Service difficulty report · Control Valve · Boeing 7374Y0

Difficulty date
January 30, 2013
Submitted
January 31, 2013
Operation
Air carrier
Aircraft
N238AG
Make and model
Boeing 7374Y0
Aircraft serial
23866
Part
Control Valve
Part number
56697
Part serial
4400
Condition
Inoperative
Location
Cabin Pressure
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON CLIMB OUT, ACFT NOT PRESSURIZING. STOPPED CLIMB AT 9500' RAN QRH, CALLED MX RETURNED TO DEPARTURE.