Service difficulty report · Indication Sys · Boeing 767322

Difficulty date
July 12, 2010
Submitted
July 12, 2010
Operation
Air carrier
Aircraft
N654UA
Make and model
Boeing 767322
Aircraft serial
25392
Aircraft time
76,184 hours, 12,460 cycles
Engine
Pwa PW4060
Part
Indication Sys
Condition
Faulty
Location
Fuel System
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

ERRATIC FUEL CONFIG MSG DISPLAYED IN CRUISE. LEFT INDICATION PROBLEM WITH ASSOCIATED TOTALIZER. FMC CALC FUEL OK AND ACCURATE WITH FLT PLAN FUEL. CHRONIC HISTORY. ACCOMPLISHED SERVICE TIP-FUEL CONFIGURATION DUE TO IMBALANCE MM INCLUDING OPERATIONAL CHECK OF FUEL QTY IND SYS. FUEL SCAVENGE SYSTEM TEST AND OPERATIONAL TEST OF THE FLOAT-OPERATED SHUTOFF VALVES. NO DISCREPANCIES FOUND.