Service difficulty report · Processing Unit · Boeing 767322

Difficulty date
December 24, 2009
Submitted
January 4, 2010
Operation
Air carrier
Aircraft
N676UA
Make and model
Boeing 767322
Aircraft serial
30028
Aircraft time
32,033 hours, 8,144 cycles
Engine
Pwa PW4052
Part
Processing Unit
Condition
Malfunctioned
Location
Fuel Indication
Stage of operation
NR
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

FUEL CONFIG LT -OFF-,NO "FUEL CONFIG" EICAS MSG WITH MAIN TANK UNBALANCE GREATER THAN 1500 LBS. L-R MAIN TANK WAS LOW. BITE CHECK & RESET BEFORE REPLACING PROCESSOR. REPLACED FQIS PROCESSOR UNIT. OPS CHECK OKAY.