# SDR UPS03841335

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2003
- Submitted: October 8, 2003
- Operation: Air carrier
- Aircraft: N840UP
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46140
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: 6012235
- Part serial: 322
- Condition: Will Not Test
- Location: Cockpit
- 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/UPS03841335

## Discrepancy

EMERGENCY LIGHTS WILL NOT TEST.   REMOVE AND REPLACED EMERGENCY LIGHTING BATTERY AND RELAY UNIT IAW 33-50-01-2 OPS CK OKAY. P/N 60-1223-5, S/N 322 OFF, P/N 5708458-503, S/N FTL010 ON.

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