# SDR 2002UALA01295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2002
- Submitted: September 11, 2002
- Operation: Air carrier
- Aircraft: [N655UA](https://openairdocs.org/aircraft/N655UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25393
- Aircraft time: 43,074 hours, 7,024 cycles
- Engine: Pwa PW4060
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Pump
- Part number: 5006286F
- Part serial: 3170
- Condition: Faulty
- Location: Fuel System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2002UALA01295

## Discrepancy

INDICATION OF A LEFT CENTER BOOST PUMP FAILURE WITH POSSIBLE FUEL IMBALANCE.  THE LEFT CENTER FUEL TANK OVERRIDE PUMP WAS REPLACED AND OPS CHECKED OK.  SYSTEM OPERATION NORMAL THROUGH 8/25/2002.  SHOP TEST OF THE REMOVED PUMP WAS PERFORMED WITH NO DEFECTS NOTED.  8/26/02 THE LT OVERRIDE PUMP AGAIN EXHIBITED THE SAME SYMPTOM.  THE PUMP WAS REMOVED AND A PUMP WITH MACHINED DIFFUSER WAS INSTALLED AND SYSTEM OPERATION HAS BEEN NORMAL TO DATE.

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