# SDR FAA2019060600031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2018
- Submitted: June 6, 2018
- Operation: General aviation
- Aircraft: N288FF
- Make and model: Lear 31A
- Registry model: [Lear 31A](https://openairdocs.org/model/learjet-31a) (OpenAirDocs)
- Aircraft serial: 31A108
- Aircraft time: 8,077 hours, 6,809 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fms
- Part number: 201741211
- Part serial: 785
- Condition: Failed
- Part time: 1,147 hours, 1,093 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FAA2019060600031

## Discrepancy

FMS HAD A CPU FAILURE TWO TIMES IN TWO MONTHS.  SENT UNIT OUT BOTH TIMES TO MANUFACTURER FOR REPAIR.

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