# SDR DALA2026031901897

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2026
- Submitted: March 19, 2026
- Operation: Air carrier
- Aircraft: [N347NB](https://openairdocs.org/aircraft/N347NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1800
- Aircraft time: 63,610 hours, 32,550 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Uplock Sensor
- Part number: C247300016
- Part serial: H3143
- Condition: Faulty
- Location: X
- Part time: 63,610 hours, 32,550 cycles
- Stage of operation: CL
- 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/DALA2026031901897

## Discrepancy

ON TAKEOFF, NLG DID NOT RETRACT. RESET IAW ECAM. CONTACTED MX DISPATCH & ELECTED TO CONTINUE MLG NOT UPLOCKED ECAM. SECONDARY INDICATION WERE SIGNIFICANT BUFFETING THAT WENT AWAY WHEN ECAM CLEARED.  AMPLE NLG SENSOR HISTORY LGCIU 1&2 BITE TEST GOOD. T/S IAW TSM 32-31-00-810-865-A, SUSPECT NLG UPLOCK ASSY (2530GM) WIP (DP098218) REMOVED NLG UPLOCK ASSY (2530GM) REF AMM 32- 31, LGCI BREAKERS PULLED, GREEN SYS DEPRESSRIZED IAW AMM 29-14,AIR DATA PROBES BREAKERS PULLED REF AMM 34-11. (11EA). INSTALLED NLG UPLOCK ASSY (2530GM) REF AMM 32-31, RIGGING PINS REMOVED, PREVIUOSLY OPENED LGCIU & AIR DATA PROBES C/B'S CLOSED GREEN SYS REPRESSURIZED. AWAITING JACKS FOR FUNCTIONAL CHK & UPLOCK LEAK CHK. FUNCTL CHECK & LEAK CHKD GOOD ON NLG UPLOCK IAW AMM 32-31 OK FOR SVC. (LP: 8448798)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.