# SDR CALA2025092909388

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2025
- Submitted: September 29, 2025
- Operation: Air carrier
- Aircraft: [N820UA](https://openairdocs.org/aircraft/N820UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 898
- Aircraft time: 80,313 hours, 34,946 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lamp
- Part number: 1810
- Part serial: NSN
- Condition: No Test
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025092909388

## Discrepancy

DURING CABIN EMERGENCY LIGHT TEST, EPSU EXT LOAD EMER R  DISPLAYED ON PTP. REPLACED RIGHT SIDE AFT OVERWING EMERGENCY LIGHT FWD LAMP IAW AMM 33-51-15-400-001-A STEP 4.B(2), TEST PERFORMED IAW AMM 33-51-00-710-001A AND TEST OK.

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