# SDR UALA2010062802304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2010
- Submitted: July 14, 2010
- Operation: Air carrier
- Aircraft: N413UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 470
- Aircraft time: 55,549 hours, 20,112 cycles
- Engine: Iae V2527A5
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Control Unit
- Part number: RAI2800M0403
- Part serial: 155
- Condition: Faulty
- Location: Smoke Detection
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010062802304

## Discrepancy

SDCU MAINTENANCE STATUS CLASS II MESSAGE DISPLAYED ON LOWER ECAM. SUPPLEMENTAL DATA UPDATE SDCU PREVIOUS FLT LEGS SHOWED INTERMITTANT FAULT MSG "SDCU CHANNEL 1 (10WQ)". REPLACED SCDU UNIT. OP TESTS OKAY.

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