# SDR ASAA2021031334301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2021
- Submitted: March 18, 2021
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 38,521 hours, 11,222 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Pump
- Part number: 607551005
- Part serial: 31044969
- Condition: Failed
- Location: Fuel Boost
- Part time: 38,545 hours, 11,235 cycles
- Stage of operation: NR
- 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/ASAA2021031334301

## Discrepancy

NUMBER ONE MAIN FUEL TANK, AFT FUEL PUMP, LOW PRESSURE LIGHT ILLUMIINATED. RAN QRH PROCEDURE DUE TO LIGHT REMAINING ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED #1 MAIN FUEL AFT PUMP IAW B737-800 AMM 28-22-41. OPS CHECK GOOD. NO LEAKS NOTED AT THIS TIME.

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