# SDR AALA202503100626

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2025
- Submitted: March 10, 2025
- Operation: Air carrier
- Aircraft: [N304UF](https://openairdocs.org/aircraft/N304UF), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 68055
- Aircraft time: 73 hours, 36 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Pump
- Condition: Inoperative
- Location: Fuel Boost
- 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/AALA202503100626

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: REPEAT PREVIOUS WRITE UP: WITH 700 POUNDS OF FUEL IN THE CENTER TANK WE TURNED ON BOTH CENTER TANK FUEL PUMPS AFTER LEAVING 10000 FEET. THE LEFT CENTER FUEL PUMP LIGHT ILLUMINATED AND THE CENTER TANK FUEL INCREASED FROM 700 TO 930 POUNDS OF FUEL. DURING THE SAME TIME THE LEFT MAIN TANK FUEL DECREASED BY ABOUT A 400 POUND DIFFERENCE WITH THE RIGHT MAIN TANK FUEL. MAINTENANCE VERIFIED LEFT CENTER TANK BOOST PUMP INOPERATIVE.  (OPEN).

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