# SDR DALA2024042504702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2024
- Submitted: April 25, 2024
- Operation: Air carrier
- Aircraft: [N3763D](https://openairdocs.org/aircraft/N3763D), registered now
- Make and model: Boeing 737832
- Aircraft serial: 29629
- Aircraft time: 72,300 hours, 27,395 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: UNKNOWN
- Condition: Odor
- Stage of operation: CL
- 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/DALA2024042504702

## Discrepancy

(LOG 5302761) STRONG ODOR MUSTY DIRTY SOCK ON DESCENT STARTING AT 4000 FT UNTIL LANDING. REPLACED APU PER B 737 AMM 49.

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