# SDR IPXA2018010825235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 5, 2018
- Submitted: January 8, 2018
- Operation: Air carrier
- Aircraft: [N472UP](https://openairdocs.org/aircraft/N472UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28843
- Aircraft time: 18,812 hours, 12,776 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Spring
- Condition: Broken
- Location: Switch Guard
- 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/IPXA2018010825235

## Discrepancy

EMERGENCY LIGHT GUARDED SWITCH SPRING BROKEN. REPLACED THE LIGHT GUARDED SWITCH IAW MM 33-51-00

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