# SDR DALA2025121809210

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2025
- Submitted: December 18, 2025
- Operation: Air carrier
- Aircraft: [N882DN](https://openairdocs.org/aircraft/N882DN), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 31994
- Aircraft time: 24,477 hours, 9,351 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Relay
- Condition: Faulted
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025121809210

## Discrepancy

(LOG 1356741) CREW REPORTED BURNING ELECTRICAL ODOR OCCURRED TWICE AROUND ROWS 12-13. R/R L RECIRC FAN RELAY AND BOTH RECIRC FILTERS. REF B737 AMM 21-25. OPS CKS GOOD WITH NO SMELL PRESENT.

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