# SDR AALA202312143755

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2023
- Submitted: December 14, 2023
- Operation: Air carrier
- Aircraft: [N722AN](https://openairdocs.org/aircraft/N722AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 31547
- Aircraft time: 41,745 hours, 4,914 cycles
- System (JASC): [3244 · Tire](https://openairdocs.org/jasc/3244)
- Part: Tire
- Part number: UNKNOWN
- Condition: Flat
- Location: Zone 700 - Gears
- Stage of operation: CL
- 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/AALA202312143755

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AN EMERGENCY WAS DECLARED ON ENTERING LHR AIRSPACE DUE TO AFTER MIA DEPARTURE, ON GEAR RETRACTION, TIRE PRESSURE MESSAGE / AMBER MLG, NO. 8 TIRE. AIRCRAFT LANDED SAFELY AT LHR WITHOUT FURTHER INDECENT. MAINTENANCE FOUND NUMBER 8 TIRE HAD LOST ALL PRESSURE. REPLACED NUMBER 8 WHEEL ASSEMBLY PER AMM 32-45-01-000-801 AND AMM 32-45-01-400-801.

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