# SDR DALA1138329860

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2011
- Submitted: June 7, 2011
- Operation: Air carrier
- Aircraft: N769NC
- Make and model: Doug DC-9-51
- Registry model: [Doug DC-9-51](https://openairdocs.org/model/mcdonnell-douglas-dc-9-51) (OpenAirDocs)
- Aircraft serial: 47757
- Aircraft time: 2,446 hours, 2,130 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Inlet
- Condition: Contaminated
- Location: Apu
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA1138329860

## Discrepancy

FLIGHT ATTENDANT REPORTED A BURNING SMELL AFTER TAKEOFF.  RIGHT PACK IMMEDIATELY SECURED AND SMELL DISSIPATED.  FOUND  RIGHT PACK TEMPERATURE VALVE AT FULL HOT AND REPOSITIONED TO MID.  RE-ACTIVATED RIGHT PACK AND SMELL RETURNED.  HIGH PRESSURE BLEED VALVE SECURED AND PACK THEN OPERATED NORMALLY.  APU INLETS & APU WERE FOUND OIL SOAKED BUT LEAK SOURCE WAS NOT IDENTIFIED.  RAN ENGINES & APU IN ALL CONFIGURATIONS AND DID NOT PRODUCE ANY FURTHER ODORS.  PACKS HAD NORMAL OPERATIONAL CHECK.  PERFORMED DUCT BURNOUT PER AMM.  AIRCRAFT OK FOR SERVICE.

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