# SDR C2XA10RI161

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2010
- Submitted: December 16, 2010
- Operation: Air carrier
- Aircraft: N14991
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145278
- Aircraft time: 25,285 hours, 18,929 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Switch
- Part number: 4800101
- Condition: Inoperative
- Location: Bleed Air Sys
- Stage of operation: CL
- 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/C2XA10RI161

## Discrepancy

FLIGHT 2234 - EWR - FLIGHT CREW REPORTED BOTH PACK VALVES CLOSED, AND WOULD NOT OPEN.  CREW PERFORMED AIR RETURN AND LANDED UNEVENTFULLY.  EWR MX REMOVED AND REPLACED NR 1 SLEEVE BETWEEN HEAT EXCHANGER AND DUAL TEMPERATURE CONTROL VALVE (SDR # C2XA10RI160) AND REMOVED AND REPLACED NR 2 BLEED PUSH BUTTON SWITCH (SDR # C2XA10RI161).  MX PERFORMED OPERATIONAL CHECK SUCCESFULLY.  ACFT WAS APPROVED TO RETURN TO SERVICE.

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