# SDR DALA2018041202402

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2018
- Submitted: April 13, 2018
- Operation: Air carrier
- Aircraft: [N841MH](https://openairdocs.org/aircraft/N841MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29714
- Aircraft time: 69,359 hours, 12,081 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Failed
- Location: Recirculation
- 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/DALA2018041202402

## Discrepancy

DURING CLIMB AND CRUISE,  PILOTS NOTICED AN ELECTRICAL BURNING ODOR IN THE FLIGHT DECK.  FLIGHT ATTENDANTS EXPERIENCED THE SAME IN CABIN.  PILOTS EXECUTED IMMEDIATE ACTION ITEMS AND ACCOMPLISHED SMOKE, FUMES QRH CHECKLIST. ELECTRICAL ODOR DISSIPATED AND FLIGHT WAS CONTINUED WITH LT AND RT UTILITY BUSSES OFF, AND APU BLEED SWITCH OFF IAW QRH. NO FURTHER INDICATIONS OTHER THAN ELECTRICAL ODOR. THE RECIRCULATION FAN WAS REPLACED. SYSTEM OPS NORMAL.

---
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.