# SDR ASOA201100171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2011
- Submitted: January 31, 2011
- Operation: Air carrier
- Aircraft: N935EV
- Make and model: Cndair CL6002B19
- Aircraft serial: 8037
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Switch
- Condition: Contaminated
- Location: Thrust Reverser
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA201100171

## Discrepancy

RIGHT REVERSER UNLOCK MESSAGE ON TAKEOFF.  EMERGENCY DECLARED & RETURNED TO DEPARTURE.   CLEANED SWITCHES, PERFORMED OPS CHECK OF THRUST REVERSER IAW AMM 71-00-00. OPS CKS GOOD.

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