What was found
RTFL DUE TO PRESSURIZATION PROBLEM. VALVE-AIR CYCLE DUAL MIXTURE UNIT ACTUATOR SEIZED. VARIABLE RESISTOR OUT OF LIMIT. BEARINGS RUSTY AND ROUGH.
- Difficulty date
- July 25, 2007
- Submitted
- July 27, 2007
- Operation
- Air carrier
- Aircraft
- N381UA
- Make and model
- Boeing 737322
- Aircraft serial
- 24656
- Aircraft time
- 49,213 hours, 34,709 cycles
- Engine
- Ge CFM56*
- System (JASC)
- 2130 · Cabin Pressure Control System
- Part
- Actuator
- Condition
- Seized
- Location
- Cabin Pressure
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.