Service difficulty report · Fuel Sys · Boeing 777223

Difficulty date
October 28, 2025
Submitted
October 29, 2025
Operation
Air carrier
Aircraft
N785AN
Make and model
Boeing 777223
Aircraft serial
30005
Aircraft time
93,862 hours, 11,756 cycles
Part
Fuel Sys
Condition
Out Of Balance
Location
Zone 100
Stage of operation
DE
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

AIRCRAFT WAS GROUNDED: 4000 POUND FUEL IMBALANCE AT THE TOP OF DESCENT AFTER 10HRS OF FLIGHT. (OPEN).