# SDR ASAA2013071495603

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2013
- Submitted: July 16, 2013
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 25,777 hours, 7,944 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 3989083
- Part serial: 14819
- Condition: Inoperative
- Location: Lt A/C Pack
- Part time: 5,487 hours, 1,876 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/ASAA2013071495603

## Discrepancy

PRIOR TO TAXI THE LT PACK OVER HEAT LIGHT ILLUMINATED.  ACFT GROUNDED.  REPLACED LT PACK TEMP CONTROL VALVE IAW AMM 21-51-10-400-801, OPS & BITE CK GOOD IAW AMM 21-61-00-700-806-002.

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