Service difficulty report · Control Valve · Doug MD88

Difficulty date
January 31, 2005
Submitted
February 7, 2005
Operation
Air carrier
Aircraft
N930DL
Make and model
Doug MD88
Aircraft serial
49717
Aircraft time
44,180 hours, 35,384 cycles
Part
Control Valve
Part number
8597221
Condition
Failed
Location
Rt A/C Pack
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
B

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

What was found

LOST ALL CABIN PRESSURIZATION DESCENDING THRU FL260, ON INITIAL DESCENT MASKS DROPPED CABIN ALTITUDE REACHED 14500 FT. CREW USED CREW OXYGEN. FLIGHT ATTENDANT REPORTED HUGE GAP IN 2L DOOR SEAL AND THE SOUND OF RUSHING AIR. REPLACED BROKEN SENSE LINE ON RT PACK FLOW CONTROL VALVE.

More about the Doug MD-88