# SDR SWAA2025030501533

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N8869L](https://openairdocs.org/aircraft/N8869L), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 42688
- Aircraft time: 5,611 hours, 3,085 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Odor
- Location: Zone 200
- Stage of operation: NR
- 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/SWAA2025030501533

## Discrepancy

ACRID SMELL WHEN LH & RH RECIRC FANS ARE ON SMELL DISSIPATES WHEN TURNED OFF<[01] PERFORMED CONDITON INSP IAW AMM 05-51-56 NO DEFECTS NOTED ON RECIR FAN SYSTEM OK TO PER MEL 21-25-01A SP1;[02] REMOVED AND REPLACED LH AND RH RECIRC FAN PER AMM 21-25-02. REMOVED AND REPLACED THE LH AND RH RECIRC AIR FILTER PER AMM 21-25-01. OPS CHECK GOOD NO SMELLS AT THIS TIME

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