# SDR SWAA2015012736132

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2015
- Submitted: January 27, 2015
- Operation: Air carrier
- Aircraft: [N271LV](https://openairdocs.org/aircraft/N271LV), registered now
- Make and model: Boeing 737705
- Aircraft serial: 29090
- Aircraft time: 37,159 hours, 27,938 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Seal
- Part number: D1859
- Condition: Blown
- Location: Ac Bay
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2015012736132

## Discrepancy

DECLARED EMER, CABIN ALTITUDE WARNING AT FL400.  PERFORMED AN EMER DECENT.  GOT CONTROL OF PRESS PASSING 14000 FT.  BEFORE DECENT DIFFERENTIAL PRESS WAS 5.8 PSI & CABIN ALTITUDE WAS 9500 FT.  FOUND FLEX SEAL IN RT PACK BAY AT PRESS BULKHEAD BLOWN.  R & R FLEX SEAL IAW MM.

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