# SDR 98ZZZM946

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N389US
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23311
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131ALP
- Condition: Inop
- 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/98ZZZM946

## Discrepancy

PIT - PILOT REPORTED THAT VARIOUS CABIN AND FLOOR LOW LEVEL EMERGENCY LIGHTING THROUGHOUT THE CABIN WAS INOP.  MAINTENANCE REMOVED AND REPLACED THE CHARGER ASSEMBLIES AND BATTERY PACKS AT THE MID CABIN AND AFT CABIN, LEFT SIDE.  OPERATIONAL CHECK GOOD.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.