# SDR AALA20151229010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2015
- Submitted: December 31, 2015
- Operation: Air carrier
- Aircraft: [N968AN](https://openairdocs.org/aircraft/N968AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30095
- Aircraft time: 44,959 hours, 18,283 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Clamp
- Condition: Loose
- Location: Rt A/C Pack
- 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/AALA20151229010

## Discrepancy

CABIN PRESSURIZATION COULD NOT BE MAINTAINED BELOW 10,000 FT CABIN ALTITUDE.  EMERGENCY DECLARED, RETURNED & LANDED UNEVENTFULLY.  CHECKED RT AIR CONDITIONING PACK & FOUND DUCTS LEAKING.  TORQUED DUCT CLAMPS & PERFORMED CABIN LEAK DOWN TEST FROM 4.0 PSID WITH APU ONLY IAW FRM FIM 21-00-05-780-801.  LEAK TESTED WITHIN LIMITS.  ACFT OK FOR SERVICE.

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