# SDR 2026F00033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2026
- Submitted: March 19, 2026
- Operation: General aviation
- Aircraft: [N747EF](https://openairdocs.org/aircraft/N747EF), registered now
- Make and model: Boeing 747-8
- Registry model: [Boeing 747-8](https://openairdocs.org/model/boeing-747-8) (OpenAirDocs)
- Aircraft serial: 40906
- System (JASC): [2897 · Fuel System Wiring](https://openairdocs.org/jasc/2897)
- Part: Connector
- Condition: Burned
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026F00033

## Discrepancy

DURING ROUTINE MAINTENANCE,  REMOVAL OF A RACK AND ITS ELECTRICAL COMPONENTS, IT WAS NOTICED THAT A ELECTRICLA CONNECTOR (PLUG/RECEPTACLE) STABILIZER FUEL PUMP WIRING, HAD NOT BEEN PROPERLY CONNECTED. WHEN THE DISCONNECTING THE PLUG, IT WAS FOUND THAT TWO PINS AND THE PLUG WERE CHARRED.

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