# SDR ASAA2018030823788

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 8, 2018
- Submitted: March 9, 2018
- Operation: Air carrier
- Aircraft: [N486AS](https://openairdocs.org/aircraft/N486AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44107
- Aircraft time: 9,961 hours, 3,335 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Warning Light
- Condition: False Activation
- Location: Flt Director
- Stage of operation: TX
- 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/ASAA2018030823788

## Discrepancy

DURING PREFLIGHT THE FIRST OFFICERS FD FLIGHT DIRECTOR OFF FLAG REMAINED ILLUMINATED.  ACFT GROUNDED.  PERFORMED FIM 22-15/816,  CYCLED ACFT POWER,  FAULT DID NOT REOCCUR. FOUND TO BE AN INTERMITTENT FAULT. NO FAULT MESSAGE AFTER DFCS BITE.

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