# SDR ASAA2023050343123

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2023
- Submitted: May 5, 2023
- Operation: Air carrier
- Aircraft: [N975AK](https://openairdocs.org/aircraft/N975AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 64960
- Aircraft time: 3,904 hours, 1,138 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023050343123

## Discrepancy

"SPEED TRIM FAIL" LIGHT COMES ON DURING MASTER CAUTION RECALL ON DESCENT. GROUNDED - YES. "ONLY" CHAN A FAULT MSG 22-11186 IN FLI HISTORY ON DFCS. ACCOMP B737-9 IFIM TASK 22-11-00-810-C61 FOR TRIM CMD RESPONSE MONITOR NUISANCE FAULT- TESTS PASS OPS CK OK. NO CURRENT FAULTS.

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