# SDR CALA2026080518296

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2026
- Submitted: August 5, 2026
- Operation: Air carrier
- Aircraft: [N433UA](https://openairdocs.org/aircraft/N433UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 589
- Aircraft time: 89,749 hours, 36,151 cycles
- Engine: Iae V2527A5
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Split
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026080518296

## Discrepancy

DURING OPS CHECK OF THE EMERGENCY POWER SUPPLY UNITS PTP DISPLAYS FAULT MESSAGE EPSU EXT LOAD EMR R.  FOUND AFT RT OVERWING LIGHT TO BE BURNED OUT. WHEN INSPECTING THE LIGHT FOUND LIGHT HOUSING SPLIT IN HALF.  REPLACED OVERWING LIGHT ASSY IAW AMM 33-51-15-400-001-A. OPS CHKD GOOD.

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