# SDR RAIA970702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N425TE
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 125
- System (JASC): [3452 · ATC Transponder System](https://openairdocs.org/jasc/3452)
- Part: Transponder
- Part number: 6221270001
- Condition: Inoperative
- Location: Nr 2
- Part time: 19,040 hours
- Stage of operation: CR
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RAIA970702

## Discrepancy

STL - FLT 7138 - ATC REPORTED BOTH TRANSPONDERS INOPERATIVE.  NR 1 SYSTEM TESTED NORMAL.  REMOVED AND REPLACED NR 2 TRANSPONDER.  (X)

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