# SDR 95ZZZM390

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N302AW
- Make and model: Boeing 737-3G7
- Registry model: [Boeing 737-3G7](https://openairdocs.org/model/boeing-737-3g7) (OpenAirDocs)
- Aircraft serial: 24009
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Thermostat
- Part number: 1296942
- Condition: Failed
- Location: Left
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZM390

## Discrepancy

LAS-SNA - FLT NR 1855 - DURING CLIMB THE CABIN ALTITUDE BEGAN CLIMBING RAPIDLY.  CREW UNABLE TO CONTROL WITH MANUAL OR STANDBY.  LEFT BLEED INDICATED 0 PSI.  CREW RETURNED AIRCRAFT TO LAS WITHOUT FURTHER INCIDENT.  MAINTENANCE FOUND TWELVE INCHES OF AFT CARGO DOOR SEAL HANGING OUT OF DOOR.  MAINTENANCE ALSO FOUND NR 1 ENG MUSCLE AIR LINE AT PRSOV LEAKING.  REINSTALLED AFT CARGO DOOR SEAL AND REPLACED NR 1 ENGINE MUSCLE AIR LINE AND 450 DEGREE THERMOSTAT.  REF AWXA9500494.

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