# SDR ASAA2020012753960

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2020
- Submitted: January 28, 2020
- Operation: Air carrier
- Aircraft: [N419AS](https://openairdocs.org/aircraft/N419AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41734
- Aircraft time: 27,214 hours, 8,782 cycles
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Autothrottle Sys
- Condition: Faulted
- 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/ASAA2020012753960

## Discrepancy

A/T NOT ARMING FOR TAKEOFF. GROUNDED - YES. ACCOMPLISHED A/T BITE IAW FIM 22-31, TASK 801, LEG 3,  HAD FAULT MESSAGE ASM 1 INTERNAL FAULT 22-31582 IN FAULT HISTORY, NO FAULTS IN CURRENT STATUS. PERFORMED FIM 22-31 TASK 822 INITIAL EVALUATION NO FAULTS NOTED.

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