Service difficulty report · Pump · Boeing 777222

Difficulty date
December 16, 2010
Submitted
December 17, 2010
Operation
Air carrier
Aircraft
N778UA
Make and model
Boeing 777222
Aircraft serial
26940
Aircraft time
59,099 hours, 10,657 cycles
Engine
Pwa PW4077
Part
Pump
Part number
568129117003
Condition
Failed
Location
Right
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

CTR RT FUEL PUMP FAILED. REPLACED RT CTR PUMP. OPS CHECK AND LEAK CHECK RT CTR TANK PUMP, CHECKED GOOD. REPLACED RT MAIN TANK INLET AND OUTLET FLOAT VALVES. PERFORMED FUNCTIONAL TEST SCAVENGE SYSTEM (OKAY). LT & RT FUEL TANKS INDICATIONS NORMAL.