# SDR TRBA201201801

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2012
- Submitted: January 18, 2012
- Operation: Air carrier
- Aircraft: [N407AT](https://openairdocs.org/aircraft/N407AT), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 407
- Aircraft time: 34,792 hours, 34,001 cycles
- System (JASC): [3340 · Exterior Lighting](https://openairdocs.org/jasc/3340)
- Part: Switch
- Part number: NSA931431011
- Condition: Inoperative
- Location: Taxi Lights
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA201201801

## Discrepancy

THE CREW REPORTED BOTH TAXI LIGHT INOPERATIVE BUT LANDING LIGHTS WORK PROPERLY.   THE ACFT WAS REMOVED FROM SERVICE.  R & R SWITCH 1LR IAW MM 20-45-10, OPS CHECK FOUND OK IAW JIC 33-46-00.  THE ACFT WAS RETURNED TO SERVICE.

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