# SDR AALA202603069005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 21, 2026
- Submitted: March 6, 2026
- Operation: Air carrier
- Aircraft: [N865NN](https://openairdocs.org/aircraft/N865NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29554
- Aircraft time: 44,687 hours, 19,095 cycles
- System (JASC): [2842 · Fuel Quantity Sensor](https://openairdocs.org/jasc/2842)
- Part: Probe
- Part number: 202000115
- Condition: Faulted
- Location: Zone 500
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603069005

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: AT CRUISE NOTICED ENGINE #1 WAS IMBALANCED; EXPECTED FUEL AT DESTINATION WAS INDICATING 11K LBS AND WAS DROPPING FAST TO 10KLBS. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT PHX. VERIFIED LEFT HAND FUEL QUANTITY INOPERATIVE.   REMOVED AND REPLACED NUMBER 1 ENGINE FUEL FLOW TRANSMITTER, PER AMM 73-31-01. ALSO, REMOVED AND REPLACED COMPENSATOR (AALA202603066245) AND FUEL QUANTITY PROBES NUMBER 1 THRU 12 , PER 28-41-21.

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