# SDR DXTA2026052808237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2026
- Submitted: May 28, 2026
- Operation: Air carrier
- Aircraft: [N855QS](https://openairdocs.org/aircraft/N855QS), registered now
- Make and model: Textrn TEXTRON700
- Aircraft serial: 7000107
- Aircraft time: 2,861 hours, 1,664 cycles
- Engine: Hnywl AS90721S
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Switch
- Part number: 2718964
- Part serial: 3580
- Condition: Faulty
- Stage of operation: TO
- How discovered: V
- Nature of condition: J, O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026052808237

## Discrepancy

AFTER TAKEOFF AMBER ENG CTRL FAULT L ILLUMINATED.   REMOVED DEFECTIVE LH DUAL FUNCTION TEMP/BYPASS SW PN: 2718964 SN: 3580. INSTALLED CANNABALIZED/SERVICEABLE DUAL FUNCTION TEMP/BYPASS SW PN: 2718964 SN: 4147 FROM AIRCRAFT N890QS S/N 700-0150. ENGINE RUNS LEAK/OPS CHECK GOOD. WORK IAW LMM 73-30-05.

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