# SDR 2010F00050

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2010
- Submitted: February 26, 2010
- Operation: Air carrier
- Aircraft: [N953QS](https://openairdocs.org/aircraft/N953QS), registered now
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500153
- Aircraft time: 8,862 hours, 5,360 cycles
- Engine: Allsn AE3007C
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Indicator
- Condition: Illuminated
- Location: Thrust Reverser
- Stage of operation: CR
- 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/2010F00050

## Discrepancy

AT FL410 LT TR "ARM" AND "UNLOCK" LIGHTS ILLUMINATED, NO CAS MESSAGE.  WITH THE STOW SWITCH IN "EMER STOW", THE "UNLOCK" LIGHT CYCLED ON/OFF EVERY 4-5 MINUTES.

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