# SDR DALA201808305361

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2018
- Submitted: August 30, 2018
- Operation: Air carrier
- Aircraft: [N863DA](https://openairdocs.org/aircraft/N863DA), registered now
- Make and model: Boeing 777232
- Aircraft serial: 29735
- Aircraft time: 79,790 hours, 9,526 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA201808305361

## Discrepancy

UNIDENTIFIABLE ODOR OCCURRED THROUGH ENTIRE DESCENT, UNTIL LANDING.  HORRIBLY STRONG ODOR. STRONG OIL, ORGANIC, MUSTY ODOR.  FOLLOWED AMM 21-00-01-100-801, STEPS 15 TO 19, STEP 15 LT & RT ENGINE RUNNING, BOTH PACKS OFF & ON, NO OIL  CONTAMINATION FROM LEFT & RIGHT,  GROUND CONDITIONED AIR CONNECTOR,  PERFORMED HIGH POWER RUN OF THE ENGINES, NO ODOR OF OIL NOTED.  VISUALLY INSPECTED OZONE CONVERTERS AND RECIRCULATION FAN FILTERS,  NO OIL CONTAMINATION.  INSPECTED APU COMPARTMENT, NO EXTERNAL LEAK NOTED, OIL WAS FULL.  REMOVED GROUND PNEUMATIC AIR CONNECTOR CHECK VALVE AND APU BLEED ON, NO CONTAMINATED OIL OR ODOR.  INSPECTED BLEED DUCT, DOWN STREAM OF APU, NO OIL CONTAMINATED. OK FOR SERVICE.

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