# SDR ASAA2013032394239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2013
- Submitted: March 25, 2013
- Operation: Air carrier
- Aircraft: [N592AS](https://openairdocs.org/aircraft/N592AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35190
- Aircraft time: 19,753 hours, 6,234 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 3989083
- Part serial: 10398
- Condition: Malfunctioned
- Location: A/C Bay
- Part time: 19,784 hours, 6,242 cycles
- Stage of operation: NR
- 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/ASAA2013032394239

## Discrepancy

ON RECALL CONT CABIN ZONE TEMP LIGHT ILLUMINATED.  EXTINGUISHES ON RECALL.  ACFT GROUNDED.  R & R CONTROL CABIN TRIM VALVE REF MM 21-61-21-400-801.

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