Service difficulty report · Warning Message · Boeing 737990ER

Difficulty date
July 21, 2020
Submitted
July 23, 2020
Operation
Air carrier
Aircraft
N469AS
Make and model
Boeing 737990ER
Aircraft serial
41702
Aircraft time
23,012 hours, 7,430 cycles
Part
Warning Message
Condition
False Activation
Location
Window Heat
Stage of operation
CR
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

AT CRUISE LEFT SIDE WINDOW HEAT CAUTION LIGHT ILLUMINATED. GROUNDED - YES. PERFORMED QRH CHECKING AND SUBSEQUENT OPS NORMAL.