# SDR ASAA2013012693746

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2013
- Submitted: January 29, 2013
- Operation: Air carrier
- Aircraft: [N519AS](https://openairdocs.org/aircraft/N519AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36482
- Aircraft time: 15,275 hours, 4,571 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Warning Light
- Condition: False Activation
- Location: Cabin Temp
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013012693746

## Discrepancy

CONT CABIN AMBER ZONE TEMP LIGHT ILLUMINATED, MASTER CAUTION RESETS LIGHT.  PERFORMED BITE CK ON NR 1& NR 2 ZONE TEMP CONTROL. NR 2 SHOWED TRIM VALVE FAULT RESET CONTROLLER, NO FAULT, GROUND VERIFICATION TEST OK IAW AMM 21-61-00-700-806-002.

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