# SDR ASAA2019090530627

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2019
- Submitted: September 10, 2019
- Operation: Air carrier
- Aircraft: [N579AS](https://openairdocs.org/aircraft/N579AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35187
- Aircraft time: 47,551 hours, 14,105 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Unknown
- Condition: Malfunctioned
- Location: Autopilot Sys
- Stage of operation: LD
- 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/ASAA2019090530627

## Discrepancy

AUTOLAND UNSUCCESSFUL. AT APPROX 100 FT AGL, A/C TURNED HARD RIGHT AND AUTOPILOT HAD TO BE DISCONNECTED TO MAINTAIN CONTROLLED FLIGHT. LANDED MANUALLY. ALL INDICATIONS NORMAL DOWN TO 100' AGL. (NOTE: HGS AIII OPERATED NORMALLY). GROUNDED - YES. DFCS 1&2 SHOW NO FAULTS LOGGED LAST 5 FLTS. PERFORMED FIM 22-11 TASK 825 - LAND VERIFY TEST AMM 22-11-00 GOOD. HGS OPERATIONAL/SYSTEM TEST GOOD REF SMM 34-36-00.

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