What was found
BOS - FLT 83 - UNABLE TO PRESSURIZE ACFT ON CLIMB-OUT. FLIGHT DIVERTED TO CLT WHERE LANDING WAS MADE WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND FWD OUTFLOW VALVE FOR DEFECTIVE SWITCH OPERATION. ALL CHECKS NORMAL. (W)
- Difficulty date
- February 15, 1995
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N518AU
- Make and model
- Boeing 7373B7
- Aircraft serial
- 23704
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Valve
- Part number
- 7110033
- Condition
- Failed
- Location
- Cabin
- Part time
- 31,336 hours
- Stage of operation
- CR
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.