# SDR ASAA2022060138526

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2022
- Submitted: June 2, 2022
- Operation: Air carrier
- Aircraft: [N924AK](https://openairdocs.org/aircraft/N924AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43333
- Aircraft time: 2,031 hours, 538 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Fmc
- Part number: UNKNOWN
- Condition: Intermittent
- Location: Unknown
- Stage of operation: CR
- 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/ASAA2022060138526

## Discrepancy

RIGHT FMC FAILED (VTK) AT ALTITUDE (37000) MACH .790 30 SECONDS VTK DISAPPEARED RT FMC OPERATED 4.0 FOR REMAINDER OF FLIGHT. GROUNDED - YES. CYCLED BOTH FMC BREAKERS IAW B737-9 IFIM 34-61-00-810-918. AIRCRAFT OK FOR SERVICE.

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