# SDR UPS07451218

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2007
- Submitted: November 28, 2007
- Operation: Air carrier
- Aircraft: N683UP
- Make and model: Boeing 747121
- Aircraft serial: 20353
- Engine: Pwa JT9D7A
- System (JASC): [7331 · Fuel Flow Indicating](https://openairdocs.org/jasc/7331)
- Part: Electronic Unit
- Condition: Smoke
- Location: Fuel Flow
- Stage of operation: IN
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07451218

## Discrepancy

FUEL FLOW ELECTRONICS UNIT SMOKING.  REMOVED AND REPLACED FUEL FLOW ELECTRONICS UNIT PER MM 73-31-02.  OPS CHECK NORMAL.

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