# SDR IPXA2023091285154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2023
- Submitted: September 12, 2023
- Operation: Air carrier
- Aircraft: [N338UP](https://openairdocs.org/aircraft/N338UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 37944
- Aircraft time: 33,495 hours, 11,987 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: 732591F
- Part serial: 4930A
- Condition: Smoke
- Location: Exhaust
- Stage of operation: LD
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023091285154

## Discrepancy

*EMERGENCY DECLARED* SMOKE AND FUMES ODOR IN THE COCKPIT.  DECLARED EMERGENCY ON BASE LEG.  LANDED UNEVENTFULLY.  EVACUATED AIRCRAFT. DURING R&R OF FWD RACK EXHAUST FAN, FOUND CB P6 H21 EQUIP COOL FAN FWD EXH OPEN.   R&R FORWARD RACK EXHAUST FAN IAW AMM 21-58-06/401. OPS CHECK OF EXH FAN NORMAL AND RAN APU FOR OVER 1 HR. WITH NO SMOKE OR FUMES ODOR.  NO EICAS MSGS.  OK TO CONTINUE.

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