# SDR ASAA2013042694616

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2013
- Submitted: April 30, 2013
- Operation: Air carrier
- Aircraft: [N532AS](https://openairdocs.org/aircraft/N532AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36346
- Aircraft time: 11,246 hours, 3,451 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Light
- Condition: Illuminated
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013042694616

## Discrepancy

CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED UPON RECALL AFTER ENG START ON GROUND.  ACFT GROUNDED.  BITE TESTED BOTH ZONE TEMP CONTROLLERS IAW FIM 21-62, TASK 801.  NR 1 CONTROLLER TEST GOOD.  NR 2 CONTROLLER BIT AND PREV FLT FLT DECK TRIM VALVE LIGHT ILLUMINATED.  LIGHT WENT ON ON VERIFY.  NO HISTORY PAST 30 DAYS.

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