Service difficulty report · Valve · Lkheed 1011385114

Difficulty date
March 16, 2003
Submitted
April 14, 2003
Operation
Air carrier
Make and model
Lkheed 1011385114
Aircraft time
63,548 hours
Engine
Rroyce RB21122B02
Part
Valve
Condition
Open
Location
Cabin Pressure
Stage of operation
CR
How discovered
O
Nature of condition
W
Precautionary procedure
O

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

What was found

(CAN) LOSS OF CABIN PRESSURE AT FL 310. CABIN RATE OF CLIMB 1500 FPM. RAPID DEPRESSURIZATION DRILL WAS CARRY OUT. WITH CROSS BLEED CLOSED CABIN CAME BACK TO NORMAL. SAFETY VALVE OPEN LIGHT REMAINED ON UNTIL LANDING.