# SDR ASAA2013012593745

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2013
- Submitted: January 29, 2013
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 22,378 hours, 6,765 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin Temp
- 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/ASAA2013012593745

## Discrepancy

CONTROL CAB ZONE TEMP LIGHT ILLUMINATED DURING MASTER CAUTION RECALL.   PERFORMED AN OPS CHECK OF THE PACK SYSTEMS IAW AMM 21-00-00.  ALSO, PERFORMED A BITE CHECK OF THE ZONE TEMP CONTROLLERS.  NO FAULTS NOTED.   OK FOR SERVICE.

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