# SDR ASAA202002132170

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2020
- Submitted: February 14, 2020
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 48,767 hours, 14,504 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Warning Light
- Condition: False Activation
- Location: Fuel Pump
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA202002132170

## Discrepancy

MAIN TANK # 1 AFT FUEL PUMP "LOW PRESSURE LIGHT" ILLUMINATED. FUEL QTY WAS 3.46 (3460 LB). GROUNDED - YES. T/S WITH B737-800 FIM 28-22 TASK 803, NO FAULT FOUND. PERFORMED #1 AFT FUEL BOOST PUMP OPERATIONAL TEST, TEST PASSED REF B737-800 AMM 28-22-41-710-801. TRANSFERRED 1,500 LBS WITH #1 AFT FUEL BOOST PUMP AND NO FAULTS NOTED. FUEL BOOST PUMP GROUND VERIFICATION SUCCESSFUL.

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