# SDR ASAA2022011337158

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2022
- Submitted: January 19, 2022
- Operation: Air carrier
- Aircraft: [N471AS](https://openairdocs.org/aircraft/N471AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41703
- Aircraft time: 27,285 hours, 8,635 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Pressure Switch
- Part number: 21C1322
- Condition: Inoperative
- Location: Mgl Wheel Well
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022011337158

## Discrepancy

#2 AFT MAIN TANK FUEL LOW PRESSURE LIGHT ILLUMINATED IN DESCENT. #2 AFT PUMP SWITCHED OFF FOLLOWING QRH. GROUNDED - YES. REMOVED & REPLACED RIGHT AFT FUEL PRESSURE SWITCH PER B737-900 AMM 28-42-11 PULLED RESET ASSOCIATED (2)CB . OPS CHECK NORMAL.

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