# SDR DALA2026083004888

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2026
- Submitted: August 30, 2026
- Operation: Air carrier
- Aircraft: [N343NB](https://openairdocs.org/aircraft/N343NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1752
- Aircraft time: 63,304 hours, 33,236 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Gcu
- Part number: 801780388013
- Part serial: 2539842341
- Condition: Excess Play
- Location: Zone 700
- Part time: 31,215 hours, 16,663 cycles
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026083004888

## Discrepancy

GO-AROUND, 2 FLIGHTS IN A ROW L/G SYS DISAGREE ON LANDING ROLLOUT.  R & R LGCIU 2 IAW  AMM 32-31. TEST OK. DURING INSPECTION OF 29GA PROX SENSOR, FOUND LINKAGE BETWEEN LT MLG DOOR BYPASS VALVE AND UPLOCK W/ EXCESSIVE PLAY W/ GEAR DOOR CLOSED AND MANIPULATING LINKAGE LT MLG DOOR MOMENTARILY OPENS THEN CLOSES. REQUIRES FURTHER T/S. CONTINUED TROUBLESHOOTING, FOUND LEFT MLG BYPASS VALVE TO HAVE PLAY. REMOVED AND REPLACED LEFT MLG BYPASS VALVE 2517GM, REF AMM 32-31-13. OPERATIONAL CHECK GOOD, NO MESSAGES OR ERRONEUS LT GEAR DOOR MOVEMENTS. (LP: 8900216, AIRCRAFT WAS GROUNDED)

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