# SDR A6WA2019100746903

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2019
- Submitted: October 7, 2019
- Operation: Air carrier
- Aircraft: [N421ZW](https://openairdocs.org/aircraft/N421ZW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7346
- Aircraft time: 41,227 hours, 39,014 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Actuator
- Part number: 32725706
- Part serial: 5981
- Condition: Unlocked
- Location: Ballscrew
- Part time: 40,215 hours, 36,887 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A6WA2019100746903

## Discrepancy

LEFT REVERSER UNLOCKED IN FLT NO ADVERSE HANDLING CHARACTERISTICS. RAN QRH.  L REV UNLOCK CAUTION MESSAGE  IN FLIGHT TR NOT ARMED AMBER REV ICON PHYSICALLY NOT STOWED EMER STOW PRESSED MSG REMAINS.  REMOVED FROM SERVICE TO MEL. FOUND BROKEN T/R BALL SCREW ACTUATOR. R&R'D L/H ENGINE LOWER INBOARD BALL SCREW ACTUATOR IAW AMM 78-32. CHECKS GOOD. REMOVED "M" ACTION AND PLACARD. THIS CLEARS MEL.

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