# SDR YENA2026062900501

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2026
- Submitted: June 30, 2026
- Operation: Air carrier
- Aircraft: [N2142J](https://openairdocs.org/aircraft/N2142J), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 10254
- Aircraft time: 19,465 hours, 3,624 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: AP
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2026062900501

## Discrepancy

FLT 124, LAX-JFK. ODOR IN FLIGHT DECK DURIGNG DESCENT 4000' AND BELOW DIRTY SOCK ODOR. CABIN AIR QUALITY EVENT REPORTING FORM SUBMITTED ; REF INFO NOTICE 2-17-T015M. REF TSI MDDR #622005 UNDER WO # 1503431. ACCOMPLISHED ENG NR 1 BORO INSP W/ NO FINDINGS.  ACCOMPLISHED ECS LEVEL B DECONTAMINATION IAW AMM 21-06-00-615-803-A & R & R RECIRC FILTERS. NO ORDER/DEFECTS NOTED. ACFT OK FOR CONT SVC AT THIS TIME REF INFO NOTICE 2-17-T015M. REF TSI MDDR 622005 UNDER WO 1503431. ACCOMPLISHED ENG NR 1 BORO INSP W/ NO FINDINGS. ACCOMPLISHED ECS LEVEL B DECONTAMINATION IAW AMM 21-06-00-615-803-A,  R & R RECIRC FILTERS. NO ODOR/DEFECTS NOTED. ACFT OK FOR CONT SVC AT THIS TIME ADDITIONAL CREW INFO  ENGINE WATER WASH HAS BEEN PERFORMED ON ENGINE NO.1 NUISANCE ODOR MAY OCCUR FOR SHORT TIME AFTER ENGINE START OR TAKE- OFF. A PACKLESS TAKE-OFF IS RECOMMENDED.PERFORMED BSI ON #1 ENG LPC-2-3 + HPC 2 WEEP HOLES. ALIGNED IT TO THE 6 O CLOCK LET SIT FOR 2HRS. FOUND POOLING OF OIL IN LPC2. WEEP HOLE DRY. LPC 3 WEEPHOLE COVERED IN OIL AND IN GAS PATH ALSO POOLING 2 BLADES OIL RUNNING DOWN. HPC 2 DRY PER TSM 71-00-00-820-953. FWD ALL IMAGE TO ENGINEERING WAITING FOR DESPOSITION. ACCOMPLISHED BSI OF ENG 1 IAW AMM 72-00-00-290-828-A & REMAINDER OF TSI. NO OIL OR ANY FINDINGS NOTED AT THIS TIME. OPS CHK/LEAK CHK GOOD. TSI ACCOMPLISHED.

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