# SDR UALA2011040401598

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2011
- Submitted: April 4, 2011
- Operation: Air carrier
- Aircraft: [N831UA](https://openairdocs.org/aircraft/N831UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1291
- Aircraft time: 37,062 hours, 14,845 cycles
- Engine: Iae V2522A5
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Panel
- Part number: C12850AC02
- Part serial: 126
- Condition: Faulty
- Location: Cockpit
- Stage of operation: NR
- 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/UALA2011040401598

## Discrepancy

FCU VERTICAL SPEED AND FLIGHT PATH ANGLE CONTROL INOP.  CAN ONLY SELECT ZERO VSI.  REPLACED FCU PER MM, OPS CHECKED PER MM. OPS CHECKS GOOD.  ALSO ACCOMPLISHED OPS TEST OF AFS PER MM AND LAND CAT III CAPABILITY PER MM, ALL TESTS CHECK GOOD.

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