# SDR AALA201907129006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2019
- Submitted: July 12, 2019
- Operation: Air carrier
- Aircraft: [N763US](https://openairdocs.org/aircraft/N763US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1360
- Aircraft time: 49,519 hours, 31,873 cycles
- System (JASC): [3457 · Global Positioning System](https://openairdocs.org/jasc/3457)
- Part: Unknown
- Condition: Malfunctioned
- Location: Gps System
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201907129006

## Discrepancy

AIRCRAFT IN BASE VISIT: MAINTENANCE REPORTS BOTH GPS'S FAILED DURING FLIGHT IN COCKPIT. MAINTENANCE PERFORMED TSM 34-36-00-810-873-A TSM 34-36-00-810-842-A AND TSM 34-36-00-810-844-A AND PERFORMED OPERATIONAL TEST OF THE GPS IAW AMM 34-36-00-710-008-A. TEST IS OK AND PERFORMED RESET OF THE MMR1 AND MMR2 AND PERFORMED BITE TEST OF THE MMR1, MMR2 IAW AMM 34-36-00-740-006-A. TEST ARE OK. GPS SYSTEM OPERATES CORRECTLY.

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