# SDR DL757070956

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2007
- Submitted: July 26, 2007
- Operation: Air carrier
- Aircraft: N616DL
- Make and model: Boeing 757232
- Aircraft serial: 22823
- Aircraft time: 70,119 hours, 34,826 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Blown
- Location: Rt A/C Pack
- Stage of operation: CL
- 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/DL757070956

## Discrepancy

LEFT DUCT LEAK THEN RIGHT DUCT LEAK, LOST REMAINING RT PACK AUTO PRESS 1 AND 2 FAIL MSGS.  LOST CABIN PRESS, EMERGENCY DESCENT TO 10,000 FT.   FOUND DUCT IN RT SIDE BLOWN BLOWING HOT AIR INTO THE RT AND LT A/C BAYS GIVING DUCT LEAK MSGS.  DUCT BLOWN WAS THE REHEATER DUCT FOR THE RT PACK.  REPLACED SAME.  LEFT PACK WAS ALREADY ON MCO.

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