# SDR CALA2024123001702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2024
- Submitted: December 30, 2024
- Operation: Air carrier
- Aircraft: [N24980](https://openairdocs.org/aircraft/N24980), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 66138
- Aircraft time: 21,611 hours, 2,118 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Switch
- Part number: 402112
- Condition: Faulted
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024123001702

## Discrepancy

DUE TO PREVIOUS REPORTS OF FD OVERHEAD EMERGENCY LIGHT SW GUARD PROBLEM, REPLACE GUARD SW ASSY REF IPD 30-41-02-01 ITEM 80. CARRIED BY ELB REPLACED SWITCH GUARD FOR EMERGENCY LIGHTS SWITCH AS REQ'D. OPS CHK GOOD PARTS USED:  19-3351-3-0093,QTY :1

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