Service difficulty report · Control Unit · Boeing 777222

Difficulty date
February 16, 2011
Submitted
March 10, 2011
Operation
Air carrier
Aircraft
N224UA
Make and model
Boeing 777222
Aircraft serial
30225
Aircraft time
37,273 hours, 4,559 cycles
Engine
Pwa PW4090
Part
Control Unit
Condition
Faulty
Location
Rt Refuel Valve
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

FUELER REPORTS RT WING WILL NOT ACCEPT FUEL. REPLACED FUEL QUANTITY PROCESSOR UNIT IAW MM, NO HELP. RH OTBD REFUEL VALVE MANUEL OVERRIDE FAILED. RT OTBD FUEL VALVE LEAKING AT CONTROLLER. FUEL CAME OUT OF OVERRIDE KNURLED KNOB. RT OTBD REFUEL VALVE CONTROL UNIT IAW MM & OPS NORMAL.