# SDR AALA202002039032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2020
- Submitted: February 3, 2020
- Operation: Air carrier
- Aircraft: [N586UW](https://openairdocs.org/aircraft/N586UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6230
- Aircraft time: 19,680 hours, 7,607 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Fault Light
- Condition: False Activation
- Location: Brake Tach
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202002039032

## Discrepancy

AIRCRAFT WAS GROUNDED: BRAKES RELEASED ECAM  AFTER REAR EXTENSION AUTO BRAKES INOP / ON TAXI BRAKE  NO.3 350 DEGREES TEMP BRAKE NO.4 4OO DEGREES TEMP. REMOVED AND REPLACED # 3 MALG BRAKE TACHOMETER IAW AMM 32-42-57.

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