Service difficulty report · Sensor · Boeing 737990ER

Difficulty date
July 22, 2018
Submitted
July 24, 2018
Operation
Air carrier
Aircraft
N487AS
Make and model
Boeing 737990ER
Aircraft serial
44108
Aircraft time
11,085 hours, 3,665 cycles
Part
Sensor
Part number
PSE21
Condition
Failed
Location
Windshield
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

RIGHT SIDE WINDOW OVERHEAT LIGHT CAME ON AT TOP OF CLIMB. QRH WAS ACCOMPLISHED AND LIGHT WENT OUT AFTER 5 MIN COOLING. OPS NORMAL AFTER COOLING. THIS WRITE UP FOR INFO ONLY. GROUNDED - YES. REF DEFECT 11987204 FOUND RIGHT SIDE WINDOW SENSOR FAULT. CONNECTED SPARE WINDOW SENSOR. REMOVED AND REINSTALLED RIGHT SIDE WINDOW, NO ADJUSTMENT TO WINDOW MADE. RIGHT SIDE WINDOW HEAT OPS CHECK GOOD IAW FIM 30-41 TASK 811 AND FIM 30-41 TASK 801.