Service difficulty report · Wire · Boeing 747451

Difficulty date
February 16, 2009
Submitted
February 24, 2009
Operation
Air carrier
Aircraft
N663US
Make and model
Boeing 747451
Aircraft serial
23818
Part
Wire
Condition
Shorted
Location
Cockpit Window
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
O

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

What was found

DURING CRUISE, TWO HRS OUT, THE CREW REPORTED THAT THEY HAD AN ELECTRICAL SMELL IN THE COCKPIT. THEY FOLLOWED THE COM AND ISOLATED THE SMELL TO THE L1 WINDOW. THEY SHUT THE WINDOW HEAT OFF OF THE L1 WINDOW AND CONTINUED ON TO DESTINATION. LANDING WAS UNEVENTFUL. MX REPAIRED A SHORTED WIRE TO THE WINDOW AND IS INSTALLING A NEW WINDOW. WORK IS STILL IN PROGRESS. (K)