# SDR NSVA2010236

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2010
- Submitted: December 28, 2010
- Operation: Air carrier
- Aircraft: N277MJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 277
- Aircraft time: 38,617 hours, 44,169 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Control Valve
- Condition: Malfunctioned
- Location: Ac Bay
- Stage of operation: UK
- How discovered: O
- Nature of condition: M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NSVA2010236

## Discrepancy

LT DUCT OVERTEMP ILLUM SENT ROAD TRIP, REMOVED AND REPLACED DUAL TEMP CONTROL VALVE.  OPENED MEL 21-60-2 FOR AUTO MODE BEING INOP.

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