# SDR CALA2022110903093

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2022
- Submitted: November 9, 2022
- Operation: Air carrier
- Aircraft: [N648UA](https://openairdocs.org/aircraft/N648UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25285
- Aircraft time: 117,122 hours, 18,217 cycles
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Pitot Tube
- Condition: Faulted
- Location: First Officer'S
- Stage of operation: CL
- 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/CALA2022110903093

## Discrepancy

IAS DISAGREE EICAS B THE AIRSPEED DIFFERENCE BETWEEN THE AIR DATA COMPUTERS IS GREATER THAN 5 KNOTS AND THE RADIO ALTITUDE IS GREATER THAN 400 FEET FO AIRSPEED UNRELIABLE DISAGREED WITH CPT AND STANDBY INSTRUMENTS 30+ KNOTS LESS CAPT STBY. PERFORMED F/O PITOT SYSTEM FLUSH PER AMM 34-11-00, NO MORE DEBRIS COLLECTED AT ALL POINTS. REINSTALLED PITOT PROBE PER AMM 34-11-01 AND PRESSURIZED SYSTEM FOR LEAK CHK PER AMM 34-11-00, NO LEAKS NOTED, LEAK RATE TEST PASSED. PRESSURIZED F/O'S AND LEFT AUX 1 PITOT PROBES AND COMPARED F/O'S AIRSPEED TO THE STBY A/S INDICATOR, BOTH MATCHED AT ALL SETTINGS. A/C OK FOR SERVICE.

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