Service difficulty report · Processor · Boeing 777222

Difficulty date
January 10, 2011
Submitted
February 3, 2011
Operation
Air carrier
Aircraft
N780UA
Make and model
Boeing 777222
Aircraft serial
26944
Aircraft time
58,730 hours, 10,625 cycles
Engine
Pwa PW4077
Part
Processor
Part number
0335KPU01
Part serial
991347
Condition
Faulty
Location
Fuel System
Stage of operation
IN
How discovered
O
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

TOTAL FUEL QUANTITY INDICATION INOPERATIVE.SAMC TEXT: UPPER EICAS INDICATION IS CORRECT, CALCULATED FUEL IN FMC CORRECT, "TOTALIZER" ON FMC PROGRESS PAGE 2 IS FROZEN ON DEPARTURE FUEL. REPLACED FUEL QUANTITY PROCESSOR PER MM, RAN ENG FOR 5 MIN, OPS CKS NORMAL.