What was found
DFW - CREW REPORTED PRESSURIZATION ISSUES ON CLIMBOUT. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT AND PACK FLOW CONTROL VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.
- Difficulty date
- March 9, 2012
- Submitted
- March 14, 2012
- Operation
- Air carrier
- Aircraft
- N9404V
- Make and model
- Doug DC983
- Aircraft serial
- 53140
- Aircraft time
- 55,259 hours, 26,545 cycles
- System (JASC)
- 2150 · Cabin Cooling System
- Part
- Control Valve
- Condition
- Inoperative
- Location
- Ac Bay
- 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.