Service difficulty report · Warning Message · Boeing 737990ER

Difficulty date
May 27, 2021
Submitted
May 28, 2021
Operation
Air carrier
Aircraft
N402AS
Make and model
Boeing 737990ER
Aircraft serial
41189
Aircraft time
31,718 hours, 10,243 cycles
Part
Warning Message
Condition
False Activation
Location
L2 Window
Stage of operation
NR
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

L-2 WINDOW OVERHEAT. GROUNDED - YES. WINDOW HEAT SWITCH OFF WAITED 5 MINUTES, WINDOW HEAT SWITCH ON LIGHT STAYED EXTINGUISHED.