# SDR DXTA2026101210096

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2026
- Submitted: October 12, 2026
- Operation: Air carrier
- Aircraft: [N797QS](https://openairdocs.org/aircraft/N797QS), registered now
- Make and model: Bombdr BD1001A10
- Aircraft serial: 20648
- Aircraft time: 10,587 hours, 6,238 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Pitot Tube
- Part number: 0856WC4
- Part serial: 349662
- Condition: Faulted
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026101210096

## Discrepancy

REPEAT WRITE UP. AMBER CAS EFIS MISCOMPARE AT 31000 FT. WE ALSO GOT THE ALT BOXED FLAG ON PFD 1 AND PFD 2. AT 31000 FEET THE ALTIMETER SPLITS BETWEEN ONE AND TWO WAS 160 FEET.  REPEAT. PHASE OF FLIGHT CRUISE.   R & R FAULTY RT PITOT PROBE IAW AMM 34-11-01. ACCOMPLISHED SATISFACTORY LEAK AND OP'S CHECKS.

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