# SDR CALA2026061717163

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2026
- Submitted: June 17, 2026
- Operation: Air carrier
- Aircraft: [N454UA](https://openairdocs.org/aircraft/N454UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1104
- Aircraft time: 81,538 hours, 33,566 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Uplock
- Part number: C247300005
- Part serial: 723
- Condition: Faulted
- Location: Nlg Door
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026061717163

## Discrepancy

NOSE LANDING GEAR DOORS DID NOT CLOSE UPON  RETRACTING GEAR ON TAKEOFF. CYCLED NO JOY.   NLG DOORS DID NOT LOSE UPON RETRACTING GEAR ON TAKEOFF. CYCLED NO JOY.  PERFORMED REMOVAL OF THE NLG DOOR-UPLOCK ASSY IAW AMM 32-31-14-000-001.  CHECKED MATING SURFACES & ATTACH POINTS ON ACFT SIDE. NO DEFECTS NOTED.  PFR CHECKED, DOES NOT SHOW A FAULT WITH MLG DOORS, & THERE IS NO RELATED FAULT ON LGCIU 1 & 2. PERFORMED OPS TEST OF MLG DOORS (WITH FALSE TARGETS) IAW AMM 32-31-00-710-002-A. OPS CHKD NORMAL.  PERFORMED INSTALLATION OF NLG DOOR UPLOCK ASSY IAW AMM 32-31-13-400-001.

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