SDR 9521812707

Service difficulty report · Controller · Boeing 727225

Difficulty date: December 28, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N816EA
Make and model: Boeing 727225
Aircraft serial: 22553
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Condition: Malfunctioned
Location: Cabin
Stage of operation: CL
Nature of condition: O
Precautionary procedure: A

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

What was found

DURING CLIMBOUT, COULD NOT CONTROL CABIN PRESSURIZATION. RETURNED TO DTW AND LANDED WITHOUT INCIDENT. PERFORMED VESSEL LEAK CHECK. REPLACED THE LEFT PACK SHUTOFF VALVE, CABIN CONTROLLER, AND PANEL. ALSO, REPLACED EQUIPMENT COOLING PRESSURE SWITCH AND PERFORMED HIGH PRESSURE BLEED CHECK, CHECKED OK.