# SDR 4EZF2025120800001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2025
- Submitted: December 8, 2025
- Operation: Air carrier
- Aircraft: [N326AG](https://openairdocs.org/aircraft/N326AG), registered now
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 438
- Aircraft time: 41,625 hours, 49,523 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Electronic Unit
- Part number: 517019
- Part serial: 280
- Condition: Corroded
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/4EZF2025120800001

## Discrepancy

RIGHT ACP NOT WORKING AND STUCK MIC DURING CRUISE, FLIGHT CREW RETURNED TO BASE.  R & R REMOTE ELECTRONIC UNIT IAW WITH SAAB 340 AMM 23-50-05-04, OPS TEST SATISFACTORY.

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