# SDR C2XA09TY113

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2009
- Submitted: June 18, 2009
- Operation: Air carrier
- Aircraft: [N12136](https://openairdocs.org/aircraft/N12136), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145719
- Aircraft time: 17,748 hours, 9,379 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Heat Exchanger
- Condition: Malfunctioned
- Location: Ac Bay
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA09TY113

## Discrepancy

TYS FOR IAH - THE NR 2 PACK VALVE CLOSED MESSAGE WING A/1 FAIL.  CREW DIVERTED TO MOB, WAS RELEASED IAW MEL 21-51-00/2 CAT (C) CONTROL/NUMBER  171254.  LATER MAINTENANCE REMOVED AND REPLACED THE DUAL HEAT EXCHANGER AND OPS CHECK GOOD AND WAS REL.

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