# SDR YENA2023122101618

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 20, 2023
- Submitted: December 21, 2023
- Operation: Air carrier
- Aircraft: [N945JT](https://openairdocs.org/aircraft/N945JT), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 06390
- Aircraft time: 37,873 hours, 7,383 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023122101618

## Discrepancy

FLT#289, JFK-SAN. 'DURING ENG START FAINT ODOR OF DIRTY SOCKS NOTED ON FLT DECK AFTER START IT DISSIPATE. DURRING CLB ODOR IN COCKPIT AND FA'S REPORTED ENTIRE CABIN ODOR REOG + ISO GUIDANCE 4-53 FCOM 1. WAS RUN. AFTER PACK 1 WAS ISOLATED ODOR DISSIPATE IN COCKPIT AND CABIN. NOTES GIVEN WORK ON APU I AM NOT 100% IT WAS PACK 1 AND IT MAY HAVE BEEN COINCIDENTIAL ON ODOR DISSIPATING FROM APU + PACK 1 ISOLATION (NO TROUBLESHOOTING DONE WITH CUSTOMER ON BOARD).' (SUPPLEMENTAL INFORMATION TO FOLLOW)

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