# SDR FDEA202608201190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2026
- Submitted: August 21, 2026
- Operation: Air carrier
- Aircraft: [N794FD](https://openairdocs.org/aircraft/N794FD), registered now
- Make and model: Boeing 757222
- Aircraft serial: 26701
- Aircraft time: 76,128 hours, 29,981 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202608201190

## Discrepancy

ODOR OF BURNING OCCURRED AFTER TAKEOFF.  ODOR INTENSIFIED DURING CLIMB.  EMERGENCY DECLARED. O2 MASKS DEPLOYED.  QRH FOR FUMES EVENT C/W.  COCKPIT SWITCHES LEFT IN QRH POSIT. EMER DECLARED.  AMM 21-51-02-7,  AMM 21-00-01-3, FIM 71-05, FAULT TREE 811. INSPECTED BOTH RT & LT RAM AIR DOOR INLETS,  CLEANED DEBRIS FROM IN FRONT OF & IN DUCT,  ALL CHKS GOOD.  CLEANED BOTH LT & RT PACKS IAW ABOVE.  PERFORMED PACK BURNOUT, RAN BOTH LT & RT ENGS TO MAX STATIC EPR (1.40) FOR 20 MINS, NO BURNING RUBBER ODOR OR BURNING OIL ODOR NOTED,  CHKD COCKPIT, COURIER, & CARGO AREAS WITH SAME RESULTS,  NO BURNING ODOR.  C/W ALL STEPS OF TSI'S,  NO FURTHER BURNING ODORS OR OTHER ABNORMAL FOUND.  ACFT OK FOR SERVICE.

---
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.