# SDR ASAA2014082008901

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2014
- Submitted: August 25, 2014
- Operation: Air carrier
- Aircraft: [N514AS](https://openairdocs.org/aircraft/N514AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35193
- Aircraft time: 22,588 hours, 6,916 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Autopilot Sys
- Condition: Malfunctioned
- Location: A-System
- Stage of operation: CL
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014082008901

## Discrepancy

DURING CLIMB OUT AT APPROXIMATLY 12000 FEET, AUTOPILOT A WAS ENGAGED AND IMMEDIATLEY BUMPED AND STARTED TO CLIMB AT ABOUT 2000 FPM.  AUTOPILOT WAS DISENGAGED AND SWITCHED TO AUTOPILOT B AND OPERATED NORMALLY.  ACFT GROUNDED.  OPEN

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