# SDR CALA2025092909345

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2025
- Submitted: September 29, 2025
- Operation: Air carrier
- Aircraft: [N788UA](https://openairdocs.org/aircraft/N788UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26942
- Aircraft time: 113,537 hours, 14,885 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- 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/CALA2025092909345

## Discrepancy

ELECTRICAL SMELL AT 2L SMELL MIGRATED AROUND FORWARD CABIN.   PACKS OPERATED USING APU AND BOTH ENGINES AS BLEED SOURCE, REF AMM 71-00-00-790-807-N01.  NO VIBRATION OR ODOR NOTED.

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