# SDR CALA2026021213745

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2026
- Submitted: February 12, 2026
- Operation: Air carrier
- Aircraft: [N30401](https://openairdocs.org/aircraft/N30401), registered now
- Make and model: Boeing 737924
- Aircraft serial: 30118
- Aircraft time: 66,817 hours, 28,119 cycles
- Engine: Cfmint CFM567B262
- System (JASC): [2841 · Fuel Quantity Indicator](https://openairdocs.org/jasc/2841)
- Part: Probe
- Part number: 202000208
- Part serial: 1860
- Condition: Faulty
- Location: Zone 100 Fuel
- Part time: 66,812 hours, 28,116 cycles
- Stage of operation: CL
- 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/CALA2026021213745

## Discrepancy

FUEL IMBALANCE ON TANK 1 DECREASING RAPIDLY.   PERFORMED NR 1 TANK FQIS DRY RESISTANCE AND CAPACITANCE CHECK IAW AMM 28-41-21-710-801, FOUND F15, F1, F2, F3, F4, F5, F6 FQIS TANK UNITS OUT OF LIMITS.  R & R NR 1 FQIS TANK UNITS OUT OF LIMITS F15, F1, F2, F3, F4, F5, F6 IAW AMM 28-41-21-000/400-801. PERFORMED FQIS BITE TEST: PASS, NO FAULTS NOTED REF AMM 28-41-21.

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