Service difficulty report · Wire · Boeing 747422

Difficulty date
January 25, 2012
Submitted
February 20, 2012
Operation
Air carrier
Aircraft
N182UA
Make and model
Boeing 747422
Aircraft serial
25279
Aircraft time
86,063 hours, 10,452 cycles
Engine
Pwa PW4056
Part
Wire
Condition
Chafed
Location
Fuel System
Stage of operation
IN
How discovered
V
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

NR 3 ENGINE HAS CHAFED AND EXPOSED WIRES TO THE FUEL FLOW TRANSMITTER. THE WIRE BUNDLE IS NUMBER W5112. REPAIRED WIRE PER GNMM 2-0-15-001. INSULATION WORN NO WIRE DAMAGE NOTED.