Service difficulty report · Flow Valve · Boeing 75728A

Difficulty date
November 12, 1999
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Boeing 75728A
Engine
Rroyce RB211535E437
Part
Flow Valve
Part number
396401
Condition
Failed
Location
Rt Pack
Stage of operation
CL
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

(CAN) AIRCRAFT RETURNED DUE UNABLE TO PRESSURIZE. AFT CABIN DOOR SEAL FOUND ADRIFT. LEFT PACK UNDER MEL UNABLE TO PRESSURZIZE. REPLACED RIGHT PACK FLOW CONTROL VALVE.

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