# SDR WX0A073259

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2017
- Submitted: June 6, 2017
- Operation: Air carrier
- Aircraft: N421NV
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53275
- Aircraft time: 46,020 hours, 38,953 cycles
- System (JASC): [3422 · Directional Gyro and Indicating System](https://openairdocs.org/jasc/3422)
- Part: Relay
- Condition: Failed
- Location: Flt Directors
- Stage of operation: CL
- How discovered: O
- Nature of condition: P
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A073259

## Discrepancy

DURING CLIMB OUT, LOST CA & FO FLIGHT DIRECTORS.  R & R THE GROUND RELAY.

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