# SDR VNAA2011031400007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2011
- Submitted: March 14, 2011
- Operation: Air carrier
- Aircraft: [N218PS](https://openairdocs.org/aircraft/N218PS), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7885
- Aircraft time: 16,979 hours, 17,643 cycles
- System (JASC): [3417 · Air Data Computer](https://openairdocs.org/jasc/3417)
- Part: Adc
- Part number: 8220372445
- Part serial: 1KMCM
- Condition: Malfunctioned
- Location: Nr 1
- Part time: 11,860 hours, 12,505 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2011031400007

## Discrepancy

CREW REPORTED CAPTAIN’S PRIMARY FLIGHT DISPLAY (PFD) LOST ALL AIR DATA UPON GEAR RETRACTION DURING TAKEOFF FROM CLT.  CREW RETURNED TO CLT AND LANDED WITHOUT INCIDENT.  MAINTENANCE TROUBLESHOT, REMOVED AND REPLACED NR 1 AIR DATA COMPUTER (ADC) AND PERFORMED CHECKS USING AIRCRAFT MAINTENANCE MANUAL.  AIRCRAFT WAS RELEASED FOR SERVICE.

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