# SDR ASAA2016061917078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2016
- Submitted: June 21, 2016
- Operation: Air carrier
- Aircraft: [N495AS](https://openairdocs.org/aircraft/N495AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41728
- Aircraft time: 1,163 hours, 383 cycles
- System (JASC): [2162 · Cabin Temperature Indicator](https://openairdocs.org/jasc/2162)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: DE
- 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/ASAA2016061917078

## Discrepancy

CONTROLLER CAB ZONE TEMP LIGHT ILLUMINATED DURING MASTER CAUTION RECALL AT TOP OF DESCENT.  ACFT GROUNDED.  ACCOMPLISHED BITE CHECK OF ZONE TEMP CONTROLLER NR 1 AND NR 2.  1 FAULT, LEG 7 FOR FLIGHT DECK SELECTOR, 21-51311.  ACCOMPLISHED FIM 21-62, TASK 862.  NO DISCREPANCIES NOTED. SYSTEM OPS NORMAL.

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