SDR SWAA117025

Service difficulty report · Controller · Boeing 7373H4

Difficulty date
October 12, 2011
Submitted
October 14, 2011
Operation
Air carrier
Aircraft
N357SW
Make and model
Boeing 7373H4
Aircraft serial
26594
Aircraft time
63,533 hours, 54,133 cycles
Part
Controller
Part number
76381026
Part serial
P548285
Condition
Faulty
Location
Cockpit
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

DIVERSION - ON CLIMBOUT, SMALL CABIN ALTITUDE NEEDLE POINTING AT "50." AT 10K, CARGO DIFF NEEDLE SHOWING 612. SWITCHES VERIFIED "FLT/AUTO" CABIN CLIMB MOVED BUT NOT IN NORMAL PATTERN. REMOVED AND REPLACED CABIN PRESSURE CONTROLLER PER MM.

More about the Boeing 737-3H4