# SDR AALA202111302078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2021
- Submitted: December 1, 2021
- Operation: Air carrier
- Aircraft: [N822NN](https://openairdocs.org/aircraft/N822NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31085
- Aircraft time: 36,064 hours, 14,668 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Switch
- Part number: 211C223527
- Condition: Faulty
- Location: Autopilot Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202111302078

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DURING CLIMB, AUTOPILOT ENGAGED FOR APPROX ONE SECOND THEN BEGAN TO ROLL LEFT, FOLLOWED BY AUTOPILOT DISCONNECT AND AURAL WARNING ON TWO ATTEMPTS. REPLACED AUTOPILOT AILERON SWITCH IAW AMM 22-11-12, OPS CHECKED GOOD.

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