# SDR YENA20120626541

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2012
- Submitted: June 29, 2012
- Operation: Air carrier
- Aircraft: [N536JB](https://openairdocs.org/aircraft/N536JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1784
- Aircraft time: 40,773 hours, 14,453 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Part number: 6730C010000
- Part serial: 03908
- Condition: Failed
- Location: Bleed Air Sys
- Part time: 27,154 hours, 9,548 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20120626541

## Discrepancy

FLT 717 JFK-SJU, AT FL 370 WITH PACK 2 MEL OFF, BLEED 1 OVERHEAT RESULTING IN LOSS OF PRESSURIZATION.  EMERGENCY DESCENT TO 10000 FEET BLEED 1 MAX TEMP 265, MAX CABIN ALTITUDE 12000FT SAFETY VALVE OPENED.  REMOVED AND REPLACED FAN AIR VALVE (9HA1) IAW 36-11-54.  ALL NORMAL.

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