Service difficulty report · Smoke · Boeing 777222

Difficulty date
August 19, 2006
Submitted
August 29, 2006
Operation
Air carrier
Aircraft
N782UA
Make and model
Boeing 777222
Aircraft serial
26948
Aircraft time
41,280 hours, 6,372 cycles
Engine
Pwa PW4090
Part
Smoke
Condition
Detected
Location
Cockpit
Stage of operation
NR
How discovered
O
Nature of condition
B, J
Precautionary procedure
O

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

What was found

EQUIP COOLING FAN R ON EICAS, ODOR OF SMOKE IN COCKPIT BEFORE EICAS MSG. REPLACED EQUIP COOLING FAN. SYSTEM OP CHECKS OK WITH NO SMOKE OR SMELL. SUSPECT BAD BEARINGS IN FAN OR MOTOR.