# SDR 99ZZZM358

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N228US](https://openairdocs.org/aircraft/N228US), registered now
- Make and model: Boeing 737201
- Aircraft serial: 21817
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6104789
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZM358

## Discrepancy

CLE - MAINTENANCE FOUND THE FORWARD ENTRY DOOR AND FORWARD SERVICE DOOR EXTERIOR EMERGENCY LIGHTS INOPERATIVE.  ALSO, FOUND THE INTERIOR LOWER EXIT SIGNS INOPERATIVE.  MAINTENANCE REMOVED AND REPLACED THE POWER SUPPLY AND BATTERY PACK.  OPERATIONAL CHECK GOOD.  (M)

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