# SDR YENA20141004212

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2014
- Submitted: October 7, 2014
- Operation: Air carrier
- Aircraft: [N662JB](https://openairdocs.org/aircraft/N662JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 3263
- Aircraft time: 28,080 hours, 9,847 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Bypass Valve
- Part number: 1312B000001
- Part serial: 1312B00LI003894
- Condition: Seized
- Location: Nr 2 A/C Pack
- Part time: 28,080 hours, 9,847 cycles
- 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/YENA20141004212

## Discrepancy

RETURNED TO DEPARTURE, ENROUTE THE FOLLOWING ECAM APPEARED, AIR PACK 2 REGULATOR FAULT.  CABIN COCKPIT TEMPERATURE CLIMBED TO 85 DEGREES F, MANIFOLD TEMPERATURE AT 85, 85, 84.  CHECKED PFR, IT SHOWED NR 2 BYPASS VALVE FAILED.  VERIFIED NR 2 BYPASS VALVED SEIZED IN THE CLOSED POSITION.  R & R NR 2 BYPASS VALVE IAW AMM 21-61-53-000-001-A.  LEAK CHECKED OK.  NR 2 PACK, OPS CHECKED NORMAL.

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