# SDR ASAA2013020493825

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2013
- Submitted: February 6, 2013
- Operation: Air carrier
- Aircraft: [N597AS](https://openairdocs.org/aircraft/N597AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35689
- Aircraft time: 18,530 hours, 5,856 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Condition: Malfunctioned
- Location: Nr 2 A/C Pack
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013020493825

## Discrepancy

ON RECALL CONT CAB ZONE TEMP LIGHT ILLUMINATES AND EXTINGUISHES WITH PUSH TO RESET.  FOUND FAULT ON NR 2 CONTROLLER FLIGHT DECK TRIM VALVE. ACCOMPLISHED RESET AND TEST PROCEDURES IAW TASK 21-61-20-400-801.  FAULT CLEARED AND DID NOT REAPPEAR.

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