# SDR AALA202101199004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2021
- Submitted: January 19, 2021
- Operation: Air carrier
- Aircraft: [N579UW](https://openairdocs.org/aircraft/N579UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6100
- Aircraft time: 22,563 hours, 8,787 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Master Caution
- Condition: False Activation
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202101199004

## Discrepancy

AIRCRAFT WAS GROUNDED.  INTERMITTENT MASTER CAUTION DURING THE START OF TAKE OFF ROLL.  ABORTED TAKEOFF.  NO FAULTS DISPLAYED ON MY ARRIVAL TO AIRCRAFT.  RESET FMGC 1 & 2.  ACCOMPLISHED SUCCESSFUL AFS TEST & LAND CAT III CAPABILITY TEST, IAW AMM 22-96-00 & 22-97-00.  AIRCRAFT REMAINS CAT 3 DUAL.

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