# SDR ASAA2021072535526

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2021
- Submitted: July 27, 2021
- Operation: Air carrier
- Aircraft: [N512AS](https://openairdocs.org/aircraft/N512AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 39043
- Aircraft time: 46,553 hours, 13,765 cycles
- System (JASC): [2230 · Auto Throttle System](https://openairdocs.org/jasc/2230)
- Part: Autothrottle Sys
- Condition: Faulted
- Location: Nr 2
- Stage of operation: TO
- 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/ASAA2021072535526

## Discrepancy

AUTOTHROTTLE WILL NOT STAY ENGAGED, DURING TAKEOFF THE #2 THRUST LEVER LAGGED BEHIND #1. HAD TO BE PUSHED UP MANUALLY. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 22-31 TASK 801 NO FAULTS FOUND DURING BITE CHECK. COMPLETED ALL A/T INTERACTIVE TESTS ALL TESTS PASS. CAT 3 AUTOLAND REINSTATED AND AUTHORIZED.

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