# SDR UIEA200900032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2009
- Submitted: May 15, 2009
- Operation: Air carrier
- Aircraft: [N412MC](https://openairdocs.org/aircraft/N412MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 30559
- Aircraft time: 40,370 hours, 6,112 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA200900032

## Discrepancy

MULTIPLE BLEED OVHT EICAS MESSAGES, COMPLETED QRH PROCEDURES, SMELLED BURNING ODOR. CLOSED LT BLEED SHUTOFF VALVE. STATUS MESSAGE BLEED PRV  ENG 2.  PERFORMED ENGINE RUN WITH BLEED OFF AND ON. NO BURNING ODOR PRESENT. DISPATCHED THE ACFT WITH HIGH STAGE BLEED LOCKED OUT AND THE THRUST REVERSER STOWED AND DEACTIVATED IAW THE MEL.

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