# SDR DALA2026032602016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2026
- Submitted: March 26, 2026
- Operation: Air carrier
- Aircraft: [N363NB](https://openairdocs.org/aircraft/N363NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1990
- Aircraft time: 52,801 hours, 27,610 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Condition: Odor
- Stage of operation: TX
- 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/DALA2026032602016

## Discrepancy

RAN APU WITHOUT BLEED FOR 8 MINUTES BEFORE TURNING ON BLEED WHEN BLEED TURNED ON DIRTY SOCKS SMELL STARTED, RAN WITH BLEED FOR ABOUT 1 MINUTE AND THE SMELL GOT STRONGER, TURNED BLEED OFF SMELL WENT AWAY. FLIGHT ATTENDANTS DID NOT SMELL IT BUT BOARDING DOOR WAS OPEN. APU SYSTEM MEL NUMBER ADDED FOR DISPATCH RELEASE, LOG REDEFERRAL REQUIRED. C/A: DEFER APU PER MEL 49-10-01A. SUSPECT APU INLET CONTAM PER STEP I. MEL AND PLAC INSTALLED, "M" PROC C/W. (LP: 8256600)

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