# SDR 2000ZZZM73

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N930BB
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47521
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 60030431
- Condition: Dirty
- Location: Cabin
- Component: Grimes
- 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/2000ZZZM73

## Discrepancy

DURING THE ACCOMPLISHMENT OF B-CHECK CARD 0617, REQUIRING THE OPERATIONAL TEST OF THE EMERGENCY LIGHT SYSTEM THE EMERGENCY LIGHTS IN THE FORWARD OVERHEAD CEILING PANEL FAILED TO ILLUMINATE.  THIS DISCREPANCY WAS TROUBLE SHOT TO A BAD BATTERY PACK CHARGER ASSEMBLY.  THE BATTERY PACK WAS REPLACED AND OPERATIONAL CHECKED IAW MCDONNELL DOUGLAS DC9 MM REFERENCE 33-53-0.  (M)

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