# SDR ASAA0852810

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2008
- Submitted: April 9, 2008
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 6,960 hours, 2,017 cycles
- System (JASC): [2162 · Cabin Temperature Indicator](https://openairdocs.org/jasc/2162)
- Part: Warning System
- Condition: Malfunctioned
- Location: Temp Control
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0852810

## Discrepancy

FLIGHT DECK PRIMARY TEMPERATURE CONTROL INOPERATIVE WITH TRIM VALVE FAULT INDICATION.  RESET FAULT INDICATION.  OP CHECKED OK.

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