Service difficulty report · Sensor · Boeing 737890

Difficulty date
September 15, 2010
Submitted
September 20, 2010
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
16,014 hours, 4,670 cycles
Part
Sensor
Part number
1019755
Condition
Failed
Location
Window
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
K

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

What was found

RT SIDE WINDOW OVERHEAT ILLUMINATED IN FLIGHT. QRH PROCEDURE ACCOMPLISHED LIGHT EXTINGUISHED. DID NOT COME BACK ON. PERFORMED BITE OF WHCU. FOUND 7 OF TEN FAULTS DUE TO THE SENSOR. CHANGED FROM PRIMARY TO SECONDARY SENSOR ON RT SIDE WINDOW ASSY REF 30 41 00 810 811. WHCU SYSTEM TEST 30 41 11 710 801 GOOD OK FOR SERVICE.