# SDR IPXA2026092264703

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2026
- Submitted: September 22, 2026
- Operation: Air carrier
- Aircraft: [N324UP](https://openairdocs.org/aircraft/N324UP), registered now
- Make and model: Boeing 767-34AF
- Registry model: [Boeing 767-34AF](https://openairdocs.org/model/boeing-767-34af) (OpenAirDocs)
- Aircraft serial: 27750
- Aircraft time: 70,190 hours, 23,821 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: DE
- 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/IPXA2026092264703

## Discrepancy

VERY STRONG ACID ELECTRICAL SMELL LIKE BURNING PLASTIC IN THE DESCENT STARTING AT FL180. PERFORMED GVI IN BOTH PACK BAYS WITH NO OBVIOUS FAULTS NOTED.  DURING RIGHT ENGINE RUN, EXHAUST FUMES WERE DETECTED IN THE FLIGHT DECK. SWAPPING BETWEEN PACK 1 AND PACK 2 HAD NO EFFECT. FURTHER TROUBLESHOOTING NEEDED.

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