# SDR AALA202408307534

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2024
- Submitted: August 30, 2024
- Operation: Air carrier
- Aircraft: [N991NN](https://openairdocs.org/aircraft/N991NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31242
- Aircraft time: 23,517 hours, 9,940 cycles
- System (JASC): [3241 · Brake Anti-Skid Section](https://openairdocs.org/jasc/3241)
- Part: Anti-Skid Sys
- Part number: 429352
- Condition: Faulty
- Location: Zone 700
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202408307534

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: ON LANDING AUTO BRAKES DID NOT FUNCTION. AUTO BRAKE DISARM LIGHT ILLUMINATED IMMEDIATELY. REMOVED AND REPLACED ANTI-SKID AUTO BRAKE CONTROL UNIT. PER AMM 32-42-21.

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