# SDR ASAA2016041516410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2016
- Submitted: April 18, 2016
- Operation: Air carrier
- Aircraft: [N597AS](https://openairdocs.org/aircraft/N597AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35689
- Aircraft time: 30,752 hours, 9,468 cycles
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Autothrottle Sys
- Condition: Malfunctioned
- Stage of operation: TX
- 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/ASAA2016041516410

## Discrepancy

DURING TAXI OUT WITH AUTOTHROTTLE ENGAGED,  CLICKED OFF AND WOULD NOT RE-ENGAGE.  ACFT GROUNDED.  ACCOMPLISHED OPS CHECK AND SYSTEM OPS TEST, IAW AMM 22-31-00, BOTH OPS CHECK NORMAL.

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