# SDR CALA2013112093111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2013
- Submitted: November 21, 2013
- Operation: Air carrier
- Aircraft: [N828UA](https://openairdocs.org/aircraft/N828UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1031
- Aircraft time: 48,317 hours, 19,430 cycles
- Engine: Iae V2522A5
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Control Unit
- Part number: RAI2800M0403
- Part serial: 25
- Condition: Faulty
- Location: Smoke Detection
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013112093111

## Discrepancy

SDCU MESSAGES REPEAT LEVEL 1 CHRONIC SDCU NO DATA MESSAGES.  PROBLEM STARTED AFTER THE LAST SDCU WAS INSTALLED, OCCURS ON ENG START.  REPLACED THE SDCU PCN 565-9019 IPC 26-17-08-02-130E AMM 26-17-34-401, SYSTEM CHECKED OK.

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