# SDR IPXA2026090129180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2026
- Submitted: September 2, 2026
- Operation: Air carrier
- Aircraft: [N627UP](https://openairdocs.org/aircraft/N627UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 65780
- Aircraft time: 21,301 hours, 3,203 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Charger
- Part number: 893003
- Part serial: 08748
- Condition: Faulted
- Location: Master
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026090129180

## Discrepancy

EMERGENCY DECLARED,  WHILE IN CRUISE FL 350 JUST AFTER TOC A FAINT ACRID SMELL WAS NOTICEABLE AND VISIBLE. RAN SMOKE, FIRE, FUMES CHECKLIST. IRO SEARCHED FOR POSSIBLE SOURCE BUR COULD NOT LOCATE. REPLACED THE MAIN BATTERY CHARGER IAW AMM 34-31-02/401. OK FOR SERVICE. REPLACED MAIN BATTERY PRECAUTIONARY IAW AMM 24-31-01/401 DUE TO HISTORY WITH MAIN BATTERY CHARGER. BATTERY AND CHARGER ARE FUNCTIONING NORMALLY IAW AMM 24-31-01-710-801. OK FOR SERVICE.

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