# SDR AALA202604171263

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2026
- Submitted: April 17, 2026
- Operation: Air carrier
- Aircraft: [N176UW](https://openairdocs.org/aircraft/N176UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1499
- Aircraft time: 79,835 hours, 31,093 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Lgciu
- Part number: 664700500A4D
- Part serial: 2991
- Condition: Warning Message
- Location: Zone 700
- Part time: 71,344 hours, 36,328 cycles
- Stage of operation: AP
- 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/AALA202604171263

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INBOUND INTO PVR DUE TO FLT CREW REPORTED THAT UPON SELECTING MLG DOWN AN ECAM MESSAGE FOR LANDING MLG DOORS NOT CLOSED, MLG SYSTEM DISAGREE DISPLAYED. FLT CREW COMPLIED WITH ECAM ACTIONS, QRH FOLLOW UP, ECAM SUPPLEMENTAL. MOC CONFIRMED OKAY TO LAND.  FLT CREW REPORTED  FOLLOWING: WHEEL PAGE LT MLG RED TRIANGLE LT SIDE OF MAIN, GREEN TRIANGLE RT SIDE OF MAIN. GEAR DOORS OPEN, NLG STEERING INOP MLG GEAR PANEL ON GLARE SHIELD: RED UNLOCK LT MAIN. 2 GREEN TRIANGLES NOSE & RT MAIN.  ACFT LANDED SAFELY AT PVR & TAXIED TO THE GATE UNDER ITS OWN POWER. MAINT REPLACED LGCIU 1 (AALA202604175322) & 2 (AALA202604171540) IAW AMM 32-31-71. MAINTENANCE ALSO REPLACED SENSOR 15GA (AALA202604177492) IAW AMM 32-31-73. A SATISFACTORY OP CHK ACCOMPLISHED WITH NO FAULTS NOTED.

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