# SDR ASAA2019060329556

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2019
- Submitted: June 3, 2019
- Operation: Air carrier
- Aircraft: [N467AS](https://openairdocs.org/aircraft/N467AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 19,702 hours, 6,553 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Condition: Malfunctioned
- Location: Left
- Stage of operation: NR
- 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/ASAA2019060329556

## Discrepancy

MOMENTARY LEFT FMC FAIL (VTK + MAP FLAGS) RAN QRH. CORRECTED ITSELF BEFORE MOVING FMC SELECT SWITCH TO BOTH ON R. FMC-L 075DEG/0.1NM FMC-R 235DEG/0.0 NM IRS-L 356DEG/1.6NM IRS-R 078DEG/0.5NM. GROUNDED - YES. PERF B737-900 FIM 34-61 TASK 801, W/ NO DEFECTS NOTED. ETOPS GND VERIFICATION TEST SUCCESSFUL.

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