# SDR MTNA2026061500001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2026
- Submitted: June 16, 2026
- Operation: Air carrier
- Aircraft: [N758FX](https://openairdocs.org/aircraft/N758FX), registered now
- Make and model: Textrn 408
- Aircraft serial: 4080014
- Aircraft time: 802 hours, 576 cycles
- System (JASC): [2840 · Fuel Indicating System](https://openairdocs.org/jasc/2840)
- Part: Probe
- Part number: 99107035
- Condition: False Indication
- Location: Zone 500
- Part time: 802 hours, 576 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MTNA2026061500001

## Discrepancy

DURING MTNA'S 800 HR INSPECTION ON 758FX IT WAS IDENTIFIED THAT:  LEFT FUEL QTY FOUND TO BE INACURATE, WITH EMPTY LEFT SIDE IS 77OLB OF FUEL MX: SYSTEM T/S PERFORMED, DETERMINED #4 PROBE AT FAULT PER C408 MM CHAPT 28-40-00. REPLACED #4 LEFT FUEL QTY PROBE AND SYSTEM CHECKED GOOD PER C408 MM CHAPT 28-40-05 AND 28-40-00.

---
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.