# SDR ASAA2019041098946

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2019
- Submitted: April 10, 2019
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 27,182 hours, 7,893 cycles
- System (JASC): [2822 · Fuel Boost Pump](https://openairdocs.org/jasc/2822)
- Part: Circuit Breaker
- Condition: Tripped
- Location: Boost Pump
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019041098946

## Discrepancy

TANK 1 FWD BOOST PUMP C/B POPPED ON P91 D1 WHILE ACCESSING VACUUM WASTE C/B. GROUNDED - YES. INSPECTED C/B & ASSOC WIRING FOR DAMAGE. NONE FOUND. RESET C/B PER B737-800 AMM 20-60-01 & FUEL BOOST PUMP OPS CKS NORMAL REF AMM 28-22-41-720-802 C/B REMAINED CLOSED.

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