# SDR SWAA2023071176869

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2023
- Submitted: July 11, 2023
- Operation: Air carrier
- Aircraft: [N218WN](https://openairdocs.org/aircraft/N218WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32489
- Aircraft time: 59,714 hours, 35,966 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023071176869

## Discrepancy

LEFT WING TANK SUSPECTED LEAKING QTY STARTED AT 8600LBS LOST 380LBS IN 5 MINUTES THEN STABILIZED AT 8200.<[01] PERFORMED FQIS BITE PER FIM 28-41 TASK 801; NO DEFECTS FOUND. PERFORMED COMPARISON CHECK OF FQIS SYSTEM TO FUEL STICKS PER AMM 28-41-00; STICKS AND QTY GAUGES ON WING; AND IN FLIGHT DECK ALL AGREE. AC OK FOR SERVICE.

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