# SDR FDEA202210282689

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2022
- Submitted: October 30, 2022
- Operation: Air carrier
- Aircraft: [N770FD](https://openairdocs.org/aircraft/N770FD), registered now
- Make and model: Boeing 757222
- Aircraft serial: 24743
- Aircraft time: 82,960 hours, 33,134 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 18185
- Condition: No Test
- Location: Emergency Lights
- 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/FDEA202210282689

## Discrepancy

MULTIPLE EMERGENCY EXIT LIGHTS FAIL TO TEST. ALL LIGHT ASSOCIATED WITH EMEGENCY LIGHTS POWER SUPPLY M730.  REPLACED BATTERY PACK AT POWER SUPPLY M00730. RADIANT ILLUMINATION INC MPN 2013-1A   S/N 18185. VERIFIED CHARGER OUTPUT GOOD. EMERGENCY LIGHT OPS CKS GOOD.

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