# SDR ASAA2016081617722

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2016
- Submitted: August 18, 2016
- Operation: Air carrier
- Aircraft: [N588AS](https://openairdocs.org/aircraft/N588AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35685
- Aircraft time: 33,600 hours, 10,206 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Warning Light
- Condition: False Activation
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016081617722

## Discrepancy

AFTER PUSH BACK AND MASTER CAUTION RECALL, MASTER CAUTION AND PLT CONTROL LIGHTS ILLUMINATED AS WELL AS MACH TRIM FAIL. MACH TRIM FAIL LIGHT GOES OUT WHEN MASTER CAUTION IS RESET.  FD FLAG ON CAPTAIN`S DISPLAY.  ACFT GROUNDED.  PERFORMED FCC RESET CYCLED CIRCUIT BREAKER FCC DCA. PERFORMED DFCS BITE. TEST PASSED. FD FLAG CLEARED.

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