# SDR ASAA11510202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2011
- Submitted: August 8, 2011
- Operation: Air carrier
- Aircraft: [N585AS](https://openairdocs.org/aircraft/N585AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35683
- Aircraft time: 14,953 hours, 4,599 cycles
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Servo
- Part number: 305RAA1
- Part serial: AS05905
- Condition: Failed
- Location: Autothrottle Sys
- Part time: 2,284 hours, 739 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA11510202

## Discrepancy

AUTOTHROTTLES WILL NOT STAY ENGAGED.  PERFORMED FIM TASK 22 31 00 810 805 AUTOTHROTTLE SERVO MOTOR FAILURE.  CONFIRMED FAULT NR 1 AUTOTHROTTLE SERVO MOTOR FAILURE.  REPLACED NR 1 AUTOTHROTTLE SERVO MOTOR PER M/M 22 31 91.  OPS CHECK GOOD.

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