# SDR ASAA2014033107378

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2014
- Submitted: April 3, 2014
- Operation: Air carrier
- Aircraft: [N593AS](https://openairdocs.org/aircraft/N593AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35107
- Aircraft time: 23,319 hours, 7,229 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 3989083
- Part serial: 9779
- Condition: Failed
- Location: Rt Temp
- Part time: 21,427 hours, 6,446 cycles
- 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/ASAA2014033107378

## Discrepancy

DURING TAXI AND MASTER CAUTION RECALL, RT PACK LIGHT ILLUMINATED ON MASTER CAUTION RESET LIGHT EXTINGUISHES.  ACFT GROUNDED.  R & R RT TEMP CONTROL VALVE, OPS & LEAK CHECKED GOOD IAW AMM 21-51-10.

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