Service difficulty report · Valve · Boeing 74745E

Difficulty date
September 5, 2013
Submitted
September 6, 2013
Operation
Air carrier
Aircraft
N578UP
Make and model
Boeing 74745E
Aircraft serial
27154
Part
Valve
Part number
2860100100
Part serial
0541
Condition
Failed
Location
Lt Wing Fuel
Stage of operation
CL
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

TOWER REPORTED FUEL LEAKING AT TAKE OFF. FOUND LT WING SURGE TANK INBD PRESSURE RELIEF VALVE OPEN. INSPECTED SURGE GE TANK VENT TUBE FOR BLOCKAGE. NO BLOCKAGE. VALVE FAILS MANUAL, OPS TEST. R & R LT WING SURGE TANK INBD PRESS RELIEF VALVE.

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