Service difficulty report · Gcu · Boeing 767322

Difficulty date
July 26, 2008
Submitted
November 21, 2008
Operation
Air carrier
Aircraft
N668UA
Make and model
Boeing 767322
Aircraft serial
30024
Aircraft time
33,361 hours, 9,204 cycles
Engine
Pwa PW4056
Part
Gcu
Condition
Malfunctioned
Location
Lt Engine
Stage of operation
CL
How discovered
O
Nature of condition
W
Precautionary procedure
A

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

What was found

LEFT GENERATOR FAILURE. FLT DIVERTED. BELIEVED TO BE A POWER TRANSFER PROBLEM. REPLACED L ENG GCU. CHECKS OK ON B PCU.