# SDR IPXA2026052134977

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2026
- Submitted: May 21, 2026
- Operation: Air carrier
- Aircraft: [N624UP](https://openairdocs.org/aircraft/N624UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 63784
- Aircraft time: 21,639 hours, 3,224 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026052134977

## Discrepancy

AIR TURNBACK DUE TO STRONG CHEMICAL ODOR IN COCKPIT.  CREW ISOLATED ODOR COMING FROM MAIN DECK 11L THRU 13L AREA.   CLEANUP AND INSPECTION OF SPILLED LIQUID.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.