# SDR ASAA0852469

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 8, 2008
- Submitted: January 14, 2008
- Operation: Air carrier
- Aircraft: [N579AS](https://openairdocs.org/aircraft/N579AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35187
- Aircraft time: 3,364 hours, 1,031 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Part number: 233A3101
- Condition: Malfunctioned
- Location: Cabin Temp
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0852469

## Discrepancy

ON RECALL "ZONE TEMP" LIGHT ILLUMINATED.  LIGHT CLEARS WITH MASTER CAUTION RESET.  PERFORMED FIM 21 62 TASK 842 & TEMP CONTROLLER BITE PROCEDURE 21 62 TASK 801.  OP CHECKS GOOD, NO FAULT FOUND.  TESTS NORMAL.

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