# SDR AALA202109106959

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2021
- Submitted: September 10, 2021
- Operation: Air carrier
- Aircraft: [N923AN](https://openairdocs.org/aircraft/N923AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29524
- Aircraft time: 62,654 hours, 25,811 cycles
- System (JASC): [2841 · Fuel Quantity Indicator](https://openairdocs.org/jasc/2841)
- Part: Sensor
- Condition: Faulty
- Location: Fuel Qty
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202109106959

## Discrepancy

AIRCRAFT WAS GROUNDED: FUEL QTY FLUCTUATED IN ALL THREE TANKS AFTER TAKEOFF, FLIGHT RETURNED TO FIELD. REPLACED FUEL QTY INDICATING SYSTEM PROBE #9 AND TWO OTHERS (AALA202109101402, AALA202109075208), LEAK AND OPS CHECK GOOD.

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