# SDR 99ZZZM377

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N589US
- Make and model: Boeing 737301
- Aircraft serial: 23934
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery Charger
- Part number: 279202
- Condition: Failed
- Location: Battery Compt
- Part time: 16,172 hours
- Stage of operation: CR
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZM377

## Discrepancy

DEN - FLT 621 - EN ROUTE FROM LAS TO PHL, CREW REPORTED A STRONG ODOR OF ELECTRICAL FUMES IN THE CABIN.  CREW DECLARED AN EMERGENCY AND DIVERTED TO DEN.  FLIGHT LANDED WITHOUT FURTHER INCIDENT.  MAINTENANCE FOUND THE MAIN AIRCRAFT BATTERY TO HAVE AN INTERNAL SHORT.  REMOVED AND REPLACED THE MAIN AIRCRAFT BATTERY AND THE BATTERY CHARGER PER MM 24-31-11.  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.