Service difficulty report · Shutoff Valve · Boeing 777222

Difficulty date
April 4, 2008
Submitted
April 10, 2008
Operation
Air carrier
Aircraft
N783UA
Make and model
Boeing 777222
Aircraft serial
26950
Aircraft time
49,139 hours, 7,315 cycles
Engine
Pwa PW4090
Engine time
13,346 hours, 1,847 cycles
Part
Shutoff Valve
Condition
Malfunctioned
Location
Fuel System
Stage of operation
IN
How discovered
9
Nature of condition
J
Precautionary procedure
K

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

What was found

ENG FUEL VALVE L LEFT HIGH PRESSURE (HP) FUEL SHUTOFF VALVE POSITION DISAGREES WITH COMMANDED POSITION.