# SDR CALA2017100203367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2017
- Submitted: October 2, 2017
- Operation: Air carrier
- Aircraft: N546UA
- Make and model: Boeing 757222
- Aircraft serial: 25367
- Aircraft time: 93,927 hours, 25,978 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cockpit
- Part time: 81,885 hours, 27,312 cycles
- Stage of operation: CL
- 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/CALA2017100203367

## Discrepancy

DURING CLIMBOUT, A DIRTY SOCK ODOR 2 TO 3 MINUTES,  DID NOT OCCUR IN CRUISE.  PILOT DID NOT THINK IT WAS OIL BUT MORE OF A WET SOCK ODOR.  ON ARRIVAL,  NO NOTED ODOR OR FAINT OF OIL ODOR IN FLT DECK OR CABIN.  NR 1 ENGINE REPLACED IAW AMM 71-00-02, CONFIG 2 TOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.