# SDR EIAA20120404037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2012
- Submitted: April 4, 2012
- Operation: Air carrier
- Aircraft: N489EV
- Make and model: Boeing 747230B
- Aircraft serial: 23393
- Aircraft time: 97,652 hours, 17,943 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Dirty
- Location: Emergency Light
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIAA20120404037

## Discrepancy

EMERGENCY EXIT SLIDE LIGHTS UPPER DECK LEFT DOOR SILL INOPERATIVE.  REMOVED BATTERY CLEANED BATTERY PACK X631 CONTACTS AND RE-INSTALLED PER B747 MM 33-51-04 PG 204-205, OPS CHECK GOOD.

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