# SDR P5CA0300931

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2003
- Submitted: August 27, 2003
- Operation: Air carrier
- Aircraft: N505MC
- Make and model: Boeing 747-2D3B
- Registry model: [Boeing 747-2D3B](https://openairdocs.org/model/boeing-747-2d3b) (OpenAirDocs)
- Aircraft serial: 21251
- Aircraft time: 64,880 hours, 18,120 cycles
- System (JASC): [2821 · Aircraft Fuel Filter/Strainer](https://openairdocs.org/jasc/2821)
- Part: Valve
- Part number: 408851
- Part serial: 7250
- Condition: Malfunctioned
- Location: Nr 4 Fuel Tank
- 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/P5CA0300931

## Discrepancy

NR 4 MAIN FUEL TANK - REFILL VALVE WILL NOT SHUT OFF.   REMOVED AND REPLACED NR 4 MAIN FUEL TANK REFILL VALVE IAW AMM 28-21-13.

---
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.