# SDR ASAA2018073125589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2018
- Submitted: July 31, 2018
- Operation: Air carrier
- Aircraft: [N581AS](https://openairdocs.org/aircraft/N581AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35188
- Aircraft time: 42,975 hours, 12,901 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018073125589

## Discrepancy

FLT CONTROL CAUTION LIGHT, SPEED TRIM FAIL ON RECALL. EXTINGUISHES ON RESET. GROUNDED - YES. FLT FAULT REVIEW LOGGED FAULTS 22-11182 AND 22-11208 STAB TRIM CUTOUT FAULT. PERFORMED FIM 22-13 TASKS 813 AND 818 NO FAULTS. PERFORMED LAND VERIFY TEST REF AMM 22-11-00/201 BITE GROUP 49. ALL TESTS PASSED. ALSO PERFORMED PSEU BITE CK REF AMM 32-09-10-740/801 NO FAULTS.

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