Service difficulty report · Flow Valve · Boeing 7272M7

Difficulty date
December 2, 2000
Submitted
December 18, 2000
Operation
Air carrier
Aircraft
N721RW
Make and model
Boeing 7272M7
Aircraft serial
21200
Aircraft time
62,277 hours, 33,869 cycles
Part
Flow Valve
Part number
56697
Part serial
00790
Condition
Inoperative
Location
A/C Bay
Component
Pressure Contro · Garrtt
Component part number
1310461
Stage of operation
CL
How discovered
O
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

AUTO PRESSURIZATION FAIL LIGHT CAME ON IN CLIMB UNABLE TO PRESSURIZE IN STANDBY OR MANUAL. REMOVED AND REPLACED FLOW CONTROL VALVE PER M/M 21-00, OPS CHECK NORMAL.

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