# SDR AALA202408067819

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2024
- Submitted: August 6, 2024
- Operation: Air carrier
- Aircraft: [N766AN](https://openairdocs.org/aircraft/N766AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 32880
- Aircraft time: 81,718 hours, 10,371 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Pressure Switch
- Part number: 211C223534
- Condition: Inoperative
- Location: Zone 700
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202408067819

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: BRAKE SOURCE LIGHT CAME ON DURING DESCENT EMERGENCY DECLARED AND CAME OUT AFTER LANDING. ALL HYD PRESSURES WERE NORMAL. MAINTENANCE REPLACED NORMAL PRESSURE SWITCH 532014, PER AMM 32-41-13.

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