# SDR ASAA2016011114725

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2016
- Submitted: January 13, 2016
- Operation: Air carrier
- Aircraft: [N413AS](https://openairdocs.org/aircraft/N413AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 35205
- Aircraft time: 11,260 hours, 3,606 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Warning Message
- Condition: False Activation
- Location: Nr 2
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016011114725

## Discrepancy

CONTROLLER CABIN ZONE TEMP LIGHT ON RECALL.  ACFT GROUNDED. RELEASED IAW MEL 21-21F FLIGHT DECK PRIMARY TEMP CONTROL INOPERATIVE. ENROUTE MEL, NR 2 ZONE CONTROLLER  LOGGED FLT DECK TRIM VALVE FAULT.  FAULT CLEARED & TESTED NORMAL IAW AMM 21-61-00.

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