# SDR CALA2013120393419

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2013
- Submitted: December 4, 2013
- Operation: Air carrier
- Aircraft: [N481UA](https://openairdocs.org/aircraft/N481UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1559
- Aircraft time: 39,523 hours, 17,234 cycles
- Engine: Iae V2527A5
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Fcu
- Part number: K217ABM11
- Part serial: 34
- Condition: Stuck
- Location: Autopilot Sys
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013120393419

## Discrepancy

ALT SELECTOR STUCK IN HUNDREDS POSITION.  REPLACED FCU IAW AMM & ACCOMPLISHED CATIII TEST IAW 22-97-00, BOTH TESTED OKAY.

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