# SDR 3EJA2026050100026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2026
- Submitted: May 1, 2026
- Operation: Air carrier
- Aircraft: [N943JS](https://openairdocs.org/aircraft/N943JS), registered now
- Make and model: Cessna 680CE
- Aircraft serial: 6800046
- Aircraft time: 10,089 hours, 6,737 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Bypass Switch
- Part number: 30B350003
- Part serial: HE4044
- Condition: Failed
- Location: Zone 400
- Part time: 17 hours, 12 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/3EJA2026050100026

## Discrepancy

DURING CLIMB I RECEIVED A CASS MESSAGE, FUEL FILTER BYPASS L. R&R LH FUEL FILTER AND FUEL FILTER BYPASS SWITCH.

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