# SDR DALA2022111707416

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 15, 2022
- Submitted: November 17, 2022
- Operation: Air carrier
- Aircraft: [N822DX](https://openairdocs.org/aircraft/N822DX), registered now
- Make and model: Boeing 757-26D
- Registry model: [Boeing 757-26D](https://openairdocs.org/model/boeing-757-26d) (OpenAirDocs)
- Aircraft serial: 33966
- Aircraft time: 49,219 hours, 22,995 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Duct
- Condition: Contaminated
- Location: Apu Bleed Sys
- Stage of operation: IN
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022111707416

## Discrepancy

SHIP 6822 DIRTY SOCK SMELL ON DECENT. CORRECTIVE ACTION: C/W NO GO ODI CK LIST FOR SMELL FROM PNEU SOURCE. FOUND EVIDENCE OF OIL IN APU BLEED DUCT AFT OF 'P' DOME, REF B757 FIM 21-00-01/301. RAN #1 + 2 ENGS FOR PACK BURN OUT, NO ADVERSE SMELLS NOTED. R /R L AND R RECIRC FILTERS IAW B757 AMM 21-25.

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