# SDR A6WA202504028867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2025
- Submitted: April 29, 2025
- Operation: Air carrier
- Aircraft: [N471ZW](https://openairdocs.org/aircraft/N471ZW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7457
- Aircraft time: 41,082 hours, 43,258 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Part number: 8220372445
- Part serial: 18PRP
- Condition: Faulted
- Location: Nr 2
- Part time: 33,822 hours, 33,147 cycles
- Stage of operation: DE
- 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/A6WA202504028867

## Discrepancy

AT 28000 FT DURING DECENT F/O AIRSPEED DECREASING AND EFIS COMP MON IAS CAUTION PRESENT AT 16000 FT F/O AIRSPEED RETURNED TO NORMAL.   REMOVED AND  REPLACED #2 ADC. OPS CHECK AND LEAK CHECK GOOD AT THIS TIME

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