Service difficulty report · Window · Boeing 7373H4

Difficulty date
December 1, 2012
Submitted
December 4, 2012
Operation
Air carrier
Aircraft
N350SW
Make and model
Boeing 7373H4
Aircraft serial
24409
Aircraft time
75,450 hours, 65,837 cycles
Part
Window
Part number
5893543739
Condition
Arced
Location
Cockpit
Stage of operation
CL
How discovered
O
Nature of condition
B
Precautionary procedure
K

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

What was found

DURING CRUISE AT FL380 CAPT LEFT WINDSHIELD L1 STARTED ARCING IN TOP LEFT AND RIGHT CONNECTIONS AND WINDOW LOST POWER 1 HEAT. WINDOW WAS SELECTED OFF AS PER QRH. REMOVED AND REPLACED L1 WINDOW AND WINDOW HEAT CONTROLLER PER MM.

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