# SDR DXTA2026081009178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2026
- Submitted: August 10, 2026
- Operation: Air carrier
- Aircraft: [N941QS](https://openairdocs.org/aircraft/N941QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0374
- Aircraft time: 3,153 hours, 2,111 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Check Valve
- Part number: 101024701
- Part serial: 1735
- Condition: Faulted
- Location: Boost Pump
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026081009178

## Discrepancy

DURING CRUISE FLIGHT, SELECTED CROSSFEED FROM LEFT TANK TO RIGHT ENGINE.  LEFT FUEL BOOST PUMP TURNED ON NORMALLY, FOLLOWED ALMOST IMMEDIATELY BY RIGHT FUEL BOOST PUMP AMBER CAS, THEN LEFT FUEL BOOST PUMP CAS MESSAGE CHANGING TO AMBER.  RAN QRH AND CAS MESSAGES DISAPPEARED.  DID NOT ATTEMPT ANY FURTHER FUEL CROSSFEED, REST OF FLIGHT UNEVENTFUL. REMOVED & REPLACED THE CHECK VALVE IAW AMM 28-20-30.  PERFORMED FUEL CROSS FEED VALVE OPS CHECK IAW AMM. CHAPTER 28-20-00. NO PROBLEM FOUND.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.