# SDR A9JA202107200001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2021
- Submitted: July 20, 2021
- Operation: Air carrier
- Aircraft: [N3VJ](https://openairdocs.org/aircraft/N3VJ), registered now
- Make and model: Lear 31A
- Registry model: [Lear 31A](https://openairdocs.org/model/learjet-31a) (OpenAirDocs)
- Aircraft serial: 035
- Aircraft time: 12,654 hours, 12,685 cycles
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Ahrs
- Part number: 065014702
- Part serial: 0534
- Condition: Disengaged
- Location: Both
- Part time: 12,654 hours, 12,685 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: G
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A9JA202107200001

## Discrepancy

BOTH AHRS LOST DATA AT THE SAME TIME WHILE IN CRUISE AFTER BEING RESET THEY REENGAGED AND FUNCTIONED NORMALLY.

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