICATING VENT (FWD FITTING), TIGHTENED FITTING, CLEANED ENGINE, PERFOMED LEAK CHECK @ FULL POWER AND CRUISE SETTINGS FOR 15 MIN.. NO LEAKS. ENGINE RUN PERFORMED IA
- [SDR DALA2026082504812](https://openairdocs.org/sdr/DALA2026082504812.md): O-Ring · leaking · Aug 24, 2026 · N543DE · Airbus A321271NX
  > DESCENDING THROUGH 6K AFT FA CALLED WITH ODOR DESRIBED AS BURNT POPCORN. AT 3K PURSER CALLED AS SHE COULD NOW SMELL ODOR, SHE SAID WAS DIRTY SOCK. PILOTS NEVER SMELLED ANY ODOR. ODOR SEEMED TO BE TEMPORARY IN NATURE. FOUND OIL IN #2 ENG. REPLACED #2 ENG FAN
- [SDR DALA2026082604837](https://openairdocs.org/sdr/DALA2026082604837.md): Oil System · leaking · Aug 23, 2026 · N845MH · Boeing 767432ER
  > ATB- RIGHT ENGINE ROLLED BACK ON TAKEOFF ABOVE V1. AFTER AIRBORNE, ENGINE POWER RETURNED TO NORMAL. ON CLIMB, HAD A FUMES EVENT. PREFORMED BORESCOPE WITH NO FINDINGS. FOUND OIL LEAKING FROM PMA, REPLACED GEARBOX PMA PACKAGE. REPLACED N1, N2, AND T25 SENSORS.
- [SDR DALA2026082404785](https://openairdocs.org/sdr/DALA2026082404785.md): Oil System · leaking · Aug 23, 2026 · N536DN · Airbus A321271NX
  > MUSTY VINEGAR SMELL IN CABIN DURING DESCENT AT 10,500FT. PASSENGERS FROM COMFORT PLUS TO THE LAST ROW IN MAIN CABIN NOTICED THE ODOR. ODOR WENT AWAY WITHIN 10 MINUTES. FOUND MINOR PUDDLE OF OIL ON NR 2 ENGINE. REPLACED FAN SHAFT COVER SEAL OUT OF PRECAUTION
- [SDR 2026FA0000657](https://openairdocs.org/sdr/2026FA0000657.md): Oil System · faulted · Aug 20, 2026 · N686UA · Boeing 7673CB
  > HAD AN AIR RETURN FLIGHT, IN GENEVA, WITH CUSTOMER UNITED. THE AIRCRAFT FLIGHT NUMBER UA957. AIRCRAFT EXPERIENCED AN ABNORMAL INCREASE IN ENGINE 1 OIL PRESSURE, ACCOMPANIED BY ABNORMAL ENGINE NOISE, A BURNING ODOR, & SMOKE IN THE CABIN. THE FLIGHT CREW SUBSEQ
- [SDR DALA2026081704700](https://openairdocs.org/sdr/DALA2026081704700.md): Oil System · leaking · Aug 16, 2026 · N579DT · Airbus A321271NX
  > ON DESCENT BETWEEN FL190 AND 17000 FAINT DIRTY SOCK ODOR, FOR ABOUT 30 SECONDS. DUE TO OIL FINDINGS IN/ON ENG NR 1 INLET CONE. REPLACED NR 1 ENGINE. (LP 9084664, 9084669 - AIRCRAFT WAS GROUNDED)
- [SDR DALA2026081404650](https://openairdocs.org/sdr/DALA2026081404650.md): Seal · leaking · Aug 12, 2026 · N306DU · Airbus BD5001A11
  > IN FLIGHT LIGHT ODOR DETECTED AROUND ROWS 17,18,19,20. FOUND OIL IN NR 2 ENGINE SPINNER, REPLACED FAN SHAFT COVER SEAL PER A220 AMP 72-15. AMDS W/C'S 0550-2001 AND 0550-2003 COMPLIED WITH. (LP 9615706 - AIRCRAFT WAS GROUNDED)
- [SDR DALA2026081304647](https://openairdocs.org/sdr/DALA2026081304647.md): Oil System · overserviced · Aug 11, 2026 · N501DA · Airbus A321271NX
  > ON NR 2 ENG START USING GPU, FAINT BURNING RUBBER ODOR IN FLIGHT DECK. DISSIPATED ON TAKE OFF. FOUND ENG 1 SLIGHTLY OVERSERVICED. DRAINED OIL TO CORRECT LEVEL (772883) PREFORMED LEVEL A AND B DECONTAMINATION PER W/C 2100-2007. (LP 7694402 - AIRCRAFT WAS GROU
- [SDR KY7A20260808001](https://openairdocs.org/sdr/KY7A20260808001.md): Transfer Tube · occluded · Aug 8, 2026 · N542FA · Swrngn SA227AC
  > DURING LANDING ROLLOUT, THE ENGINE LOST OIL PRESSURE, RESULTING IN A LOSS OF POWER AND ENGINE SHUTDOWN. TROUBLESHOOTING IDENTIFIED AN OCCLUDED MAIN SHAFT OIL TRANSFER TUBE. CLEANED THE MAIN SHAFT OIL TRANSFER TUBE IN ACCORDANCE WITH TPE331-11 MM 72-00-25, CHAP
- [SDR CALA2026080918412](https://openairdocs.org/sdr/CALA2026080918412.md): Carbon Seal · leaking · Aug 7, 2026 · N25982 · Boeing 7879
  > OIL QTY INDICATION (ENGINE) SHOWS LOW QTY, DEPLETED TO ZERO 9.5 HRS INTO FLT WITH DROP IN PRESSURE. 18 QUARTS OF OIL WERE ADDED TO THE TANK. NOTHING OBVIOUS FOUND DURING THE UNDER COWL VISUAL INSPECTION WITH THE ENGINE NOT RUNNING. RAN LT ENGINE AT POWER A
- [SDR DALA2026080504527](https://openairdocs.org/sdr/DALA2026080504527.md): Spinner · leaking · Aug 4, 2026 · N513DA · Airbus A321271NX
  > FUME/ODOR EVENT ON ARRIVER SEVERITY-STRONG IN AFT GALLEY NOTABLE IN COCKPIT NO VISIBLE SMOKE AFT CABIN FELT ILL, NAUSEOUS SMELLED LIKE OIL, DIRTY SOCK, OCCURRED 5 MINS PRIOR TO LANDING & ON TAXI IN SLIGHT IMPROVEMENT AFTER SHUTTING DOWN RT PACK. DURING INSPE
- [SDR DALA2026080404481](https://openairdocs.org/sdr/DALA2026080404481.md): Tube · leaking · Aug 1, 2026 · N67171 · Boeing 757232
  > DECLARED EMERGENCY FOR RIGHT ENGINE ENCOUNTERED A LOSS OF OIL QUANTITY IN FLIGHT. THE LOW PRESSURE LIGHT ILLUMINATED, OIL PRESSURE MAINTAINED WITHIN THE YELLOW BAND THROUGHOUT LANDING. REPLACED RIGHT ENGINE GENERATOR AND TUBE. LEAK CHECK GOOD. (8605190)(AIRC
- [SDR DALA2026073004403](https://openairdocs.org/sdr/DALA2026073004403.md): Spinner · leaking · Jul 28, 2026 · N584DN · Airbus A321271NX
  > FUME- ON DESCENT INTO SLC FLIGHT CREW NOTICED STRONG DIRTY SOCK SMELL. DONNED O2 MASKS. FOUND OIL CONTAMINATION AND POOLING UNDER LEFT ENGINE SPINNER. REPLACED FAN SHAFT COVER SEAL #1 ENGINE. (LP# 8472406; AIRCRAFT WAS GROUNDED)
- [SDR DALA2026072604324](https://openairdocs.org/sdr/DALA2026072604324.md): Oil System · overserviced · Jul 24, 2026 · N513DA · Airbus A321271NX
  > AIRCRAFT 5013, AFTER ENGINE SHUT DOWN AT GATE. SELECTED APU BLEED ON. STRONG FUMES ENTERED THE COCKPIT. SMELLED LIKE BURNING OIL CAUSING EYES TO BURN. OIL AT ENGS SIGHTGLASS SHOWS OVERSERVICED. REMOVED EXCESS ENG OIL FROM BOTH ENGS PER A321 AMM 79-00. C/W LE
- [SDR YQSA20260722001](https://openairdocs.org/sdr/YQSA20260722001.md): Oil System · empty · Jul 19, 2026 · N4KS · Cessna 560XL
  > N4KS HAD NORMAL STARTS 1ST, 2 LEGS, NORMAL TAKEOFF PROCEDURE AND PREFLIGHT CHK, OILS CHKD & WALK AROUND DONE. TOOK OFF, CLIMBING THROUGH 12,000 WHEN OIL PSI DROPPED TO 0, BOUNCED BACK TO NORMAL RANGE OF 66-69 A FEW TIMES WITH OIL TEMP SLOWLY RISING BEFORE DROP
- [SDR AALA202607200796](https://openairdocs.org/sdr/AALA202607200796.md): Oil Cap · leaking · Jul 16, 2026 · N163US · Airbus A321211
  > AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO ORD DUE TO THE FLIGHT CREW REPORTING THAT #1 ENGINE HAD EXCESSIVE OIL CONSUMPTION. OIL QUANTITY STARTED AT 12.5 AND FELL TO 6.5. THE AIRCRAFT LANDED SAFELY AT ORD WITHOUT FURTHER
- [SDR YENA2026071400573](https://openairdocs.org/sdr/YENA2026071400573.md): Seal · leaking · Jul 13, 2026 · N4058J · Airbus A321271NX
  > FLT # 346, BCN-BOS. STRONG ODOR IN COCKPIT AND CABIN STARTING AT 8000 FT (APU OFF) DID NOT DISSIPATE; FOUND ENG 1 INLET CONE WET WITH OIL FROM FAN SHAFT COVER. R/R FAN SHAFT COVER SEAL IAW AMM 72-15-00-960-801. LEAK CHK REQ
- [SDR DALA2026071404133](https://openairdocs.org/sdr/DALA2026071404133.md): Seal · leaking · Jul 13, 2026 · N541DE · Airbus A321271NX
  > DECLARED EMERGENCY INTO LAX DUE TO PAINT THINNER SMELL. REPLACED NBR 1 ENGINE FAN SHAFT COVER SEAL IAW AMM72-15. REPLACED NR 1 CONDENSER IAW WITH IAW 21-52. COMPLETED LEVEL B DECONTAMINATION OF THE ECS AND NBR 1 ENGINE BLEED-AIR DUCTING SYSTEM IAW WITH 21-00
- [SDR YENA2026071300565](https://openairdocs.org/sdr/YENA2026071300565.md): Oil Tube · torn · Jul 9, 2026 · N997JL · Airbus A321231
  > FLT#373, BOS-AUA (DIVERTED TO PLS). AT 31000 FT OIL QTY DROPPED TO 5 QTS SPOKE WITH MCC OIL DROPPED TO 3.5 QTS DIVERTED TO MBPV OIL CONT TO DROP AND SHOWED 0.0 QTS ON APPROACH AFTER SHUTDOWN OIL ROSE TO 6.5QTS; NO LOAD 15 REPORT GENERATED PER AMM 05-51-11 DOES
- [SDR YENA2026070600509](https://openairdocs.org/sdr/YENA2026070600509.md): Chip Detector · activated · Jul 5, 2026 · N4074J · Airbus A321271NX
  > FLT # 345, BOS-BCN. (ETOPS) "ENG 1 OIL CHIP DETECTED ECAM ( OIL CHIP DETECTED CAUTION ON ECAM E/WD)"
- [SDR 2026FA0000562](https://openairdocs.org/sdr/2026FA0000562.md): Oil Filter · cracked · Jul 4, 2026 · N892SC · Mtsbsi MU2B26A
  > THIS OIL FILTER ADAPTER HOUSING WAS REPLACED AT TAE AEROSPACE IN NOVEMBER 2025. IN OCTOBER 2025, OWNER WAS EXPERIENCING A SLIGHT OIL LEAK FROM THE #1 ENGINE AND GLOBAL MX, CRS 1VUR633D AT KHZL, COULD NOT DETERMINE THE CAUSE. GLOBAL MX REMOVED THE ENGINE AND SH

Next page: https://openairdocs.org/jasc/7261/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 = '7261'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/7261/reports

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