Service difficulty report · Control Unit · Boeing 767322

Difficulty date
November 5, 2013
Submitted
November 8, 2013
Operation
Air carrier
Aircraft
N659UA
Make and model
Boeing 767322
Aircraft serial
27114
Aircraft time
90,330 hours, 14,314 cycles
Engine
Pwa PW4060
Part
Control Unit
Condition
Faulty
Location
Cockpit
Stage of operation
IN
How discovered
C
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

FIRST OFFICER`S INST PANEL FLOOD LIGHTS WON'T LIGHT OR DIM WITH CONTROL KNOB. LIGHTS DO NOT ILLUMINATE BRIGHT WITH LIGHT OVERRIDE SWITCH ON. REPLACED LIGHT MODULE, NO HELP. REPLACED DIMMER CONTROL UNIT, ALL OPERATIONS NORMAL.