# SDR DXTA2026081009169

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2026
- Submitted: August 10, 2026
- Operation: Air carrier
- Aircraft: [N866QS](https://openairdocs.org/aircraft/N866QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000118
- Aircraft time: 2,441 hours, 1,463 cycles
- System (JASC): [5220 · Emergency Exits](https://openairdocs.org/jasc/5220)
- Part: Seal
- Condition: Fod
- Location: Zone 800
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026081009169

## Discrepancy

DURING THE CLIMB THE PASSENGERS REPORTED HEARING HIGH PITCHED SOUND. WE VERIFIED THE SOUND AND THAT THE PRESSURIZATION WAS OPERATING NORMAL. THE SOUND STOPPED AS WE CLIMBED TO A HIGHER ALTITUDE.   PRESSURIZED AIRCRAFT ON GROUND WITH APU. CHECK AIRCRAFT FOR AIR LEAKS NO OBVIOUS LEAKS NOTED, NO NOISES NOTED. DEPRESSURIZED AIRCRAFT ASND OPENED MAIN ENTRANCE DOOR. INSPECTED MED AND SEAL AND FOUND DEBRIS AND OILY SUBSTANCE ON DOOR WHERE SEAL RESTS. CLEANED SEAL AND DOOR , OPS CHECK GOOD. WORK DONE REF CE-700 AMM CHAPTERS 21-30-00 AND 20-52-20

---
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.