# SDR ASAA2022051738360

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2022
- Submitted: May 19, 2022
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 36,618 hours, 10,698 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Switch
- Part number: 21C1321
- Condition: Failed
- Location: Right Wing
- Stage of operation: TX
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022051738360

## Discrepancy

AFTER SHUTDOWN PLACED #2 AFT FUEL PUMP SWITCH TO OFF. LOW PRESSURE LIGHT DID NOT ILLUMINATE. GROUNDED - YES. REPLACED #2 AFT FUEL PUMP SWITCH REF B737-800 AMM 28-42-11-420-801. OPS CHECK GOOD.

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