# SDR 29GA2013080734734

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2013
- Submitted: August 22, 2013
- Operation: Air carrier
- Aircraft: N347AG
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B447
- Aircraft time: 29,426 hours, 32,712 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Relay
- Part number: 6227713004M61061
- Part serial: 6726
- Condition: Intermittent
- Location: Eadi
- Stage of operation: CR
- How discovered: O
- Nature of condition: G
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/29GA2013080734734

## Discrepancy

CAPTAIN AND F/O PRIMARY AVIONICS EADI EHSI FAILURE.  PULLED AND RESET DPU1 AND DPU2 CIRCUIT BREAKERS ALL SCREENS CAME BACK UP AND OPS CHECKED GOOD.  REPLACED NR 1 DPU AND 69PC TO 70PC RELAYS, OPS CHECKED GOOD.

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