What was found
AIRCRAFT LOST PRESSURIZATION IN FLIGHT. COULD NOT REGAIN PRESSURIZATION WITH AUTO CONTROLLER OR MANUAL MODE UNTIL CABIN REACHED 14,000 FT. REPLACED OUTFLOW VALVE ACTUATOR IAW DC-9 SUPP MM 21-32-0.
- Difficulty date
- December 23, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N944AX
- Make and model
- Doug DC931
- Aircraft serial
- 47550
- System (JASC)
- 2133 · Pressure Regulator/Outflow Valve
- Part
- Outflow Vlv Act
- Part number
- 20219741
- Condition
- Failed
- Location
- Fuselage
- Part time
- 362 hours
- Stage of operation
- DE
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.