# SDR ASOA02593

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 2002
- Submitted: January 6, 2003
- Operation: Air carrier
- Aircraft: [N844AS](https://openairdocs.org/aircraft/N844AS), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7317
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Warning System
- Condition: Activated
- Location: Cockpit
- Stage of operation: CL
- 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/ASOA02593

## Discrepancy

FLT 4403 - DURING CLIMB THROUGH 10,000 FEET FROM GRR-ATL, A RIGHT THRUST REVERSER UNLOCK MESSAGE OCCURRED AND AN EMERGENCY WAS DECLARED.  THE AIRCRAFT RETURNED TO GRR AND LANDED SAFELY.  MAINTENANCE DEFERRED THE THRUST REVERSER SYSTEM IAW MEL NR 78-30-1.  (M)

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