# SDR DALA2025062704808

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2025
- Submitted: June 27, 2025
- Operation: Air carrier
- Aircraft: [N171DN](https://openairdocs.org/aircraft/N171DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 24759
- Aircraft time: 148,541 hours, 22,247 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- 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/DALA2025062704808

## Discrepancy

SHIP 171 DURING SVC CHK FOUND EMERGENCY PATH LIGHTS OUT ON RT SEATS 1-5. CORRECTIVE ACTION: R/R BATTERY ASSY P/N AD-2013-1A AT LOCATION M730. NO HELP. R/R POWER SUPPLY AT LOCATION M730. LIGHTS OPS CHK GOOD. (7471041)

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