Service difficulty report · O-Ring · Boeing 767322

Difficulty date
July 18, 2007
Submitted
August 14, 2007
Operation
Air carrier
Aircraft
N654UA
Make and model
Boeing 767322
Aircraft serial
25392
Aircraft time
63,450 hours, 10,532 cycles
Engine
Pwa PW4060
Part
O-Ring
Part number
MS29563014
Condition
Leaking
Location
Center Fuel Tank
Stage of operation
CR
How discovered
O
Nature of condition
W
Precautionary procedure
O

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

What was found

RIGHT WING FUEL TRANSFERRING INTO CENTER FUEL TANK AT A RATE OF 350LBS PER HOUR. FOUND LEAKY COUPLING IN CENTER RIGHT AUX TANK UPPER RIB, SCAVENGE LINE TO CENTER TANK, ORDERED PACKING PCN 750-7006. FOUND THE RIGHT CENTER AUX SCAVENGE LINE LEAKING. REPLACED THE O-RING. LEAK CHECK GOOD.