# SDR ASAA2016051816767

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2016
- Submitted: May 19, 2016
- Operation: Air carrier
- Aircraft: [N448AS](https://openairdocs.org/aircraft/N448AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36356
- Aircraft time: 438 hours, 146 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: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016051816767

## Discrepancy

CONTROLLER CAB ZONE TEMP LIGHT ON RECALL.  RESETS ON MASTER CAUTION RESET. ACFT GROUNDED. F/D SELECTOR FAULT, 21-51311 CODE. RESET IAW FIM 21-62 TASK 805.  PTC BITE OPS NORMAL IAW FIM 21-62, TASK 801.

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